Welcome to Changzhou DLX Alloy Co., Ltd.
Email:sales8@dlx-alloy.com Mobile/Whatsapp:+86 199 0611 9641
Specialized manufacturer of heaters, thermocouples and titanium,over 20 years.
Whatsapp:+86 199 0611 9641
Email:sales8@dlx-alloy.com
Add:NO.32 West Taihu Road, Xinbei District, Changzhou, Jiangsu,China
Inconel Pipe
Product Details

Inconel 625 tubing is a premium alloy known for its exceptional resistance to extreme heat, corrosion, and mechanical stress, making it an ideal material for custom fabrications in industries such as aerospace, chemical processing, and marine engineering. Its robust properties enable it to withstand harsh environments, ensuring the durability and reliability of equipment, even in the most challenging conditions. Whether used in reactors, turbines, or heat exchangers, Inconel 625 tubing is the preferred choice for applications requiring high-performance materials.
Item | Inconel 600 | Inconel 625 | Inconel 718 | Inconel X750 | Inconel 825 | |||
C | ≤0.15 | ≤0.1 | 0.05-0.15 | ≤0.08 | ≤0.05 | ≤0.08 | ≤0.08 | ≤0.05 |
Mn | ≤1 | ≤1.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤1 | ≤1 |
Fe | 6-10 | rest | ≤3 | rest | 7-11 | rest | 5-9 | ≥22 |
P | ≤0.015 | ≤0.02 | ≤0.015 | -- | -- | -- | -- | -- |
S | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.015 | ≤0.01 | ≤0.01 | ≤0.03 |
Si | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.35 | ≤0.5 | ≤0.5 |
Cu | ≤0.5 | ≤1 | -- | ≤0.3 | ≤0.5 | ≤0.3 | ≤0.5 | 1.5-3 |
Ni | ≥72 | 58-63 | ≥44.5 | 50-55 | ≥58 | 50-55 | ≥70 | 38-46 |
Co | -- | -- | 10-15 | ≤10 | -- | ≤1 | ≤1 | -- |
Al | -- | 1-1.7 | 0.8-1.5 | ≤0.8 | -- | 0.2-0.8 | 0.4-1 | ≤0.2 |
Ti | -- | -- | ≤0.6 | ≤1.15 | -- | -- | 2.25-2.75 | 0.6-1.2 |
Cr | 14-17 | 21-25 | 20-24 | 17-21 | 27-31 | 17-21 | 14-17 | 19.5-23.5 |
Nb+Ta | -- | -- | -- | 4.75-5.5 | -- | 4.75-5.5 | 0.7-1.2 | -- |
Mo | -- | -- | 8-10 | 2.8-3.3 | -- | 2.8-3.3 | -- | 2.5-3.5 |
B | -- | -- | ≤0.006 | -- | -- | -- | -- | -- |
Shape | Size (mm) |
Wire | 0.02-7.50 |
Rod/Bar | 8.0-200 |
Strip | (0.5-2.5)*(5-180) |
Tube/Pipe | Customized |
Sheet/Plate | Customized |
High-Temperature Resistance: Inconel 625 tubing is designed to withstand extreme temperatures up to 1,000°C (1,832°F), making it ideal for high-heat applications in aerospace, power generation, and industrial heating systems.
Corrosion Resistance: This alloy offers superior protection against oxidation and corrosion, ensuring long-term durability in aggressive chemical environments, including chemical processing and marine applications.
Exceptional Mechanical Strength: With high tensile strength, Inconel 625 tubing can endure significant stress, making it suitable for demanding industries like oil and gas, where high-strength materials are essential.
Versatile Fabrication Options: Inconel 625 tubing can be shaped into various configurations, allowing for custom fabrications in a range of industrial applications, from reactors to automotive systems.
Weldability: It can be easily welded using standard welding techniques, ensuring smooth integration into complex systems and providing flexibility for custom fabrication projects.
Thermal Stability: Inconel 625 tubing retains its structural integrity under fluctuating temperatures, making it a reliable choice for gas turbines, heat exchangers, and other thermal systems.
Long-Lasting Performance: The combination of corrosion resistance, mechanical strength, and high-temperature tolerance ensures that Inconel 625 tubing offers a long service life, minimizing the need for frequent replacements.
Stress Corrosion Cracking Resistance: Designed to resist stress corrosion cracking, Inconel 625 tubing is ideal for high-stress applications in the oil and gas industry and other critical environments.
Chemical Resilience: With its ability to resist aggressive chemicals, Inconel 625 tubing is well-suited for use in harsh chemical processing environments, ensuring safe and efficient operation.


