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SFCM 85 R

Japan JIS SFCM85R 鉻鉬鋼鍛鋼件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SFCM85R / SFCM 85 R
Category Grade Standard Region/Area Standard Content
Metals SFCM 85 R JIS G3221 Japan 鉻鉬鋼鍛鋼件

Chemical composition(mass fraction)(wt.%) of the SFCM 85 R

Element Min Max Similar

Mechanical Properties of steel grade SFCM 85 R

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)
811 (≥) 656 (≥) 41 24 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade SFCM 85 R

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
32 - -     0.43 -  
677 287 - 24.3 241   -  
443 - 24 34.2   233 324

Heat Treatment of steel grade SFCM 85 R

Heat treated : 1613°C - 1997°C

Technological Curves of steel grade SFCM 85 R

Cross Reference Table (Equivalent Grade) of SFCM 85 R

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