Hastelloy C276, also referred to as Nickel Alloy C276 (UNS N10276), is primarily composed of nickel (60%), molybdenum (16%), chromium (16%), and carbon (0.01%).  it offers excellent high-temperature resistance, corrosion resistance, and mechanical strength, making it widely used in industries such as chemical processing, oil & gas, environmental protection, and aerospace.

We focus on developing, manufacturing, and supplying high-performance stainless steel pipes and special alloy tubes. Our products serve industries such as oil & gas, chemicals, power generation, aerospace, and marine engineering. Our product range includes: Stainless Steel Tubing: 304/304L, 316/316L, 317L, 321, 347H, 904L; Nickel Alloy Tubing: Inconel 600/625/718, Incoloy 800/825, Hastelloy C-22/C-276, Monel 400/K500; Duplex & Super Duplex Stainless Steel: 2205, 2507, 2707; High-Temperature Alloys: Alloy 800H, Alloy 825, Alloy 310S; Titanium & Titanium Alloys: Gr1, Gr2, Gr5; We have advanced production equipment and a strict quality management system, dedicated to providing high-quality piping solutions to customers worldwide. Feel free to contact us.

Nickel alloy c276 chemical composition

Nickel (Ni): ≥ 57.0%
Chromium (Cr): 14.5–16.5%
Molybdenum (Mo): 15.0–17.0%
Tungsten (W): 3.0–4.5%
Carbon (C): ≤ 0.01%
Silicon (Si): ≤ 0.08%
Sulfur (S): ≤ 0.03%
Phosphorus (P): ≤ 0.04%
Manganese (Mn): ≤ 1.00%
Iron (Fe): 4.0–7.0%
Cobalt (Co): ≤ 2.50%

Nickel alloy c276 Physical Properties

Alloy and Condition: Hastelloy C-276
Density: 8.9 g/cm³
Melting Point: 1325-1370°C
Tensile Strength (Rm N/mm²): 690
Yield Strength (Rp0.2 N/mm²): 283
Elongation (A5 %): 40
Mechanical Properties (Minimum) of Hastelloy C276 (C-276) at Room Temperature

Nickel alloy c276 features

Outstanding corrosion resistance
Excellent high-temperature resistance
Good mechanical strength
Excellent welding performance

Nickel alloy c276 application

Hastelloy C-276 that we offered is widely applied in environmental protection (flue gas desulfurization and denitrification), petrochemical and coal chemical industries, fluorine and fine chemical processing, PTA production, aerospace, marine platforms, seawater desalination, pulp and paper production, pharmaceuticals, heat exchangers, electrochemistry, metallurgy, nuclear power, chlor-alkali, shipbuilding, cement manufacturing, composite plates, acetic acid and anhydride production, salt production, and components such as plate heat exchangers and bellows expansion joints.

Nickel alloy c276’s role in extreme industrial environments

In many industrial environments, conventional materials like stainless steel struggle to withstand highly corrosive media or extreme high-temperature and high-pressure conditions. With its unique nickel-molybdenum-chromium composition, C276 alloy offers exceptional corrosion resistance and high strength, extending equipment lifespan, reducing maintenance costs, and improving production efficiency. As the “king of corrosion-resistant alloys,” C276 is extensively utilized across chemical, energy, and aerospace industries, contributing to the advancement of technology and the growth of industry. In the future, as technology advances, this “star material” will persist in playing a vital role in extreme environments.

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