DLX China

Industrial-Grade Hastelloy C Series Manufacturing Safe & Reliable

Wed, 26 Nov 2025 10:32:15 +0800

Description of Hastelloy C276 Tubing

What is Hastelloy Alloy Tubing?

Our Industrial-Grade Hastelloy C Series represents the pinnacle of material engineering for the demanding environments of the hydrogen energy sector. Specifically developed to address the critical challenges of hydrogen storage and hydrogen transport, this nickel-chromium-molybdenum alloy offers unparalleled safety and reliability. As the global push for clean energy intensifies, the infrastructure for hydrogen storage and hydrogen transport requires materials that can withstand high-pressure hydrogen environments while resisting the devastating effects of hydrogen embrittlement. Our Hastelloy C series is the definitive solution, providing exceptional resistance to corrosion and maintaining mechanical integrity under extreme conditions, making it the premier choice for safe and reliable hydrogen applications.

Key Features of Hastelloy C276 Tubing

The Hastelloy C series is defined by a set of robust product characteristics that make it indispensable for hydrogen infrastructure:

Superior Resistance to Hydrogen Embrittlement:
Our Hastelloy C alloy is specifically formulated to resist the cracking and degradation caused by hydrogen embrittlement, a primary failure mode in hydrogen storage systems.
Excellent Corrosion Resistance:
It exhibits outstanding resistance to a wide range of corrosive media, including chlorides, acidic environments, and other aggressive chemicals encountered during hydrogen production, transport, and storage.
High-Temperature Strength:
The Hastelloy C material retains its mechanical properties and structural integrity at elevated temperatures, which is crucial for components in compression and storage systems.
Outstanding Fabricability:
Despite its high strength, the Hastelloy C strip and other forms can be readily welded, forged, and machined into complex components for hydrogen transport vessels and systems.
Long-Term Durability & Reliability:
Components made from our Hastelloy C series ensure a long service life with minimal maintenance, providing a safe and reliable solution for critical hydrogen applications.

Chemical of Hastelloy C276 Tubing

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C276 Tubing

The unique properties of our Hastelloy C series make it the material of choice for several key hydrogen applications:

High-Pressure Hydrogen Storage Tanks and Vessels: For storing hydrogen in gaseous form at high pressures, where resistance to hydrogen embrittlement is non-negotiable for safety.
Hydrogen Transport Cylinders and Tubes: Ensuring the integrity of hydrogen during transit via road or pipeline.
Valves, Fittings, and Manifolds: Critical components within the hydrogen transport and refueling infrastructure.
Lining for Hydrogen Pipelines: Providing a corrosion-resistant barrier in pipelines dedicated to hydrogen transport.
Components in Hydrogen Compressors and Fueling Stations: Where high strength and corrosion resistance are paramount for reliable operation.

Advantage of Hastelloy C276 Tubing

Uniform Corrosion Protection

Seamless construction ensures consistent, reliable resistance to a wide range of chemicals.

Resists Stress Cracking

Excellent resistance to chloride-induced stress corrosion cracking (SCC) under pressure.

High-Purity & Pressure Ready

Ideal for critical, high-purity process streams and high-pressure systems like hydrogen.

Easy to Fabricate

Can be readily bent, welded, and formed into complex system layouts.

Cost-Effective Lifetime

Long service life and low maintenance deliver a lower total cost of ownership.

About DLX

Founded in 2002, CHANGZHOU DLX ALLOY CO., LTD is a leading manufacturer specializing in the research and production of specialized alloy materials. Our factory has earned both the ISO9001 International Quality Management System Certificate and SGS Certification, affirming our commitment to high standards of quality.

We are experts in the entire alloy production process, including melting, drawing, heat treatment, finishing, and rigorous testing. Our product range includes nickel-based, copper-based, and iron-based alloys, such as super alloys, welding materials, anti-corrosion alloys, precision alloys, FeCrAl alloys, NiCr alloys, CuNi alloys, and thermocouples. These are available in various forms including wire, strip, ribbon, bar, tube, and plate.

FAQ:

Q1: Why is the Hastelloy C series considered superior for hydrogen storage and transport applications?

A: The Hastelloy C series offers a superior combination of resistance to hydrogen embrittlement and excellent general corrosion resistance. This is critical for hydrogen storage and hydrogen transport systems, which operate under high pressures and can be exposed to moisture, making material failure a significant safety risk. Hastelloy C provides the reliable performance needed.

Q2: What forms is the Hastelloy C alloy available in for hydrogen infrastructure components?

A: Our industrial-grade Hastelloy C series is available in various forms to suit different hydrogen applications, including plate, sheet, Hastelloy C strip, bar, tube, and pipe. This allows for the fabrication of storage tanks, transport cylinders, pipelines, and various fittings.

Q3: How does your manufacturing process ensure the safety and reliability of the Hastelloy C material?

A: Our manufacturing process employs strict quality control, including advanced melting techniques, precise thermal treatment, and rigorous non-destructive testing. This ensures the Hastelloy C material is free from defects and possesses consistent, homogenous properties, guaranteeing its safe and reliable performance in critical hydrogen applications.

Hastelloy C22 Hydrogen Storage Material Long-Life

Wed, 26 Nov 2025 10:32:15 +0800

Description of Hastelloy C22 Tubing

What is Hastelloy Alloy Tubing?

In the advancing hydrogen energy sector, the integrity of materials used for hydrogen storage and transportation is paramount. Hastelloy C22 stands out as a premier nickel-chromium-molybdenum-tungsten alloy engineered to deliver exceptional long-life performance under the most demanding conditions. This high-performance alloy offers unparalleled resistance to hydrogen embrittlement, pitting, stress corrosion cracking, and a wide range of corrosive media encountered in hydrogen applications.

Hastelloy C22 is a versatile, nickel-chromium-molybdenum-tungsten alloy with an exceptional combination of corrosion resistance and stability. It is specifically valued in the hydrogen energy industry for its outstanding ability to withstand the challenging environments of hydrogen storage systems and hydrogen transportation equipment. The alloy's optimized chemistry provides superior resistance to localized corrosion, making it an ideal hydrogen-compatible material for high-pressure vessels, piping, and components where safety and long service life are critical.

As a leading supplier of advanced materials for the hydrogen economy, we provide Hastelloy C22 in various forms to build reliable and durable hydrogen infrastructure.

Key Features of Hastelloy C22 Tubing

The Hastelloy C22 hydrogen storage material offers a suite of benefits that ensure reliability and cost-effectiveness over the entire lifecycle of your hydrogen infrastructure.

