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America ASME ER320 不锈钢光焊丝和填充丝标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ER320 / ER 320
Category Grade Standard Region/Area Standard Content
Metals ER 320 ASME SFA-5.9/SFA-5.9M America 不锈钢光焊丝和填充丝标准

Chemical composition(mass fraction)(wt.%) of the ER 320

Element Min Max Similar

Mechanical Properties of steel grade ER 320

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)
586 (≥) 962 (≥) 22 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 134

Physical Properties of steel grade ER 320

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 - -     0.21 -  
974 758 - 33.3 243   -  
692 - 41 31.2   314 421

Heat Treatment of steel grade ER 320

Heat treated : 1143°C - 1284°C

Technological Curves of steel grade ER 320

Cross Reference Table (Equivalent Grade) of ER 320

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