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China 唐山国丰Q/TGF GF-H 热轧花纹钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GF-H / GF-H
Category Grade Standard Region/Area Standard Content
Metals GF-H Q/TGF 390 China 热轧花纹钢带

Chemical composition(mass fraction)(wt.%) of the GF-H

Element Min Max Similar
P - 0.0450 -
S - 0.0500 -

Mechanical Properties of steel grade GF-H

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)
571 (≥) 143 (≥) 44 12 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade GF-H

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
41 - -     0.13 -  
322 359 - 22.3 441   -  
676 - 34 41.2   142 111

Heat Treatment of steel grade GF-H

Heat treated : 1648°C - 1112°C

Technological Curves of steel grade GF-H

Cross Reference Table (Equivalent Grade) of GF-H

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