Inconel 625 weldable tubing is used across a wide range of industries that demand high-performance materials capable of withstanding extreme conditions:
Aerospace: Crucial for turbine blades, exhaust systems, and other high-temperature components that require durability and resistance to thermal fatigue.
Chemical Processing: Used in reactors, heat exchangers, and piping systems where resistance to corrosion and high temperatures is essential for operational efficiency.
Marine Engineering: Ideal for components exposed to seawater, such as valves, propeller shafts, and marine exhaust systems, where corrosion resistance is paramount.
Oil and Gas: Used for downhole tubing and pipeline systems, providing high strength and corrosion resistance in extreme environments.
Nuclear Energy: Inconel 625 tubing is highly effective in reactor components, where it withstands radiation and high temperatures, ensuring long-term reliability and safety.
Industrial Heating: Used in heating elements for industrial furnaces and other high-temperature applications, ensuring performance under intense heat.
Power Generation: In gas turbines, Inconel 625 tubing improves efficiency in converting fuel into energy, making it ideal for energy production systems.
Automotive: Inconel 625 tubing is used in exhaust systems and turbochargers, where it handles extreme temperatures and enhances vehicle performance.
Pharmaceutical Manufacturing: Ideal for maintaining purity and integrity in pharmaceutical equipment, where resistance to corrosion and high temperatures is essential.


Superior Durability: Inconel 625 tubing offers exceptional longevity due to its resistance to corrosion, oxidation, and high temperatures, reducing maintenance and replacement costs.
Enhanced Safety: Its ability to maintain structural integrity in extreme environments ensures the safety of critical systems in industries like aerospace, oil and gas, and nuclear energy.
Cost-Effective: While initially more expensive, the long-lasting performance of Inconel 625 tubing provides a cost-effective solution by reducing the frequency of replacements and minimizing downtime.
Flexible Custom Fabrication: The versatility of Inconel 625 tubing makes it ideal for complex and custom engineering projects, allowing for seamless integration into a wide variety of applications.
Easy Weldability: Inconel 625 tubing is compatible with conventional welding methods, ensuring smooth integration into existing systems without the need for specialized techniques.
Performance Under Stress: Its ability to resist stress corrosion cracking makes Inconel 625 tubing an excellent choice for high-stress applications, such as those found in the oil and gas industry.



CHANGZHOU DLX ALLOY CO, LTD was established in 2002 and has got ISO9001 International Quality Management System Certificate and SGS Certificate. Our factory is professional in researching and producing special alloy material. From melting, drawing, heat treatment, finishing and testing .We offer nickel based, copper-based, and iron-based alloys, including super alloy, welding materials, anti-corrosion alloy, Precision Alloy , FeCrAl alloy, NiCr alloy, CuNi alloy, thermocouple and etc, in the form of wire, strip, ribbon, bar, tube, plate.


Our 12,000㎡ factory is equipped with complete capabilities for research, production, testing, and packaging. We strictly adhere to ISO 9001 standards in our production processes, with an annual output of 1,200 tons. This ensures that we meet both quantity and quality demands. Furthermore, all products undergo rigorous simulated environment testing including high temperature, high pressure, and corrosion tests before being dispatched, ensuring they meet customer specifications. We also provide chemical analysis reports for every FeCrAl alloy, NiCr alloy, and other products purchased.
For all our clients, we offer timely and multilingual after-sales support and technical consulting, helping you resolve any issues swiftly and efficiently.


FAQ
Q1: What is Inconel 625 tubing used for?
A1: Inconel 625 tubing is used in industries such as aerospace, chemical processing, oil and gas, and marine engineering, where high resistance to heat, corrosion, and mechanical stress is required.
Q2: Can Inconel 625 tubing be welded?
A2: Yes, Inconel 625 tubing can be easily welded using standard welding techniques, making it highly suitable for custom fabrication projects.
Q3: What are the temperature limits for Inconel 625 tubing?
A3: Inconel 625 tubing can withstand temperatures up to 1,000°C (1,832°F), making it ideal for high-heat applications such as turbines, exhaust systems, and industrial heating.
Q4: What industries benefit from Inconel 625 tubing?
A4: Inconel 625 tubing is used in industries like aerospace, oil and gas, nuclear energy, chemical processing, marine engineering, and automotive, where materials need to withstand extreme conditions.
Q5: How long is the lead time for sample orders?
A5: The sample lead time is usually 7 days after payment confirmation.
Q6: What are your payment terms?
A6: We accept T/T, L/C, D/A, D/P, Western Union, MoneyGram, and PayPal.
Q7: How do I contact you for more information?
A7: You can contact us via email, phone, or through our website. Our working hours are Monday to Saturday, 7:30 AM – 5:00 PM (Beijing Time, GMT+08:00).
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