ASTM B564 UNS N10276 Hastelloy C276 Nickel Alloy Flange SORF Flange

Alloy C276, also known as Hastelloy C276 /UNS N10276, is a nickel-molybdenum-chromium alloy that is widely used for its excellent corrosion resistance and high strength at elevated temperatures. This material is a reliable choice for industries dealing with corrosive substances and extreme conditions. such as chemical processing, oil and gas, and pollution control applications, ensuring durability in harsh environments.

Equivalent Grades for ASTM B564 Hastelloy C276 Nickel Alloy Forged Flange

ASTM B564 Hastelloy C276 Nickel Alloy Forged Flange Chemical Composition

ASTM B564 Hastelloy C276 Nickel Alloy Forged Flange Mechanical Properties

Manufacturing Process

• Flanges are hot or cold forged to ensure structural integrity.

• Post-forging heat treatment (solution annealing) to optimize corrosion resistance and mechanical properties.

Applications

• Industries:

  • Chemical & Petrochemical: Reactors, pipelines, acid storage.

  • Oil & Gas: Offshore platforms, sour gas environments (H₂S).

  • Marine: Seawater handling systems.

  • Pharmaceuticals: Aggressive chemical processing.

  • Pollution Control: Flue gas desulfurization (FGD) systems.

• Common Uses:

  • Connecting pipes in corrosive or high-temperature systems.

  • Critical junctions in chlorine, bleach, and sulfuric acid plants.