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GX30CoCr50-28

International ISO GX30CoCr50-28 常用耐热铸钢及合金 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: GX30CoCr50-28 / GX30CoCr50-28
Category Grade Standard Region/Area Standard Content
Metals GX30CoCr50-28 ISO 11973 International 常用耐热铸钢及合金

Chemical composition(mass fraction)(wt.%) of the GX30CoCr50-28

Element Min Max Similar

Mechanical Properties of steel grade GX30CoCr50-28

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)
682 (≥) 778 (≥) 41 22 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 424

Physical Properties of steel grade GX30CoCr50-28

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
22 - -     0.42 -  
239 577 - 13.3 214   -  
926 - 43 11.2   434 134

Heat Treatment of steel grade GX30CoCr50-28

Heat treated : 1338°C - 1555°C

Technological Curves of steel grade GX30CoCr50-28

Cross Reference Table (Equivalent Grade) of GX30CoCr50-28

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