40CDV20

Standards: AIR 9160 C 40CDV20,

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

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

Elements Min.(≥) Max.(≤)
C 0.37 0.44
Si 0.80 1.00
Mn 0.20 0.40
P - 0.015
S - 0.010
Cr 4.75 5.25
Mo 1.20 1.40
V 0.40 0.60

Mechanical properties / Mechanische Eigenschaften / Caracteristiques mecaniques of 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)
125 (≥) 223 (≥) 43 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 331
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
31 - -     0.43 -  
288 765 - 22.3 433   -  
327 - 41 31.2   221 113
Heat treated : 1511°C - 1131°C
The material does not have direct Metallography properties.
Directory is being updated.
The material does not have direct Metallography properties.
Directory is being updated.
Cross Reference Table(Equivalent Grade)
Grade Standard Country Application
40CDV20 AFNOR France
AIR 9160 C 40CDV20
XC18S AFNOR France
AIR 9160 Gr.XC18S
Relevant standard
Standard No. Description Download
AIR 9160 C
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AIR 9160 C, 40CDV20 can be supplied as steel plate/ sheet, round steel bar, steel tube/pipe, steel stripe, steel billet, steel ingot, steel wire rods. electroslag, forged ring/ block,etc.
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