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SMnC 443 H

Japan JIS SMnC443H 指定的淬透性结构钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SMnC443H / SMnC 443 H
Category Grade Standard Region/Area Standard Content
Metals SMnC 443 H JIS G4052 Japan 指定的淬透性结构钢带

Chemical composition(mass fraction)(wt.%) of the SMnC 443 H

Element Min Max Similar

Mechanical Properties of steel grade SMnC 443 H

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)
777 (≥) 996 (≥) 31 33 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical Properties of steel grade SMnC 443 H

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
12 - -     0.33 -  
628 845 - 11.3 324   -  
323 - 21 22.2   112 221

Heat Treatment of steel grade SMnC 443 H

Heat treated : 1584°C - 1538°C

Technological Curves of steel grade SMnC 443 H

Cross Reference Table (Equivalent Grade) of SMnC 443 H

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