Exceptional Resistance to Hydrogen Embrittlement:
Maintains high ductility and fracture toughness even after prolonged exposure to high-pressure hydrogen, a key property for long-life hydrogen storage.
Superior Overall Corrosion Resistance:
Outstanding performance in a wide range of acidic, alkaline, and saline environments, including chlorides.
Excellent Resistance to Localized Attack:
Highly resistant to pitting, crevice corrosion, and stress corrosion cracking (SCC).
High Strength and Durability:
Retains mechanical properties at both elevated and cryogenic temperatures relevant to liquid and gaseous hydrogen storage.
Excellent Fabricability:
Can be readily welded and fabricated into complex components for hydrogen transportation systems using conventional techniques.
Long Service Life:
Reduces maintenance, downtime, and replacement costs, providing a lower total cost of ownership for hydrogen applications.

Chemical of Hastelloy C22 Tubing

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C22 Tubing

Hastelloy C22 is the material of choice for critical components across the hydrogen energy value chain:

High-pressure hydrogen storage vessels and cylinders
Tubing and pipelines for hydrogen transportation
Valves, fittings, and fasteners in hydrogen service
Liners for composite overwrapped pressure vessels (COPVs)
Components in hydrogen compressors and fuel cell systems
Electrolyzer components for green hydrogen production

Advantage of Hastelloy C22 Tubing

Extremely Versatile Corrosion Resistance

Excels in both oxidizing and reducing environments, handling a wider range of acids, chlorides, and process streams than many other nickel alloys.

Outstanding Resistance to Localized Attack

Highly resistant to pitting, crevice corrosion, and stress corrosion cracking (SCC) in chloride-containing environments, a critical factor for long-term infrastructure integrity.

Excellent Thermal Stability

Maintains its corrosion resistance and mechanical properties after exposure to high temperatures, preventing sensitization and ensuring durability in thermal cycling services.

Superior Weldability and Fabricability

Can be readily welded and fabricated using standard techniques without post-weld heat treatment in most cases, reducing manufacturing complexity and cost.

A Reliable Choice for Demanding Applications

Proven performance in the most aggressive chemical, petrochemical, and pollution control environments, making it a trusted material for critical hydrogen infrastructure components.

About DLX

FAQ:

Q1: Why is Hastelloy C22 considered a superior material for hydrogen storage applications?

A: Hastelloy C22 offers an exceptional balance of corrosion resistance and mechanical strength. Its primary advantage for hydrogen storage is its outstanding resistance to hydrogen embrittlement, which prevents catastrophic failure and ensures the safety and long-life of high-pressure storage tanks and systems.

Q2: How does the performance of Hastelloy C22 compare to stainless steel (e.g., 316L) in hydrogen service?

A: While stainless steels like 316L are used in some less demanding applications, Hastelloy C22 provides far superior resistance to hydrogen embrittlement, chloride-induced stress corrosion cracking, and general corrosion. This makes Hastelloy C22 the preferred high-performance alloy for critical, high-pressure, and long-duration hydrogen storage and transportation where reliability is non-negotiable.

Q3: Can Hastelloy C22 be used for both gaseous and liquid hydrogen storage?

A: Yes. Hastelloy C22 maintains excellent mechanical properties at both the elevated temperatures found in some system operations and the cryogenic temperatures required for liquid hydrogen storage. Its toughness and ductility at low temperatures make it a reliable choice.

Q4: Is Hastelloy C22 easy to weld for fabricating large hydrogen pressure vessels?

A: Yes. Hastelloy C22 is known for its excellent weldability by most standard techniques, including GTAW (TIG) and GMAW (MIG). The weldments retain good corrosion resistance, which is crucial for fabricating large, complex hydrogen storage containers.

Hastelloy C276 & C22 - Key Material Supplier for Hydrogen Energy Storage

Wed, 26 Nov 2025 10:32:14 +0800

Description of Hastelloy C276 & C22 Tubing

What is Hastelloy C276 & C22 Tubing?

As a premier supplier of advanced materials for the hydrogen energy sector, we provide high-performance Hastelloy C276 and Hastelloy C22 alloys. These nickel-chromium-molybdenum alloys are engineered to withstand the extreme challenges of hydrogen storage and hydrogen transport infrastructure, ensuring maximum safety, durability, and efficiency in your clean energy systems.、

Hastelloy C276 and Hastelloy C22 are versatile nickel-chromium-molybdenum alloys renowned for their exceptional corrosion resistance. In the rapidly growing hydrogen economy, these materials are critical for handling high-pressure hydrogen, preventing embrittlement, and resisting corrosion from impurities and electrolytes. They are the materials of choice for the most demanding components in hydrogen production, storage, and transportation applications.

Key Features of Hastelloy C276 & C22 Tubing

The superior performance of our Hastelloy C-series alloys in hydrogen service is due to a unique combination of properties:

Exceptional Resistance to Hydrogen Embrittlement:
Maintains ductility and toughness when exposed to high-pressure hydrogen gas, a critical factor for hydrogen storage vessel and pipeline safety.
Outstanding General Corrosion Resistance:
Effectively resists a wide range of corrosive media, including acids, chlorides, and sour gases (H₂S).
Superior Localized Corrosion Resistance:
Highly resistant to pitting, crevice corrosion, and stress corrosion cracking (SCC) in chloride-containing environments, which is vital for hydrogen transport through pipelines.
Excellent Weldability:
Both Hastelloy C276 and C22 can be readily welded using common techniques, facilitating the fabrication of complex components for hydrogen energy storage systems.
High Strength at Elevated Temperatures:
Retains mechanical properties at the operating temperatures encountered in electrolyzers and compression systems.

Chemical of Hastelloy C276 & C22 Tubing

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C276 & C22 Tubing

Our Hastelloy C276 and C22 alloys are specified for critical components across the hydrogen value chain:

High-Pressure Hydrogen Storage Vessels: Liners and fittings for Type IV tanks.
Hydrogen Compressors: Valve components, seals, and housings.
Electrolyzers (PEM & Alkaline): Cell stacks, bipolar plates, and fluid distribution systems.
Hydrogen Transport Pipelines & Valves: Inner piping, valves, and fittings for safe hydrogen transport.
Fueling Station Components: Hoses, connectors, and pressure regulation systems.
Reformers & Processing Equipment: For handling corrosive process streams in hydrogen production.

