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Russia GOST 50HGA Spring carbon and alloy steel bars. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 50HGA / 50HGA
Category Grade Standard Region/Area Standard Content
Metals 50HGA GOST 14959 Russia Spring carbon and alloy steel bars. Specifications

Chemical composition(mass fraction)(wt.%) of the 50HGA

Element Min Max Similar

Mechanical Properties of steel grade 50HGA

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)
852 (≥) 745 (≥) 24 41 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade 50HGA

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
33 - -     0.23 -  
684 772 - 32.3 241   -  
913 - 23 43.2   223 233

Heat Treatment of steel grade 50HGA

Heat treated : 1497°C - 1354°C

Technological Curves of steel grade 50HGA

Cross Reference Table (Equivalent Grade) of 50HGA

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