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Russia GOST ShH4 Bearing steel. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ShH4 / ShH4
Category Grade Standard Region/Area Standard Content
Metals ShH4 GOST 801 Russia Bearing steel. Specifications

Chemical composition(mass fraction)(wt.%) of the ShH4

Element Min Max Similar
Si 0.1500 0.3000 -
S - 0.0200 -
P - 0.0270 -
Ni+Cu - 0.5000 -
Ni - 0.3000 -
Mn 0.1500 0.3000 -
Cu - 0.2500 -
Cr 0.3500 0.5000 -
C 0.9500 1.0500 -

Mechanical Properties of steel grade ShH4

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)
525 (≥) 839 (≥) 34 32 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 213

Physical Properties of steel grade ShH4

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
42 - -     0.21 -  
483 359 - 24.3 121   -  
539 - 43 23.2   332 324

Heat Treatment of steel grade ShH4

Heat treated : 1896°C - 1528°C

Technological Curves of steel grade ShH4

Cross Reference Table (Equivalent Grade) of ShH4

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