Advantage of Hastelloy C276 & C22 Tubing

Hastelloy C276 Tubing

Uniform Corrosion Protection: Seamless construction ensures consistent, reliable resistance to a wide range of chemicals.

Resists Stress Cracking: Excellent resistance to chloride-induced stress corrosion cracking (SCC) under pressure.

High-Purity & Pressure Ready: Ideal for critical, high-purity process streams and high-pressure systems like hydrogen.

Easy to Fabricate: Can be readily bent, welded, and formed into complex system layouts.

Cost-Effective Lifetime: Long service life and low maintenance deliver a lower total cost of ownership.

Hastelloy C22 Tubing

Versatile Corrosion Resistance: Excels in a wide range of acids, chlorides, and oxidizing/reducing environments.

Resists Localized Attack: Highly resistant to pitting, crevice corrosion, and stress corrosion cracking.

Stable at High Temperatures: Maintains properties after welding and exposure to heat, preventing sensitization.

Easy to Fabricate: Can be readily welded and formed into complex systems using standard methods.

Cost-Effective for Harsh Service: Offers reliable, long-term performance in aggressive chemical and energy infrastructure.

About DLX

FAQ:

Q1: Why is Hastelloy C276 considered a key material for hydrogen energy storage?

A: Hastelloy C276 offers an unmatched combination of high strength and exceptional resistance to hydrogen embrittlement and corrosion. This makes it ideal for containing high-pressure hydrogen in storage tanks and transport systems, ensuring long-term structural integrity and safety in the hydrogen economy.

Q2: What is the main difference between Hastelloy C276 and C22 for hydrogen applications?

A: Both are excellent nickel-chromium-molybdenum alloys. Hastelloy C22 generally offers improved resistance to oxidizing media and localized corrosion compared to C276, while C276 has a long, proven track record. The choice depends on the specific chemical environment in your hydrogen production or storage process.

Q3: Can Hastelloy C-series alloys be used in hydrogen transport pipelines?

A: Absolutely. Their resistance to sulfide stress cracking (SSC) and general corrosion from potential impurities makes Hastelloy C276 and C22 excellent choices for critical sections of hydrogen transport pipelines, valves, and fittings, safeguarding against leaks and failures.

Q4: Are your Hastelloy C276 and C22 materials certified?

A: Yes, we supply all our Hastelloy alloys with full traceability and material certification to meet international standards such as ASTM B574, ASTM B575, and EN 10204 3.1, ensuring quality and consistency for your hydrogen energy projects.

Premium Hastelloy C276 - Superior Resistance to Hydrogen Embrittlement

Wed, 26 Nov 2025 09:33:33 +0800

Description of Hastelloy C276 Tubing

What is Hastelloy Alloy Tubing?

Our Hastelloy C276 is a nickel-based superalloy that delivers unparalleled performance in the most aggressive environments, particularly those involving wet chlorine, hypochlorite, and sulfuric acid. In the context of the burgeoning hydrogen energy economy, the resistance to hydrogen embrittlement exhibited by Hastelloy C276 is paramount. This hydrogen embrittlement resistance ensures the long-term structural integrity and safety of components used for hydrogen storage and hydrogen transportation, preventing catastrophic failure under high-pressure hydrogen conditions. As a leading supplier of advanced hydrogen materials, we provide Hastelloy C276 in various forms to meet the precise demands of the hydrogen industry.

Why Choose Our Hastelloy Tubes?

When you source your Hastelloy tubing from DLX, you are investing in unparalleled quality, reliability, and technical expertise. Our Hastelloy tubes are manufactured to the highest international standards, ensuring superior performance in critical applications across various industries.

Key Features of Hastelloy C276 Tubing

The Hastelloy C276 alloy offers a unique combination of properties that make it a top-tier hydrogen compatible material.

Exceptional Resistance to Hydrogen Embrittlement:
The primary reason for its selection in hydrogen service, it maintains ductility and toughness in high-pressure hydrogen environments.
Excellent Overall Corrosion Resistance:
Outstanding resistance to a wide range of corrosive media, including pitting, stress corrosion cracking, and oxidizing atmospheres up to 1900°F.
High Strength and Durability:
Provides robust mechanical properties for high-pressure hydrogen storage vessels and hydrogen transportation systems.
Good Fabricability:
Can be welded and fabricated using standard techniques, allowing for the construction of complex components for the hydrogen energy sector.
Versatility Across Temperature Ranges:
Performs reliably from cryogenic temperatures to elevated temperatures encountered in various hydrogen processes.

Chemical of Hastelloy C276 Tubing

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C276 Tubing

Hastelloy C276 is a critical hydrogen material used in numerous applications within the hydrogen energy value chain.

High-Pressure Hydrogen Storage Tanks and Vessels
Valves, Fittings, and Piping for Hydrogen Transportation
Compressor Components for Hydrogen Gas
Fuel Cell System Components
Electrolyzers for Green Hydrogen Production
Seals and Gaskets in Hydrogen Service
Reactor Vessels in Hydrogen Processing Plants

Advantage of Hastelloy C276 Tubing

Uniform Corrosion Protection

Seamless construction ensures consistent, reliable resistance to a wide range of chemicals.

Resists Stress Cracking

Excellent resistance to chloride-induced stress corrosion cracking (SCC) under pressure.

High-Purity & Pressure Ready

Ideal for critical, high-purity process streams and high-pressure systems like hydrogen.

Easy to Fabricate

Can be readily bent, welded, and formed into complex system layouts.

Cost-Effective Lifetime

Long service life and low maintenance deliver a lower total cost of ownership.

About DLX

FAQ:

Q1: Why is Hastelloy C276 considered a superior material for hydrogen applications?

A: Hastelloy C276 offers exceptional resistance to hydrogen embrittlement, a phenomenon where metals become brittle and fracture when exposed to hydrogen. This property is critical for the safety and reliability of hydrogen storage and hydrogen transportation systems operating under high pressure.

Q2: How does the corrosion resistance of Hastelloy C276 benefit hydrogen production?

A: In green hydrogen energy production via electrolysis, highly corrosive environments are present. Hastelloy C276 provides excellent resistance to chlorides and acidic media, ensuring long service life for electrolyzer components.

Q3: Can Hastelloy C276 be welded for fabricating large hydrogen storage tanks?

A: Yes, one of the key advantages of Hastelloy C276 is its excellent weldability. It can be readily fabricated using common welding techniques without becoming susceptible to post-weld corrosion, making it ideal for constructing large-scale hydrogen storage infrastructure.

Q4: What forms is your Hastelloy C276 available in?

