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France AFNOR NF 38CrS2 淬火和回火钢 - 第1部分:一般交货技术条件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 38CrS2 / 38 CrS 2
Category Grade Standard Region/Area Standard Content
Metals 38 CrS 2 NF EN 10083-1 France 淬火和回火钢 - 第1部分:一般交货技术条件

Chemical composition(mass fraction)(wt.%) of the 38 CrS 2

Element Min Max Similar

Mechanical Properties of steel grade 38 CrS 2

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)
296 (≥) 755 (≥) 42 31 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade 38 CrS 2

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
14 - -     0.34 -  
186 952 - 31.3 111   -  
193 - 24 21.2   213 422

Heat Treatment of steel grade 38 CrS 2

Heat treated : 1169°C - 1386°C

Technological Curves of steel grade 38 CrS 2

Cross Reference Table (Equivalent Grade) of 38 CrS 2

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