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.
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
Hastelloy Alloys
Product Details
Hastelloy C276 Bar is a high-performance alloy known for its exceptional resistance to a wide range of corrosive environments. This alloy is a nickel-molybdenum-chromium superalloy with the addition of tungsten, designed to withstand some of the harshest conditions, including strong oxidizing and reducing acids, pitting, crevice corrosion, and stress corrosion cracking. The unique combination of elements in Hastelloy C276 makes it one of the most versatile corrosion-resistant materials available, widely used in chemical processing, pollution control, oil and gas, marine, and other industries where high corrosion resistance is paramount.
item | HC-276 | C-22 | C-4 | B2 | B3 | N |
C | ≤0.01 | ≤0.015 | ≤0.015 | ≤0.02 | ≤0.01 | 0.04-0.08 |
Mn | ≤1 | ≤0.5 | ≤1 | ≤1 | ≤3 | ≤1 |
Fe | 4-7 | 2-6 | ≤3 | ≤2 | ≤1.5 | ≤5 |
P | ≤0.04 | ≤0.02 | ≤0.04 | ≤0.04 | -- | ≤0.015 |
S | ≤0.03 | ≤0.02 | ≤0.03 | ≤0.03 | -- | ≤0.02 |
Si | ≤0.08 | ≤0.08 | ≤0.08 | ≤0.1 | ≤0.1 | ≤1 |
Ni | rest | rest | rest | rest | ≤65 | rest |
Co | ≤2.5 | ≤2.5 | ≤2 | ≤1 | ≤3 | ≤0.2 |
Ti+Cu | -- | -- | ≤0.7 | -- | ≤0.4 | ≤0.35 |
Al+Ti | -- | -- | -- | -- | ≤0.5 | ≤0.5 |
Cr | 14.5-16.5 | 20-22.5 | 14-18 | ≤1 | ≤1.5 | 6-8 |
Mo | 15-17 | 12.5-14.5 | 14-17 | 26-30 | ≤28.5 | 15-18 |
B | -- | -- | -- | -- | -- | ≤0.01 |
W | 3-4.5 | 2.5-3.5 | -- | -- | ≤3 | ≤0.5 |
V | ≤0.35 | ≤0.35 | -- | 0.2-0.4 | -- | ≤0.5 |
Shape | Size (mm) |
Wire | 0.5-7.5 |
Rod/Bar | 8.0-200 |
Strip | (0.5-2.5)*(5-180) |
Tube/Pipe | Custom made |
Sheet/Plate | Custom made |
High Nickel Content: Offers excellent resistance to reducing environments and various acids such as hydrochloric and sulfuric acid.
Molybdenum Addition: Enhances resistance to pitting and crevice corrosion, especially in chloride-rich environments.
Chromium Content: Provides resistance to oxidation and forms a stable passive oxide layer, protecting the alloy from corrosive agents.
Tungsten Addition: Improves resistance to localized corrosion, especially in aggressive chloride environments.
Low Carbon Content: Minimizes the risk of carbide precipitation during welding, ensuring enhanced weldability and resistance to intergranular corrosion.
Wide pH Range Resistance: Effective in both acidic and alkaline environments, making it ideal for versatile industrial applications.
Self-Healing Passive Film: The combination of nickel, chromium, and molybdenum forms a protective passive film that is self-repairing if damaged, enhancing long-term durability.
Stress Corrosion Cracking Resistance: The alloy's composition helps prevent cracking under tensile stress, particularly in the presence of chlorides.
Stable Microstructure: Maintains stability at high temperatures, ensuring long-term performance in severe operating conditions.
Chemical Processing: Widely used in reactors, heat exchangers, and piping systems where resistance to aggressive acids and chemicals is required.
Oil and Gas Industry: Employed in offshore drilling rigs, refining units, and gas processing plants for its outstanding resistance to sour gas and other harsh environments.
Pollution Control: Essential in equipment used for controlling emissions and handling corrosive gases, where high resistance to oxidation and corrosion is needed.
Marine Applications: Used in seawater applications such as desalination plants and marine environments where resistance to chloride-induced corrosion is critical.
Pharmaceutical Industry: Ideal for equipment handling aggressive chemicals in pharmaceutical manufacturing, maintaining integrity in corrosive environments.
Power Generation: Used in power plants, especially in environments that involve corrosive elements at high temperatures, such as in scrubber systems.
Exceptional Corrosion Resistance: Effective against a wide range of corrosive environments, making it ideal for use in chemical processing, marine, and pollution control.
High-Temperature Stability: Maintains strength and durability even at high temperatures, making it suitable for demanding applications in power generation and industrial processing.
Durability and Longevity: The self-healing oxide film and resistance to stress corrosion cracking ensure long-lasting performance, reducing maintenance costs.
Versatility in Harsh Environments: Effective in both reducing and oxidizing environments, resistant to pitting, crevice corrosion, and stress corrosion cracking.
Excellent Weldability: Its low carbon content allows for easy welding without the risk of intergranular corrosion.
Reduced Downtime: Due to its exceptional resistance to wear and corrosion, Hastelloy C276 ensures minimal downtime in industries that rely on harsh environments.
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.
1. What is the main use of Hastelloy C276?
Hastelloy C276 is primarily used in industries where high resistance to corrosion, pitting, and crevice corrosion is essential, such as chemical processing, oil and gas, marine applications, and pollution control.
2. How does Hastelloy C276 resist corrosion?
Hastelloy C276’s unique chemical composition, including high levels of nickel, molybdenum, and chromium, forms a passive oxide layer that protects against oxidation and corrosion in both reducing and oxidizing environments.
3. What is the maximum temperature resistance of Hastelloy C276?
Hastelloy C276 maintains its strength and corrosion resistance in high-temperature environments, typically up to 1,100°C (2,012°F), depending on the specific application.
4. Is Hastelloy C276 easy to weld?
Yes, Hastelloy C276 is easy to weld due to its low carbon content, which minimizes the risk of carbide precipitation and ensures good corrosion resistance after welding.
5. What industries commonly use Hastelloy C276?
It is widely used in industries such as chemical processing, pharmaceutical manufacturing, oil and gas, marine, pollution control, and power generation.
6. What is the lead time for sample orders?
The usual lead time for sample orders is 7-15 days after payment confirmation, depending on the quantity and specific requirements.
