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America UNS J42220 合金钢铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: J42220 / J42220
Category Grade Standard Region/Area Standard Content
Metals J42220 -- America 合金钢铸件

Chemical composition(mass fraction)(wt.%) of the J42220

Element Min Max Similar

Mechanical Properties of steel grade J42220

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)
869 (≥) 885 (≥) 34 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical Properties of steel grade J42220

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
23 - -     0.14 -  
181 398 - 14.3 321   -  
381 - 32 41.2   124 112

Heat Treatment of steel grade J42220

Heat treated : 1134°C - 1966°C

Technological Curves of steel grade J42220

Cross Reference Table (Equivalent Grade) of J42220

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