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Can 42CrMo material be replaced by 35CrMo steel

Can 42CrMo material be replaced by 35CrMo steel
Dec 07, 2020

Can 42CrMo material be replaced by 35CrMo steel? Both 42CrMo material and 35CrMo steel are alloy structural steels.

1. Chemical composition of 42CrMo material and 35CrMo steel:
Chemical composition of 42CrMo material: C: 0.38-0.45, Si: 0.17-0.37, Mn: 0.50-0.80, Cr: 0.90-1.20, Mo: 0.15-0.25, V: 0.15-0.30.
35CrMo steel chemical composition: C: 0.32-0.40, Si: 0.17-0.37, Mn: 0.40-0.70, Cr: 0.80-1.10, Mo: 0.15-0.25.

42CrMo material

2. Mechanical properties of 42CrMo material and 35CrMo steel:
Mechanical properties of 42CrMo seamless steel pipe: tensile strength: 1080 Mpa, yield strength: 930 Mpa, elongation after fracture: 12%, reduction of area: 45%, impact energy: 63J.
Mechanical properties of 35CrMo seamless steel pipe: tensile strength: 980 Mpa, yield strength: 835 Mpa, elongation after fracture: 12%, reduction of area: 45%, impact energy: 63J.

It is easier to find 42CrMo material stocks on the market than 35CrMo steel. The prices of the two materials have no big difference. But compared with 35CrMo steel, 42CrMo material hardness is better.

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