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SNCM240WCH

Japan JIS SNCM240WCH 低合金冷镦钢 - 第2部分:线缆 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SNCM240WCH / SNCM240WCH
Category Grade Standard Region/Area Standard Content
Metals SNCM240WCH JIS G3509-2 Japan 低合金冷镦钢 - 第2部分:线缆

Chemical composition(mass fraction)(wt.%) of the SNCM240WCH

Element Min Max Similar

Mechanical Properties of steel grade SNCM240WCH

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)
677 (≥) 298 (≥) 12 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade SNCM240WCH

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
11 - -     0.33 -  
871 623 - 11.3 424   -  
825 - 14 42.2   112 411

Heat Treatment of steel grade SNCM240WCH

Heat treated : 1917°C - 1171°C

Technological Curves of steel grade SNCM240WCH

Cross Reference Table (Equivalent Grade) of SNCM240WCH

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