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America UNS K20930 合金钢焊条 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: K20930 / K20930
Category Grade Standard Region/Area Standard Content
Metals K20930 -- America 合金钢焊条

Chemical composition(mass fraction)(wt.%) of the K20930

Element Min Max Similar

Mechanical Properties of steel grade K20930

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)
314 (≥) 751 (≥) 42 13 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade K20930

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
44 - -     0.12 -  
732 264 - 23.3 211   -  
728 - 44 42.2   232 314

Heat Treatment of steel grade K20930

Heat treated : 1732°C - 1831°C

Technological Curves of steel grade K20930

Cross Reference Table (Equivalent Grade) of K20930

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