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40CrMnSiMoVA

China GJB 40CrMnSiMoVA 航空用钢锻件规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 40CrMnSiMoVA / 40CrMnSiMoVA
Category Grade Standard Region/Area Standard Content
Metals 40CrMnSiMoVA GJB 5040 China 航空用钢锻件规范

Chemical composition(mass fraction)(wt.%) of the 40CrMnSiMoVA

Element Min Max Similar

Mechanical Properties of steel grade 40CrMnSiMoVA

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
573 (≥) 638 (≥) 43 32 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 141

Physical Properties of steel grade 40CrMnSiMoVA

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.12 -  
121 256 - 44.3 214   -  
126 - 13 34.2   214 434

Heat Treatment of steel grade 40CrMnSiMoVA

Heat treated : 1947°C - 1152°C

Technological Curves of steel grade 40CrMnSiMoVA

Cross Reference Table (Equivalent Grade) of 40CrMnSiMoVA

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