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America UNS G40270 钼合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G40270 / G40270
Category Grade Standard Region/Area Standard Content
Metals G40270 -- America 钼合金钢

Chemical composition(mass fraction)(wt.%) of the G40270

Element Min Max Similar

Mechanical Properties of steel grade G40270

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)
351 (≥) 429 (≥) 12 44 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade G40270

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
13 - -     0.41 -  
391 186 - 11.3 234   -  
127 - 23 44.2   143 434

Heat Treatment of steel grade G40270

Heat treated : 1142°C - 1969°C

Technological Curves of steel grade G40270

Cross Reference Table (Equivalent Grade) of G40270

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