A: We supply Hastelloy C276 in a wide range of forms including sheet, plate, strip, bar, pipe, tubing, and wire to serve various needs in the hydrogen industry.

Reliable Hastelloy C22 Solution for Hydrogen Infrastructure

Tue, 25 Nov 2025 16:17:38 +0800

Description of Hastelloy C22

What is Hastelloy C22?

Our Hastelloy C22 (UNS N06022) is a versatile, nickel-based corrosion-resistant alloy known for its exceptional durability in challenging conditions. It is specifically formulated to provide excellent resistance to pitting, crevice corrosion, stress corrosion cracking, and oxidixzing atmospheres up to high temperatures. This makes the Hastelloy C22 alloy an indispensable material for constructing critical components within the hydrogen energy value chain, particularly where safety and long-term integrity are paramount. As a leading supplier of advanced materials, we provide Hastelloy C22 in various forms including sheet, plate, strip, and bar to meet the precise needs of your hydrogen infrastructure projects.

Key Features of Hastelloy C22

The Hastelloy C22 solution delivers a combination of properties that are critical for success in hydrogen applications:

Exceptional General Corrosion Resistance:
Outstanding performance against a wide array of chemicals, including oxidizing acids like nitric acid and mixed acids.
Superior Localized Corrosion Resistance:
Excellent resistance to pitting and crevice corrosion, especially in environments containing chlorides and other halides, which are common challenges in hydrogen production and storage.
Resistance to Stress Corrosion Cracking (SCC):
Maintains integrity under tensile stress in corrosive environments, a critical factor for high-pressure hydrogen storage vessels and piping.
Versatility in Corrosive Media:
Effectively resists wet chlorine, hypochlorite, and chlorine dioxide environments, which can be encountered in various industrial settings adjacent to hydrogen energy systems.
Excellent Fabricability:
This corrosion-resistant alloy can be welded and fabricated using standard techniques, allowing for the construction of complex components for hydrogen transportation infrastructure.
High-Temperature Stability:
Retains its protective oxide layer and mechanical properties at elevated temperatures, ensuring reliable performance.

Chemical of Hastelloy C22

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C22

The robust properties of Hastelloy C22 make it suitable for numerous critical applications within the burgeoning hydrogen infrastructure:

High-Pressure Hydrogen Storage Tanks: Liner material for Type IV vessels due to its impermeability and resistance to hydrogen embrittlement.
Hydrogen Transportation Pipelines: Inner cladding or solid piping for transporting high-purity hydrogen over long distances.
Valves, Fittings, and Fasteners: Critical components that require maximum corrosion resistance and reliability.
Electrolyzer Components: Used in parts exposed to highly corrosive electrolytes and generated gases.
Hydrogen Compressor Systems: For parts in contact with high-pressure, moist hydrogen streams.
Fueling Station Infrastructure: For valves, regulators, and piping handling high-pressure hydrogen during dispensing.

Advantage of Hastelloy C22

Extremely Versatile Corrosion Resistance

Excels in both oxidizing and reducing environments, handling a wider range of acids, chlorides, and process streams than many other nickel alloys.

Outstanding Resistance to Localized Attack

Highly resistant to pitting, crevice corrosion, and stress corrosion cracking (SCC) in chloride-containing environments, a critical factor for long-term infrastructure integrity.

Excellent Thermal Stability

Maintains its corrosion resistance and mechanical properties after exposure to high temperatures, preventing sensitization and ensuring durability in thermal cycling services.

Superior Weldability and Fabricability

Can be readily welded and fabricated using standard techniques without post-weld heat treatment in most cases, reducing manufacturing complexity and cost.

A Reliable Choice for Demanding Applications

Proven performance in the most aggressive chemical, petrochemical, and pollution control environments, making it a trusted material for critical hydrogen infrastructure components.

About DLX

FAQ:

Q1: Why is Hastelloy C-276 preferred over stainless steel for hydrogen applications?

A: Standard stainless steels are highly susceptible to hydrogen embrittlement, especially under high pressure, leading to loss of ductility and cracking. Hastelloy C-276, as a hydrogen resistant alloy, maintains its mechanical integrity and resembrittlement, ensuring long-term safety and reliability in hydrogen storage and transport systems.

Q2: Can Hastelloy C-276 be used in high-temperature hydrogen environments?

A: Yes. Hastelloy C-276 retains excellent mechanical strength and corrosion resistance at elevated temperatures, making it suitable for various stages within hydrogen production and processing where heat is a factor.

Q3: What forms of Hastelloy C-276 are available for hydrogen component manufacturing?

A: We supply Hastelloy C-276 in various forms to meet your fabrication needs, including sheet, strip, plate, bar, wire, pipe, and tubing, specifically for hydrogen energy components.

Q4: Is Hastelloy C-276 suitable for welding in hydrogen service equipment?

A: Absolutely. Hastelloy C-276 is known for its excellent weldability. It can be readily fabricated using common welding methods without undergoing post-weld heat treatment, which is crucial for constructing large hydrogen transport and storage vessels.

Leading Supplier of Hastelloy C276 for Hydrogen Energy

Tue, 25 Nov 2025 15:22:40 +0800

Description of Hastelloy C276

What is Hastelloy C276?

Our Hastelloy C276 is a versatile nickel-chromium-molybdenum wrought alloy known for its exceptional corrosion resistance in a wide range of severe environments. In the context of hydrogen energy, this is critical. The alloy exhibits outstanding resistance to pitting, stress corrosion cracking, and oxidizing atmospheres up to 1900°F (1038°C). More importantly for hydrogen applications, it offers excellent resistance to hydrogen embrittlement and attack from wet reducing gases, making it the ideal choice for components that store, transport, or process high-pressure hydrogen.

We supply Hastelloy C276 in various forms such as strip, tube, sheet, and plate, all manufactured to the highest international standards to ensure the integrity and longevity of your hydrogen energy systems.

Key Features of Hastelloy C276

The superior performance of Hastelloy C-276 in hydrogen energy systems stems from its key characteristics:

Exceptional Hydrogen Embrittlement Resistance:
Withstands exposure to high-pressure hydrogen environments, maintaining ductility and preventing catastrophic failure where other materials degrade.
Superior Overall Corrosion Resistance:
Excellent resistance to a wide range of aggressive chemicals, including chlorides, sulfuric acid, and phosphoric acid, which may be encountered in hydrogen production processes.
Excellent Fabricability:
This high-performance alloy can be readily welded and fabricated using standard techniques, allowing for the construction of complex components for hydrogen transport and storage vessels.
High-Temperature Stability:
Retains its mechanical properties and corrosion resistance over a wide temperature range, suitable for various stages within the hydrogen energy value chain.
Proven Reliability:
A long history of successful use in the most demanding chemical processing and aerospace industries, ensuring dependable performance in critical fuel cell applications.

