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America UNS H40280 碳钼高合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H40280 / H40280
Category Grade Standard Region/Area Standard Content
Metals H40280 -- America 碳钼高合金钢

Chemical composition(mass fraction)(wt.%) of the H40280

Element Min Max Similar

Mechanical Properties of steel grade H40280

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)
891 (≥) 569 (≥) 44 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 442

Physical Properties of steel grade H40280

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
12 - -     0.13 -  
592 538 - 12.3 342   -  
571 - 33 13.2   424 242

Heat Treatment of steel grade H40280

Heat treated : 1565°C - 1175°C

Technological Curves of steel grade H40280

Cross Reference Table (Equivalent Grade) of H40280

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