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America UNS W07703 多道弧焊用软钢金属焊丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: W07703 / W07703
Category Grade Standard Region/Area Standard Content
Metals W07703 -- America 多道弧焊用软钢金属焊丝

Chemical composition(mass fraction)(wt.%) of the W07703

Element Min Max Similar

Mechanical Properties of steel grade W07703

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)
527 (≥) 154 (≥) 21 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 441

Physical Properties of steel grade W07703

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 - -     0.31 -  
885 566 - 21.3 343   -  
657 - 22 12.2   313 211

Heat Treatment of steel grade W07703

Heat treated : 1631°C - 1287°C

Technological Curves of steel grade W07703

Cross Reference Table (Equivalent Grade) of W07703

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