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America ASME E309Cb 手工电弧焊用不锈钢焊条标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E309Cb / E 309Cb
Category Grade Standard Region/Area Standard Content
Metals E 309Cb ASME SFA-5.4/SFA-5.4M America 手工电弧焊用不锈钢焊条标准

Chemical composition(mass fraction)(wt.%) of the E 309Cb

Element Min Max Similar

Mechanical Properties of steel grade E 309Cb

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)
645 (≥) 277 (≥) 43 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade E 309Cb

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
42 - -     0.11 -  
837 684 - 24.3 222   -  
632 - 22 11.2   321 113

Heat Treatment of steel grade E 309Cb

Heat treated : 1835°C - 1239°C

Technological Curves of steel grade E 309Cb

Cross Reference Table (Equivalent Grade) of E 309Cb

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