Hastelloy C276 is a nickel-molybdenum-chromium alloy known for its exceptional resistance to various chemicals, including sulfuric acid, hydrochloric acid, chlorine gas, and other aggressive media. This corrosion-resistant alloy also exhibits high strength and excellent mechanical properties at ambient and elevated temperatures, making it a popular choice for various industrial applications. In this blog post, we’ll look at the composition, properties, and uses of the Hastelloy C276 sheet plate.
Hastelloy C276 Sheet Plate Composition
UNS N10276 Sheet comprises various elements, including nickel, molybdenum, chromium, iron, and tungsten. It also contains small amounts of carbon, silicon, manganese, cobalt, phosphorus, sulfur, and vanadium. The precise composition of Hastelloy C276 may vary depending on the manufacturer and the specific application.
|14.50 – 16.50
|4 – 7
|15 – 17
Hastelloy C276 Sheet Plate Physical Properties
Hastelloy C276 Plate has a density of 8.89 g/cm3, a melting point of 1,371°C, and a boiling point of 2,550°C. It has a high thermal conductivity of 10.1 W/(m·K) at 20°C and a low electrical resistivity of 1.25 μΩ·m at 20°C. Hastelloy C276 is also non-magnetic and resistant to magnetic permeability.
Hastelloy C276 Sheet Plate Mechanical Properties
UNS N10276 plate exhibits excellent mechanical properties, including high strength and toughness. Its tensile strength is 790 MPa, and its yield strength is 365 MPa. It has a hardness of 217 on the Brinell scale. The alloy’s ductility is good at both ambient and elevated temperatures.
|Yield Strength (0.2%Offset)
|1370 °C (2500 °F)
|Psi – 1,15,000 , MPa – 790
|Psi – 52,000 , MPa – 355
Hastelloy C276 Sheet Plate Equivalent
Hastelloy C276 Sheet Plate Uses
Hastelloy Alloy C276 Plate is widely used in the chemical processing, pollution control, and aerospace industries, among others. It is commonly used to fabricate vessels, piping, valves, and pumps that handle aggressive chemicals and high temperatures. It is also used in various chemical plants’ heat exchangers, condensers, and reactors. Its excellent mechanical properties make it suitable for machinery parts, fasteners, and structural components that require resistance to corrosion and wear.
Hastelloy C276 Sheet Plate Heat Treatment
Alloy C276 Plate can be annealed at a temperature range of 1,090°C to 1,160°C, followed by rapid quenching in water or air. Annealing helps restore the material’s flexibility and remove any residual stress from the manufacturing process. The alloy can also be solution treated at 1,080°C to 1,150°C and then quenched in water or air to enhance its strength and toughness.
Hastelloy C276 Sheet Plate Corrosion Resistance
Hastelloy C276 sheet has excellent corrosion resistance to various chemicals, including sulfuric acid, hydrochloric acid, acetic acid, and chlorine gas. It is also resistant to pitting, crevice corrosion, and stress corrosion cracking in chloride-containing environments. These characteristics make it suitable for use in harsh chemical environments and marine and offshore applications.
Alloy C276 Plate is a versatile and reliable material that exhibits excellent resistance to corrosion and mechanical properties. Its unique composition and physical properties make it suitable for various industrial applications, including chemical processing, pollution control, and aerospace. Understanding the composition, properties, and uses of UNS N10276 Hastelloy C276 Sheet is crucial for selecting the right material for your specific application.
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