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Japan JIS SCM22 Chromium molybdenum steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SCM22 / SCM 22
Category Grade Standard Region/Area Standard Content
Metals SCM 22 JIS G4105 Japan Chromium molybdenum steels

Chemical composition(mass fraction)(wt.%) of the SCM 22

Element Min Max Similar

Mechanical Properties of steel grade SCM 22

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)
792 (≥) 354 (≥) 41 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade SCM 22

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
33 - -     0.22 -  
491 229 - 21.3 342   -  
424 - 44 42.2   223 421

Heat Treatment of steel grade SCM 22

Heat treated : 1859°C - 1593°C

Technological Curves of steel grade SCM 22

Cross Reference Table (Equivalent Grade) of SCM 22

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