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SNCM 220 M

Japan JIS SNCM220M 冷轧特钢板 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNCM220M / SNCM 220 M
Category Grade Standard Region/Area Standard Content
Metals SNCM 220 M JIS G3311 Japan 冷轧特钢板

Chemical composition(mass fraction)(wt.%) of the SNCM 220 M

Element Min Max Similar

Mechanical Properties of steel grade SNCM 220 M

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)
875 (≥) 922 (≥) 14 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade SNCM 220 M

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
42 - -     0.13 -  
979 231 - 41.3 121   -  
779 - 44 11.2   113 231

Heat Treatment of steel grade SNCM 220 M

Heat treated : 1658°C - 1568°C

Technological Curves of steel grade SNCM 220 M

Cross Reference Table (Equivalent Grade) of SNCM 220 M

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