Hastelloy C-276 Steel Composition, Properties and Applications

Hastelloy C-276 steel is a nickel-based alloy with excellent corrosion resistance, high strength and hardness. Also known as UNS N10276, it is an alloy with excellent corrosion resistance in both oxidizing and reducing environments. Hastelloy C276 steel main components include nickel (about 57%), chromium (16%), molybdenum (8%), iron and tungsten and other elements. Through special heat treatment and processing technology, it obtains its unique mechanical properties and corrosion resistance. In addition, the alloy also has good high-temperature strength, creep and fatigue properties, allowing it to maintain good stability in high-temperature environments.

Hastelloy C276 Nickel Alloy is mainly used in the following areas:

Chemical Processing: In the chemical and petrochemical industries, Hastelloy C-276 is often used to process highly corrosive chemicals such as sulfuric acid, nitric acid, hydrochloric acid, and acetic acid.

Electric power industry: In the electric power industry, this alloy is often used to manufacture equipment and components under high temperature and high pressure conditions, such as boilers, heat exchangers and pressure vessels.

Pharmaceutical industry: In the pharmaceutical industry, Hastelloy C-276 is used in the manufacture of pharmaceutical equipment, valves and piping systems to ensure pollution-free and efficient pharmaceutical production.

Environmental protection field: In the environmental protection field, this alloy can be used to treat highly corrosive waste liquids and waste treatment equipment, as well as pollution control equipment.

Mechanical properties of Hastelloy C-276 UNS N10276:

Tensile Strength: The tensile strength of the alloy ranges from 415 - 655 MPa (depending on the material state).

Yield strength: The yield strength range is ≥190 MPa.

Elongation: The elongation is usually between ≥40% and also depends on the material state.

Hardness: The hardness is usually HB ≥ 130, or the hardness tester measurement range HRC ≥ 33.

Fatigue strength: This alloy has good fatigue strength and can maintain stability under alternating loads.

Impact toughness: The alloy has good impact toughness and can resist crack expansion in low temperature environments.

Hastelloy C-276 is widely used in many industries due to its excellent corrosion resistance and mechanical properties. Understanding the basic information about this alloy is critical to its material selection and design for specific applications.