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

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

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

Element Min Max Similar

Mechanical Properties of steel grade 40HGTR

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)
123 (≥) 817 (≥) 32 41 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 342

Physical Properties of steel grade 40HGTR

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
22 - -     0.43 -  
973 582 - 21.3 131   -  
585 - 21 31.2   134 342

Heat Treatment of steel grade 40HGTR

Heat treated : 1238°C - 1483°C

Technological Curves of steel grade 40HGTR

Cross Reference Table (Equivalent Grade) of 40HGTR

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