Chemical of Hastelloy C276

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C276

Hastelloy C276 is the material of choice for critical components across the hydrogen value chain:

Hydrogen Storage: High-pressure gas cylinders and vessel liners for stationary and mobile storage.
Hydrogen Transportation: Tubing and pipelines for the bulk transport of high-purity hydrogen.
Electrolyzers: Key components within PEM and alkaline electrolyzers where aggressive conditions are present.
Fuel Cell Systems: Used in parts exposed to high temperatures and corrosive by-products.
Hydrogen Compression & Valves: For components that require high strength and corrosion resistance under cyclic loading.
Hydrogen Production: Equipment in reforming and other production processes involving corrosive catalysts.

Advantage of Hastelloy C276

Excellent Corrosion Resistance: Outstanding performance in a wide range of harsh environments, including oxidizing and reducing media, such as wet chlorine, hypochlorite, and sulfuric acid.

Superior Resistance to Hydrogen Embrittlement: Maintains structural integrity and ductility in high-pressure hydrogen environments, making it a top choice for hydrogen storage and transport.

High Strength & Durability: Exhibits excellent mechanical properties and long-term stability across a broad temperature range, from cryogenic to moderately high temperatures.

Good Fabricability & Weldability: Can be readily formed and welded using standard techniques, facilitating the manufacturing of complex components.

Versatile Applications: Widely used in demanding industries such as chemical processing, pollution control, pulp and paper production, and the growing hydrogen energy sector.

About DLX

Founded in 2002, CHANGZHOU DLX ALLOY CO., LTD is a leading manufacturer specializing in the research and production of specialized alloy materials. Our factory has earned both the ISO9001 International Quality Management System Certificate and SGS Certification, affirming our commitment to high standards of quality.

FAQ:

Q1: Why is Hastelloy C-276 preferred over stainless steel for hydrogen applications?

Q2: Can Hastelloy C-276 be used in high-temperature hydrogen environments?

Q3: What forms of Hastelloy C-276 are available for hydrogen component manufacturing?

A: We supply Hastelloy C-276 in various forms to meet your fabrication needs, including sheet, strip, plate, bar, wire, pipe, and tubing, specifically for hydrogen energy components.

Q4: Is Hastelloy C-276 suitable for welding in hydrogen service equipment?

Hastelloy C276 Hydrogen Cylinders & Valves | Superior Resistance

Tue, 25 Nov 2025 15:22:39 +0800

Description of Hastelloy C276

What is Hastelloy C276?

Hastelloy C276 Hydrogen Cylinders and Valves are engineered for maximum safety and longevity in the hydrogen economy. As the industry moves towards higher pressures for efficient hydrogen storage and hydrogen transportation, the risk of hydrogen embrittlement in standard materials increases. Our Hastelloy C276 alloy provides an unmatched solution with its excellent resistance to a wide range of corrosive media, including wet chlorine, hypochlorite, and sulfuric acid, which can be present as impurities.

This material is specifically selected for Type IV hydrogen cylinders (with a polymer liner) for the metallic bosses and valves, and is fundamental in constructing the inner shells of stationary hydrogen storage tanks and the intricate components within hydrogen valves and regulators.

Key Features of Hastelloy C276

The superior performance of Hastelloy C-276 in hydrogen energy systems stems from its key characteristics:

Superior Resistance to Hydrogen Embrittlement: The primary reason for selecting Hastelloy C276 in hydrogen service. Its stable microstructure resects the degradation caused by high-pressure hydrogen, preventing crack initiation and propagation.
Excellent General Corrosion Resistance: Delivers outstanding performance in both oxidizing and reducing environments, making it ideal for hydrogen production, hydrogen storage, and hydrogen transportation where impurity gases may be present.
High Strength and Durability: Maintains excellent mechanical properties at a wide range of temperatures, from cryogenic conditions (as in liquid hydrogen storage) to moderately elevated temperatures, ensuring structural integrity.
Versatility in Fabrication: Hastelloy C276 can be readily welded and fabricated into complex shapes required for hydrogen cylinder necks, valve bodies, and other precision hydrogen components.
Long Service Life & Reliability: Reduces maintenance frequency and replacement costs, offering a total cost-of-advantage for critical hydrogen infrastructure.

Chemical of Hastelloy C276

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C276

This hydrogen resistant alloy is specified for numerous critical applications within the hydrogen energy sector:

High-Pressure Hydrogen Storage Vessels and Cylinders
Piping and Tubing for Hydrogen Transport
Components within Electrolyzers for Green Hydrogen Production
Fuel Cell Stack Components and Bipolar Plates
Valves, Fittings, and Fasteners in Hydrogen Service
Compressor Parts for Hydrogen Refueling Stations

Advantage of Hastelloy C276

Excellent Corrosion Resistance: Outstanding performance in a wide range of harsh environments, including oxidizing and reducing media, such as wet chlorine, hypochlorite, and sulfuric acid.

Superior Resistance to Hydrogen Embrittlement: Maintains structural integrity and ductility in high-pressure hydrogen environments, making it a top choice for hydrogen storage and transport.

High Strength & Durability: Exhibits excellent mechanical properties and long-term stability across a broad temperature range, from cryogenic to moderately high temperatures.

Good Fabricability & Weldability: Can be readily formed and welded using standard techniques, facilitating the manufacturing of complex components.

Versatile Applications: Widely used in demanding industries such as chemical processing, pollution control, pulp and paper production, and the growing hydrogen energy sector.

About DLX

FAQ:

Q1: Why is Hastelloy C-276 preferred over stainless steel for hydrogen applications?

Q2: Can Hastelloy C-276 be used in high-temperature hydrogen environments?

Q3: What forms of Hastelloy C-276 are available for hydrogen component manufacturing?

A: We supply Hastelloy C-276 in various forms to meet your fabrication needs, including sheet, strip, plate, bar, wire, pipe, and tubing, specifically for hydrogen energy components.

Q4: Is Hastelloy C-276 suitable for welding in hydrogen service equipment?

Hastelloy C-276 for Hydrogen Storage & Transport | High-Performance Hydrogen Resistant Alloy

Tue, 25 Nov 2025 14:31:16 +0800

Description of Hastelloy C276

What is Hastelloy C276?

