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Japan JIS SKH53 高速工具鋼鋼料 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SKH53 / SKH 53
Category Grade Standard Region/Area Standard Content
Metals SKH 53 JIS G4403 Japan 高速工具鋼鋼料

Chemical composition(mass fraction)(wt.%) of the SKH 53

Element Min Max Similar

Mechanical Properties of steel grade SKH 53

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)
488 (≥) 472 (≥) 34 21 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 142

Physical Properties of steel grade SKH 53

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 - -     0.41 -  
622 799 - 44.3 211   -  
411 - 33 43.2   113 332

Heat Treatment of steel grade SKH 53

Heat treated : 1479°C - 1681°C

Technological Curves of steel grade SKH 53

Cross Reference Table (Equivalent Grade) of SKH 53

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