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Russia GOST 12H8VF Heat-resistant steel. Specifications and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 12H8VF / 12H8VF
Category Grade Standard Region/Area Standard Content
Metals 12H8VF GOST 20072 Russia Heat-resistant steel. Specifications

Chemical composition(mass fraction)(wt.%) of the 12H8VF

Element Min Max Similar

Mechanical Properties of steel grade 12H8VF

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)
887 (≥) 875 (≥) 42 43 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical Properties of steel grade 12H8VF

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
43 - -     0.14 -  
744 556 - 31.3 213   -  
233 - 34 32.2   223 241

Heat Treatment of steel grade 12H8VF

Heat treated : 1529°C - 1394°C

Technological Curves of steel grade 12H8VF

Cross Reference Table (Equivalent Grade) of 12H8VF

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