Hastelloy C-276 is a versatile, nickel-based corrosion-resistant alloy known for its exceptional durability in severe operational conditions. Its optimized composition provides outstanding resistance to pitting, stress-corrosion cracking, and oxidizing atmospheres up to high temperatures. In hydrogen applications, this high-performance alloy is particularly valued for its superior resistance to hydrogen embrittlement—a common failure mode in standard stainless steels. This makes Hastelloy C-276 an indispensable material for ensuring the safety, longevity, and reliability of systems involved in green hydrogen production, storage, and distribution.

Key Features of Hastelloy C276

The superior performance of Hastelloy C-276 in hydrogen energy systems stems from its key characteristics:

Exceptional Hydrogen Embrittlement Resistance:
Withstands exposure to high-pressure hydrogen environments, maintaining ductility and preventing catastrophic failure where other materials degrade.
Superior Overall Corrosion Resistance:
Excellent resistance to a wide range of aggressive chemicals, including chlorides, sulfuric acid, and phosphoric acid, which may be encountered in hydrogen production processes.
Excellent Fabricability:
This high-performance alloy can be readily welded and fabricated using standard techniques, allowing for the construction of complex components for hydrogen transport and storage vessels.
High-Temperature Stability:
Retains its mechanical properties and corrosion resistance over a wide temperature range, suitable for various stages within the hydrogen energy value chain.
Proven Reliability:
A long history of successful use in the most demanding chemical processing and aerospace industries, ensuring dependable performance in critical fuel cell applications.

Chemical of Hastelloy C276

Hastelloy Grade	Hastelloy B	Hastelloy C-276	Hastelloy C-4	Hastelloy C-22	Hastelloy C-59	Hastelloy G	Hastelloy X
Corresponding brand	N10001/ NS321/ ONl65Mo28Fe5/ VN12MV	N10276 / 2.4819/ NS334 / CW12MW	N06455 / 2.4610I 00Cr16Ni65Mo16Ti / NS335	N06022 / 2.4602/ NS3308	N06059 / 2.4605/ NS3311 / Alloy59	N06007 / 2.4618/ NS3402	N06002 / 2.4665/ GH3536 / GH32
Chemical composition%
C≤	0.05	0.01	0.015	0.015	0.01	0.05	0.05-0.15
Mn≤	1	1	1	0.5	0.5	1.0-2.0	1
P≤	0.04	0.04	0.04	0.02	0.015	0.04	0.04
S≤	0.03	0.03	0.03	0.02	0.01	0.03	0.03
Si≤	1	0.08	0.08	0.08	0.01	1	1
Cr≤	≤1	14.5-16.5	14.0-18.0	14.0-18.0	22.0-24.0	21.0-23.5	20.5-23.0
Ni≤	the base	the base	the base	the base	the base	the base	the base
Mo	26.0-30.0	15.0-17.0	14.0-17.0	12.5-14.5	15.0-16.5	5.5-7.5	8.0-10.0
Cu					≤0.50	1.5-2.5
N		W:3.0-4.5		W:2.5-3.5		W:≤1.0	W:0.2-1.0
Nb						1.75-2.50
Other	V:0.20-0.40 Co:≤2.50 Fe:4.0-60.	V:≤0.35 Co:≤2.50 Fe:4.0-7.0	Ti:≤0.70 Co:≤2.0 Fe:≤3.0	V:≤0.35 Co:≤2.5 Fe:2.0-6.0	AI:0.10-0.40 Co:≤0.30 Fe:≤1.50	Co:≤2.5 Fe:≤18.0-21.0	Co:≤0.5-2.5 Fe:≤17.0-20.0

Application Field of Hastelloy C276

This hydrogen resistant alloy is specified for numerous critical applications within the hydrogen energy sector:

High-Pressure Hydrogen Storage Vessels and Cylinders
Piping and Tubing for Hydrogen Transport
Components within Electrolyzers for Green Hydrogen Production
Fuel Cell Stack Components and Bipolar Plates
Valves, Fittings, and Fasteners in Hydrogen Service
Compressor Parts for Hydrogen Refueling Stations

Advantage of Hastelloy C276

Excellent Corrosion Resistance: Outstanding performance in a wide range of harsh environments, including oxidizing and reducing media, such as wet chlorine, hypochlorite, and sulfuric acid.

Superior Resistance to Hydrogen Embrittlement: Maintains structural integrity and ductility in high-pressure hydrogen environments, making it a top choice for hydrogen storage and transport.

High Strength & Durability: Exhibits excellent mechanical properties and long-term stability across a broad temperature range, from cryogenic to moderately high temperatures.

Good Fabricability & Weldability: Can be readily formed and welded using standard techniques, facilitating the manufacturing of complex components.

Versatile Applications: Widely used in demanding industries such as chemical processing, pollution control, pulp and paper production, and the growing hydrogen energy sector.

About DLX

Founded in 2002, CHANGZHOU DLX ALLOY CO., LTD is a leading manufacturer specializing in the research and production of specialized alloy materials. Our factory has earned both the ISO9001 International Quality Management System Certificate and SGS Certification, affirming our commitment to high standards of quality.

FAQ:

Q1: Why is Hastelloy C-276 preferred over stainless steel for hydrogen applications?

Q2: Can Hastelloy C-276 be used in high-temperature hydrogen environments?

Q3: What forms of Hastelloy C-276 are available for hydrogen component manufacturing?

A: We supply Hastelloy C-276 in various forms to meet your fabrication needs, including sheet, strip, plate, bar, wire, pipe, and tubing, specifically for hydrogen energy components.

Q4: Is Hastelloy C-276 suitable for welding in hydrogen service equipment?

Fuel Cell Lifetime Solution - High-Performance Iridium Platinum Wire Supplier

Tue, 25 Nov 2025 10:47:33 +0800

Description of Iridium Platinum Wire

What is Iridium Platinum Wire?

Our Fuel Cell Iridium Platinum Wire is a sophisticated alloy wire meticulously crafted from Iridium (Ir) and Platinum (Pt). It is designed to serve as a critical component in Proton Exchange Membrane Fuel Cells (PEMFC) and water electrolyzers, where it acts as an electrocatalyst support or a key element in the MEA (Membrane Electrode Assembly). This iridium platinum wire is essential for facilitating the Oxygen Reduction Reaction (ORR) and Oxygen Evolution Reaction (OER), which are vital for energy conversion in hydrogen technologies. By choosing our iridium platinum alloy wire, you are investing in a solution that directly enhances the fuel cell lifetime and operational stability of your hydrogen production systems.

