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Description

France AFNOR AIR 9160 C, 40CDV20 Specialsteel AIR 9160 C 40CDV20 and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 40CDV20
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 40CDV20 AFNOR France AIR 9160 C 40CDV20

Chemical composition(mass fraction)(wt.%) of the 40CDV20

C Si Mn P S Cr Mo V
0.37 -0.44 0.80 -1.00 0.20 -0.40 ≤0.015 ≤0.010 4.75 -5.25 1.20 -1.40 0.40 -0.60

Mechanical Properties of steel grade 40CDV20

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)
864 (≥) 361 (≥) 32 11 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade 40CDV20

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
32 - -     0.31 -  
928 785 - 42.3 223   -  
826 - 21 33.2   422 224

Heat Treatment of steel grade 40CDV20

Heat treated : 1477°C - 1376°C

Technological Curves of steel grade 40CDV20

Cross Reference Table (Equivalent Grade) of 40CDV20

Grade Standard Country Application
40CDV20

Relevant standard of 40CDV20


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