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
Product Details

HC-276 nickel alloy spray wire is specifically designed for thermal spray applications where superior corrosion resistance and high-temperature stability are crucial. Offering exceptional protection in the most demanding industrial environments, HC-276 excels at safeguarding equipment exposed to aggressive chemicals, extreme temperatures, and corrosive substances. This wire is commonly used for coating components such as pumps, valves, and heat exchangers, ensuring enhanced durability and extended service life.
Chemical Composition
| Nickel (Ni) | 95% |
| Aluminum (Al) | 5% |
Physical & Mechanical Properties
| Melting Point | 1400-1450°C |
| Density | 8.9 g/cm³ |
| Bond Strength | ≥ 55 MPa (Flame spray), ≥ 70 MPa (Electric arc spray) |
| Size | 1.2/1.6/2.0mm |
| Weight of Axle | 15kg |
| Parameter | Recommended Value |
| Spray Voltage | 30-40V |
| Spray Current | 100-300A |
| Air Pressure | 0.4-0.6MPa |
| Spray Distance | 100-150mm |
| Preheat Temperature | 80-150°C |
| Coating Thickness | 0.1-1.5mm |
Outstanding Corrosion Resistance: HC-276 provides exceptional protection against a broad range of aggressive chemicals, including acids, chlorides, and seawater environments. Its unique composition makes it ideal for applications in harsh industrial settings.
High-Temperature Stability: HC-276 can withstand temperatures up to 1250°C (2282°F), ensuring reliable performance in high-heat environments. This temperature resistance makes it suitable for a variety of demanding applications in industries like power generation, marine, and chemical processing.
Versatile Application: This thermal spray wire is ideal for coating critical components like pumps, valves, and heat exchangers. It is also widely used in the manufacturing of vacuum valves, electron tubes, and electronic components due to its robust properties.
Superior Mechanical Strength: HC-276 has high tensile and yield strength, making it highly durable and resistant to mechanical stress and deformation.
Good Ductility: The wire offers excellent elongation properties, allowing it to absorb mechanical stress and maintain structural integrity in challenging conditions.
Low Electrical Resistivity: It exhibits low electrical resistance, making it suitable for applications where electrical properties are important.
Easy to Apply: HC-276 is compatible with multiple thermal spray processes, including arc and flame spraying, ensuring an efficient and consistent coating process.


HC-276 spray wire is used across a variety of industrial sectors for the protection of components in severe operating conditions. Some of its common applications include:
Vacuum Coating: Used in the production of high-quality coatings for vacuum valves and related components.
Chemical Processing Industry: For coating parts exposed to corrosive substances, such as valves and pipes.
Marine Industry: Ideal for use in seawater environments, protecting critical equipment from saltwater corrosion.
Power Generation: Provides long-lasting protection for components exposed to high temperatures and corrosive gases.
Electronic Components: Used in the production of electronic components, where resistance to corrosion and high temperatures is essential.
Battery Production and Heating Elements: Often used in the manufacturing of battery components and heating elements, ensuring reliable performance under extreme conditions.

Applying HC-276 nickel alloy spray wire typically involves thermal spraying techniques such as:
Arc Spraying: This method uses an electric arc to melt the wire, which is then propelled onto the surface to create a protective coating.
Flame Spraying: Flame spraying utilizes a flame to melt the wire, which is subsequently sprayed onto the surface to form a strong, durable coating.
Both methods ensure a high-quality, uniform coating that offers superior protection against corrosion and high temperatures.

Exceptional Protection: HC-276 provides unmatched resistance to a wide range of aggressive chemicals and harsh environments, making it a top choice for industries such as chemical processing, marine, and oil & gas.
Long Service Life: The wire's high mechanical strength and resistance to high temperatures ensure that coated components have an extended service life, reducing downtime and maintenance costs.
Versatility: With its compatibility across various thermal spray techniques, HC-276 is ideal for a wide range of applications, from industrial machinery to electronic components.
Cost-Effective: HC-276 offers a reliable and cost-effective solution for protecting high-value components, improving operational efficiency, and reducing the frequency of replacements.



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.


What is HC-276 nickel alloy spray wire used for?
HC-276 is primarily used for thermal spray coatings, protecting equipment like pumps, valves, and heat exchangers from corrosion and high temperatures in aggressive industrial environments.
What industries use HC-276 spray wire?
It is commonly used in industries such as chemical processing, marine, power generation, and oil & gas, where protection against corrosive environments and extreme temperatures is critical.
What is the maximum temperature resistance of HC-276?
HC-276 can withstand temperatures up to 1250°C (2282°F), making it suitable for applications exposed to high heat.
What makes HC-276 highly resistant to corrosion?
Its high nickel and molybdenum content provides exceptional resistance to acids, chlorides, and other corrosive chemicals, including seawater.
What is the minimum nickel content in HC-276 spray wire?
The nickel content in HC-276 is at least 57%, providing strong corrosion resistance and high-temperature stability.
Can HC-276 be used in seawater environments?
Yes, HC-276 is highly resistant to seawater corrosion, making it ideal for marine applications and components exposed to saltwater.
What thermal spray techniques can be used with HC-276?
HC-276 is compatible with several thermal spray processes, including arc spraying and flame spraying, ensuring high-quality coatings.