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America UNS W30821 奥氏体铬镍钼合金不锈钢电弧焊条 - and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: W30821 / W30821
Category Grade Standard Region/Area Standard Content
Metals W30821 -- America 奥氏体铬镍钼合金不锈钢电弧焊条 -

Chemical composition(mass fraction)(wt.%) of the W30821

Element Min Max Similar

Mechanical Properties of steel grade W30821

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)
121 (≥) 569 (≥) 11 31 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade W30821

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 - -     0.42 -  
155 617 - 34.3 444   -  
482 - 11 14.2   113 241

Heat Treatment of steel grade W30821

Heat treated : 1586°C - 1845°C

Technological Curves of steel grade W30821

Cross Reference Table (Equivalent Grade) of W30821

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