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China CNS SF65B 一般用途之碳鋼鍛鋼件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SF65B / SF 65B
Category Grade Standard Region/Area Standard Content
Metals SF 65B CNS G 3048 China 一般用途之碳鋼鍛鋼件

Chemical composition(mass fraction)(wt.%) of the SF 65B

Element Min Max Similar

Mechanical Properties of steel grade SF 65B

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)
445 (≥) 762 (≥) 24 22 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade SF 65B

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
31 - -     0.44 -  
362 724 - 11.3 322   -  
683 - 21 22.2   112 123

Heat Treatment of steel grade SF 65B

Heat treated : 1313°C - 1564°C

Technological Curves of steel grade SF 65B

Cross Reference Table (Equivalent Grade) of SF 65B

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