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America UNS J92240 合金钢铸件(14-4 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: J92240 / J92240
Category Grade Standard Region/Area Standard Content
Metals J92240 -- America 合金钢铸件(14-4

Chemical composition(mass fraction)(wt.%) of the J92240

Element Min Max Similar

Mechanical Properties of steel grade J92240

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)
768 (≥) 125 (≥) 24 42 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade J92240

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 - -     0.12 -  
486 565 - 21.3 444   -  
229 - 12 12.2   234 123

Heat Treatment of steel grade J92240

Heat treated : 1271°C - 1177°C

Technological Curves of steel grade J92240

Cross Reference Table (Equivalent Grade) of J92240

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