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America UNS G87420 镍铬钼合金钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: G87420 / G87420
Category Grade Standard Region/Area Standard Content
Metals G87420 -- America 镍铬钼合金钢

Chemical composition(mass fraction)(wt.%) of the G87420

Element Min Max Similar

Mechanical Properties of steel grade G87420

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)
121 (≥) 611 (≥) 32 23 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade G87420

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 - -     0.34 -  
343 243 - 22.3 442   -  
569 - 34 41.2   121 214

Heat Treatment of steel grade G87420

Heat treated : 1869°C - 1692°C

Technological Curves of steel grade G87420

Cross Reference Table (Equivalent Grade) of G87420

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