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Japan JIS SNCM9 镍铬钼钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNCM9 / SNCM 9
Category Grade Standard Region/Area Standard Content
Metals SNCM 9 JIS G4103 Japan 镍铬钼钢

Chemical composition(mass fraction)(wt.%) of the SNCM 9

Element Min Max Similar

Mechanical Properties of steel grade SNCM 9

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)
192 (≥) 694 (≥) 22 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical Properties of steel grade SNCM 9

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 - -     0.23 -  
712 452 - 21.3 144   -  
768 - 11 41.2   343 424

Heat Treatment of steel grade SNCM 9

Heat treated : 1356°C - 1635°C

Technological Curves of steel grade SNCM 9

Cross Reference Table (Equivalent Grade) of SNCM 9

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