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America UNS J80490 合金钢铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: J80490 / J80490
Category Grade Standard Region/Area Standard Content
Metals J80490 -- America 合金钢铸件

Chemical composition(mass fraction)(wt.%) of the J80490

Element Min Max Similar

Mechanical Properties of steel grade J80490

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)
421 (≥) 543 (≥) 23 31 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade J80490

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
42 - -     0.31 -  
714 942 - 43.3 143   -  
177 - 12 14.2   224 422

Heat Treatment of steel grade J80490

Heat treated : 1788°C - 1786°C

Technological Curves of steel grade J80490

Cross Reference Table (Equivalent Grade) of J80490

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