Alloy Steel GOST 38XC Round Bar

GOST 38XC round bars are alloy steel components with high strength and durability. Comprising chromium, carbon, and manganese, they offer favorable mechanical properties for diverse industrial applications.

GOST 38XC is a type of alloy steel commonly used for round bars in various industrial applications. Here are some details about GOST 38XC Round Bar:

Composition: GOST 38XC typically contains chromium, carbon, manganese, silicon, phosphorus, and sulfur. The exact composition may vary within certain ranges, but it generally consists of approximately 0.35-0.45% chromium, 0.35-0.43% carbon, 0.40-0.80% manganese, 0.17-0.37% silicon, and trace amounts of phosphorus and sulfur.

Physical Properties:

• Density: The density of GOST 38XC alloy steel is around 7.85 grams per cubic centimeter (g/cm³).
• Melting Point: It has a high melting point, typically around 1420°C.

Mechanical Properties:

• Tensile Strength: The tensile strength of GOST 38XC round bar generally falls within the range of 700-880 megapascals (MPa).
• Yield Strength: The yield strength typically ranges from 630 to 780 MPa.
• Elongation: It exhibits an elongation (δ5) of at least 14%, indicating its ability to deform plastically before fracture.
• Hardness: The hardness of GOST 38XC, measured in Brinell (HB), is typically between 197 and 241 HB.

Applications: GOST 38XC round bars are commonly used in manufacturing various components and parts in industries such as automotive, aerospace, machinery, and construction due to their favorable combination of strength, toughness, and wear resistance.

Processing: The alloy can be forged, hot rolled, or cold drawn into round bar form, depending on the desired properties and end-use requirements.

Heat Treatment: Heat treatment processes such as annealing, quenching, and tempering may be applied to GOST 38XC round bars to achieve specific mechanical properties and enhance their performance in different applications.