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America UNS W22240 潜弧焊用低合金钢双金属丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: W22240 / W22240
Category Grade Standard Region/Area Standard Content
Metals W22240 -- America 潜弧焊用低合金钢双金属丝

Chemical composition(mass fraction)(wt.%) of the W22240

Element Min Max Similar

Mechanical Properties of steel grade W22240

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)
311 (≥) 381 (≥) 22 43 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade W22240

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
34 - -     0.31 -  
116 982 - 31.3 112   -  
468 - 22 31.2   312 113

Heat Treatment of steel grade W22240

Heat treated : 1961°C - 1712°C

Technological Curves of steel grade W22240

Cross Reference Table (Equivalent Grade) of W22240

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