Key Features of Iridium Platinum Wire

The superior performance of our Iridium Platinum wire in fuel cell applications is due to a combination of key characteristics:

Superior Corrosion Resistance:
Excellent resistance to highly acidic and oxidizing environments within the fuel cell, ensuring long-term stability and extending fuel cell lifetime.
High-Temperature Stability:
Maintains structural integrity and catalytic activity at elevated operating temperatures, a critical feature for high-performance fuel cell stacks.
Exceptional Electrical Conductivity:
Provides efficient electron transfer, crucial for maximizing the power output and overall efficiency of the hydrogen energy system.
Enhanced Catalytic Activity:
The iridium platinum composition offers superior catalytic properties for key reactions, improving the performance of your fuel cell applications.
Excellent Mechanical Strength:
High tensile strength and resistance to deformation ensure reliability and durability under mechanical stress and vibration.
Customizable Dimensions:
Available in a wide range of diameters and spool lengths to meet specific design requirements for various fuel cell and electrolyzer configurations.

Application Field of Iridium Platinum Wire

This Iridium Platinum Wire is a fundamental fuel cell material used in several critical applications within the hydrogen energy sector:

PEM Fuel Cell Catalysts: As a core component or coating in catalyst inks for the membrane electrode assembly (MEA).
Fuel Cell Electrodes: Used in the fabrication of highly durable and active electrodes.
Bipolar Plate Coatings: Applied as a thin, corrosion-resistant coating on metallic bipolar plates to enhance durability and prevent contamination.
Research & Development: An essential material for labs and institutions developing next-generation fuel cell technologies and hydrogen energy systems.
Solid Oxide Fuel Cell Components: Suitable for interconnects and other high-temperature components.

Advantages of Iridium Platinum Wire

Exceptional Corrosion Resistance: Withstands highly acidic and oxidizing environments in fuel cells and electrolyzers, ensuring long-term stability.

Superior Electrical Conductivity: Provides excellent electron transfer efficiency, crucial for maintaining high performance in electrochemical reactions.

Extreme High-Temperature Stability: Maintains structural integrity and catalytic activity at elevated operating temperatures.

Remarkable Mechanical Strength: Offers high durability and resistance to physical degradation under stress or vibration.

Long Operational Lifespan: Significantly extends the service life of catalytic components, reducing replacement frequency and system downtime.

Customizable Specifications: Available in various diameters, purities, and alloy ratios to meet precise application requirements.

About DLX

FAQ:

Q1: Why is Iridium Platinum Wire used in Fuel Cells?

A: Iridium platinum wire and its derived materials are used because of their exceptional corrosion resistance and high catalytic activity for the oxygen evolution and reduction reactions. This is crucial for the efficiency and, most importantly, the long-term durability and extended fuel cell lifetime in harsh acidic environments.

Q2: What are the benefits of your Iridium Platinum Alloy Wire for Hydrogen Energy applications?

A: Our iridium platinum alloy wire offers a unique combination of properties: it significantly enhances catalytic activity, provides unmatched resistance to corrosion, and maintains stability at high temperatures. These benefits directly translate to higher efficiency, reduced degradation, and a longer operational fuel cell lifetime, making it a superior fuel cell material.

Q3: Can you supply custom Iridium to Platinum ratios?

A: Absolutely. As a specialized supplier, we work closely with our clients to develop custom iridium platinum alloy compositions (such as PtIr10, PtIr20, etc.) to optimize performance for specific fuel cell or electrolyzer designs and operating conditions.

Q4: How does this material contribute to a longer Fuel Cell Lifetime?

A: The primary failure modes in fuel cells include catalyst degradation and support corrosion. Our iridium platinum wire provides a highly stable and robust platform that resists these degradation mechanisms. This enhanced stability directly reduces performance decay over time, which is the key to achieving a longer fuel cell lifetime.

Q5: Are you a global supplier of these advanced materials?

A: Yes, we are an international supplier with a global logistics network, enabling us to reliably support hydrogen energy projects and fuel cell manufacturers worldwide with our high-performance iridium platinum wire.

Ultra-Fine Iridium Platinum Wire for Fuel Cell Catalyst Substrates

Tue, 25 Nov 2025 10:47:33 +0800

Description of Iridium Platinum Wire

What is Iridium Platinum Wire?

Our Ultra-Fine Iridium Platinum Wire represents a pinnacle of material science for the hydrogen energy sector. Specifically engineered for use in fuel cell catalyst substrates, this high-purity alloy wire combines the exceptional durability of Iridium with the superior catalytic properties of Platinum. In the demanding environment of a fuel cell, where efficiency and longevity are paramount, this Iridium Platinum wire serves as a critical component, providing an robust and reliable foundation for catalytic reactions. It is designed to withstand extreme corrosive conditions and high operational temperatures, ensuring consistent performance and enhanced service life for your fuel cell systems.

Key Features of Iridium Platinum Wire

The superior performance of our Iridium Platinum wire in fuel cell applications is due to a combination of key characteristics:

Exceptional Corrosion Resistance: The Iridium Platinum alloy offers outstanding resistance to oxidation and corrosion, even when exposed to the highly acidic or alkaline electrolytes within fuel cells, ensuring long-term stability.
High-Temperature Stability: This wire maintains its structural integrity and mechanical properties at the elevated temperatures typical of fuel cell operation, preventing deformation and failure.
Superior Electrical Conductivity: Essential for efficient catalyst substrate performance, the wire ensures minimal electrical resistance, maximizing the energy output of the fuel cell.
Excellent Mechanical Strength: Despite its ultra-fine diameter, the Iridium Platinum wire possesses high tensile strength, allowing it to be woven or formed into durable catalyst substrates.
Customizable Dimensions: We can produce this high-performance Iridium Platinum wire in a wide range of ultra-fine diameters and spool lengths to meet specific design requirements for various fuel cell types.

Application Field of Iridium Platinum Wire

This Iridium Platinum Wire is a fundamental fuel cell material used in several critical applications within the hydrogen energy sector:

PEM Fuel Cell Catalysts: As a core component or coating in catalyst inks for the membrane electrode assembly (MEA).
Fuel Cell Electrodes: Used in the fabrication of highly durable and active electrodes.
Bipolar Plate Coatings: Applied as a thin, corrosion-resistant coating on metallic bipolar plates to enhance durability and prevent contamination.
Research & Development: An essential material for labs and institutions developing next-generation fuel cell technologies and hydrogen energy systems.
Solid Oxide Fuel Cell Components: Suitable for interconnects and other high-temperature components.

