EN10083-3 51CrV4 alloy steel mechanical properties

EN10083-3 51CrV4 steel is a quenched and tempered alloy steel with high strength and toughness, 51CrV4 alloy steel is widely used in various industries such as automotive, engineering, and machinery manufacturing. the number of 51CrV4 grade is 1.8159.

The chemical composition of 51CrV4 alloy steel includes carbon, silicon, manganese, phosphorus, sulfur, chromium, and vanadium. The carbon content ranges from 0.47% to 0.55%, while the silicon content is between 0.40% and 0.80%. The manganese content is around 0.70% to 1.10%, and the phosphorus and sulfur contents are limited to 0.025% each. Chromium and vanadium are the main alloying elements, with chromium content between 0.90% and 1.20% and vanadium content ranging from 0.10% to 0.25%.

EN10083-3 51CrV4 alloy steel undergoes a quenching and tempering process, which enhances its mechanical properties such as strength and toughness. The following are the mechanical properties of this alloy steel:

1. Tensile strength: The tensile strength measures the maximum stress that the material can withstand under tension. EN10083-3 51CrV4 steel has a minimum tensile strength of 1250 MPa and a maximum tensile strength of 1600 MPa.

2. Yield strength: The yield strength is the stress at which permanent deformation occurs in the material. EN10083-3 51CrV4 steel has a minimum yield strength of 850 MPa and a maximum yield strength of 1300 MPa.

3. Elongation: The elongation measures the ability of the material to deform without breaking. EN10083-3 51CrV4 steel has a minimum elongation of 10% and a maximum elongation of 20%.

4. Reduction of area: The reduction of area measures the reduction in the cross-sectional area of the material when it is subjected to stress. EN10083-3 51CrV4 steel has a minimum reduction of area of 40% and a maximum reduction of area of 60%.

5. Impact toughness: The impact toughness measures the ability of the material to absorb energy when subjected to an impact. EN10083-3 51CrV4 steel has a minimum impact toughness of 27 J and a maximum impact toughness of 55 J.

Applications

51CrV4 1.8159 Alloy Spring Steel is used in various industries due to its high strength and toughness. It is commonly used in the automotive industry for suspension coil springs and valve springs. The engineering industry also uses this steel for tools and components that require high strength and toughness. Furthermore, it is used in the manufacturing of machinery components such as camshafts, gears, and crankshafts.