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America UNS W30740 奥氏体铬镍锰合金不锈钢合成焊接填充金属 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: W30740 / W30740
Category Grade Standard Region/Area Standard Content
Metals W30740 -- America 奥氏体铬镍锰合金不锈钢合成焊接填充金属

Chemical composition(mass fraction)(wt.%) of the W30740

Element Min Max Similar

Mechanical Properties of steel grade W30740

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)
588 (≥) 264 (≥) 44 43 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade W30740

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 - -     0.22 -  
422 568 - 21.3 121   -  
232 - 44 33.2   211 143

Heat Treatment of steel grade W30740

Heat treated : 1791°C - 1933°C

Technological Curves of steel grade W30740

Cross Reference Table (Equivalent Grade) of W30740

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