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Russia GOST 40HS Structural alloy steel bars. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 40HS / 40HS
Category Grade Standard Region/Area Standard Content
Metals 40HS GOST 4543 Russia Structural alloy steel bars. Specifications

Chemical composition(mass fraction)(wt.%) of the 40HS

Element Min Max Similar
Si 1.2000 1.6000 -
Mn 0.3000 0.6000 -
Cr 1.3000 1.6000 -
C 0.3700 0.4500 -

Mechanical Properties of steel grade 40HS

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)
152 (≥) 656 (≥) 11 41 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 40HS

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 - -     0.13 -  
588 957 - 14.3 122   -  
986 - 42 14.2   441 244

Heat Treatment of steel grade 40HS

Heat treated : 1148°C - 1959°C

Technological Curves of steel grade 40HS

Cross Reference Table (Equivalent Grade) of 40HS

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