Grade 40CrV
China ISC A23402
Corresponding Standard GB /T 3077-2015
Alloy Structure Steels
Classification Alloy Steel
Properties Strength Elasticity Forgability Machinability Quench Hardness
40CrV Chemical Element Composition Content (%)
Component C Si Mn P S Cr Ni Cu Mo V
Minimum Value 0.37 0.17 0.5 - - 0.8 - - - 0.1
Maximum Value 0.44 0.37 0.8 0.03 0.03 1.1 0.3 0.3 0.1 0.2
40CrV Mechanical Properties
diameter
d
mm
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Reduction of Area
ψ
%
Hardness
HBW
Impact Energy Absorption
KV2
J
d=25 Quenching + Tempering ≥885 ≥735 ≥10 ≥50 ≤241 ≥71
Approximate Comparison Table Structural Alloy Steel
China United States Germany Russia
GB ISC ASTM/AISI DIN EN/DIN GOST
40CrV A23402 6140 42CrV6 40ХΦA
40CrV Corresponding Standards(Same grade name, different standards)

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