Advantages of Iridium Platinum Wire

Exceptional Corrosion Resistance: Withstands highly acidic and oxidizing environments in fuel cells and electrolyzers, ensuring long-term stability.

Superior Electrical Conductivity: Provides excellent electron transfer efficiency, crucial for maintaining high performance in electrochemical reactions.

Extreme High-Temperature Stability: Maintains structural integrity and catalytic activity at elevated operating temperatures.

Remarkable Mechanical Strength: Offers high durability and resistance to physical degradation under stress or vibration.

Long Operational Lifespan: Significantly extends the service life of catalytic components, reducing replacement frequency and system downtime.

Customizable Specifications: Available in various diameters, purities, and alloy ratios to meet precise application requirements.

About DLX

FAQ:

Q1: Why is Iridium Platinum Wire used in fuel cells?

A: Iridium Platinum Wire is used in fuel cells because of its exceptional combination of properties. It provides high catalytic activity for the electrochemical reactions, superb corrosion resistance against the acidic membrane environment, and excellent electrical conductivity, all of which are critical for the efficiency and durability of a fuel cell.

Q2: What are the advantages of your Iridium Platinum alloy over other materials?

A: Our specific Iridium Platinum alloy is engineered for optimal performance in fuel cell environments. It offers a superior balance of mechanical strength and catalytic activity compared to pure platinum, while providing better oxidation resistance than some other platinum-group metal alloys, leading to a longer-lasting fuel cell component.

Q3: Can you provide custom diameters and compositions of Iridium Platinum wire?

A: Yes, we specialize in providing customized material solutions. We can produce Iridium Platinum Wire in a wide range of diameters and with specific Iridium-to-Platinum ratios to meet the precise requirements of your fuel cell design and application.

Q4: How does the performance of Iridium Platinum wire impact the overall fuel cell system?

A: The performance of the Iridium Platinum wire directly impacts the catalyst layer's effectiveness and the electrical efficiency of the fuel cell. High-quality wire ensures consistent reactions, reduces power loss, and enhances the operational lifespan of the entire fuel cell system, making it a critical factor in system reliability.

Q5: Where can I request a quote or technical datasheet for this fuel cell material?

A: You can easily request a quote, a full technical datasheet, or consult with our experts by contacting us through our website's inquiry form or directly via email. We are happy to support your fuel cell project with the right Iridium Platinum material solution.

DLX China

Industrial-Grade Hastelloy C Series Manufacturing Safe & Reliable

Description of Hastelloy C276 Tubing

What is Hastelloy Alloy Tubing?

Key Features of Hastelloy C276 Tubing

Superior Resistance to Hydrogen Embrittlement:

Excellent Corrosion Resistance:

High-Temperature Strength:

Outstanding Fabricability:

Long-Term Durability & Reliability:

Chemical of Hastelloy C276 Tubing

Application Field of Hastelloy C276 Tubing

Advantage of Hastelloy C276 Tubing

About DLX

FAQ:

Q1: Why is the Hastelloy C series considered superior for hydrogen storage and transport applications?

Q2: What forms is the Hastelloy C alloy available in for hydrogen infrastructure components?

Q3: How does your manufacturing process ensure the safety and reliability of the Hastelloy C material?

Hastelloy C22 Hydrogen Storage Material Long-Life

Description of Hastelloy C22 Tubing

What is Hastelloy Alloy Tubing?

Key Features of Hastelloy C22 Tubing

Exceptional Resistance to Hydrogen Embrittlement:

Superior Overall Corrosion Resistance:

Excellent Resistance to Localized Attack:

High Strength and Durability:

Excellent Fabricability:

Long Service Life:

Chemical of Hastelloy C22 Tubing

Application Field of Hastelloy C22 Tubing

High-pressure hydrogen storage vessels and cylinders

Tubing and pipelines for hydrogen transportation

Valves, fittings, and fasteners in hydrogen service

Liners for composite overwrapped pressure vessels (COPVs)

Components in hydrogen compressors and fuel cell systems

Electrolyzer components for green hydrogen production

Advantage of Hastelloy C22 Tubing

About DLX

FAQ:

Q1: Why is Hastelloy C22 considered a superior material for hydrogen storage applications?

Q2: How does the performance of Hastelloy C22 compare to stainless steel (e.g., 316L) in hydrogen service?

Q3: Can Hastelloy C22 be used for both gaseous and liquid hydrogen storage?

Q4: Is Hastelloy C22 easy to weld for fabricating large hydrogen pressure vessels?

Hastelloy C276 & C22 - Key Material Supplier for Hydrogen Energy Storage

Description of Hastelloy C276 & C22 Tubing

What is Hastelloy C276 & C22 Tubing?

Key Features of Hastelloy C276 & C22 Tubing

Exceptional Resistance to Hydrogen Embrittlement:

Outstanding General Corrosion Resistance:

Superior Localized Corrosion Resistance:

Excellent Weldability:

High Strength at Elevated Temperatures:

Chemical of Hastelloy C276 & C22 Tubing

Application Field of Hastelloy C276 & C22 Tubing

Advantage of Hastelloy C276 & C22 Tubing

Hastelloy C276 Tubing

Hastelloy C22 Tubing

About DLX

FAQ:

Q1: Why is Hastelloy C276 considered a key material for hydrogen energy storage?

Q2: What is the main difference between Hastelloy C276 and C22 for hydrogen applications?

Q3: Can Hastelloy C-series alloys be used in hydrogen transport pipelines?

Q4: Are your Hastelloy C276 and C22 materials certified?

Premium Hastelloy C276 - Superior Resistance to Hydrogen Embrittlement

Description of Hastelloy C276 Tubing

What is Hastelloy Alloy Tubing?

Key Features of Hastelloy C276 Tubing

Exceptional Resistance to Hydrogen Embrittlement:

Excellent Overall Corrosion Resistance:

High Strength and Durability:

Good Fabricability:

Versatility Across Temperature Ranges:

Chemical of Hastelloy C276 Tubing

Application Field of Hastelloy C276 Tubing

High-Pressure Hydrogen Storage Tanks and Vessels

Valves, Fittings, and Piping for Hydrogen Transportation

Compressor Components for Hydrogen Gas

Fuel Cell System Components

Electrolyzers for Green Hydrogen Production

Seals and Gaskets in Hydrogen Service