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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)
723 (≥) 734 (≥) 34 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

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
24 - -     0.14 -  
285 261 - 33.3 424   -  
449 - 21 33.2   414 334

Heat Treatment of steel grade SFCM 85 R

Heat treated : 1858°C - 1341°C

Technological Curves of steel grade SFCM 85 R

Cross Reference Table (Equivalent Grade) of SFCM 85 R

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