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Japan JIS SF540A 一般用途之碳鋼鍛鋼件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SF540A / SF 540 A
Category Grade Standard Region/Area Standard Content
Metals SF 540 A JIS G3201 Japan 一般用途之碳鋼鍛鋼件

Chemical composition(mass fraction)(wt.%) of the SF 540 A

Element Min Max Similar

Mechanical Properties of steel grade SF 540 A

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)
492 (≥) 751 (≥) 24 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade SF 540 A

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
44 - -     0.44 -  
514 367 - 32.3 434   -  
196 - 24 24.2   243 121

Heat Treatment of steel grade SF 540 A

Heat treated : 1886°C - 1148°C

Technological Curves of steel grade SF 540 A

Cross Reference Table (Equivalent Grade) of SF 540 A

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