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America ASME E309H 手工电弧焊用不锈钢焊条标准 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E309H / E309H
Category Grade Standard Region/Area Standard Content
Metals E309H 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 E309H

Element Min Max Similar
C 0.0400 0.1500 -
Mn 0.5000 2.5000 -
P - 0.0400 -
S - 0.0300 -
Si - 1.0000 -
Ni 12.0000 14.0000 -
Cr 22.0000 25.0000 -
Mo - 0.7500 -
Cu - 0.7500 -
Others Total - 0.5000 -

Mechanical Properties of steel grade E309H

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)
355 (≥) 726 (≥) 41 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade E309H

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
12 - -     0.44 -  
419 335 - 13.3 312   -  
846 - 34 31.2   243 312

Heat Treatment of steel grade E309H

Heat treated : 1839°C - 1353°C

Technological Curves of steel grade E309H

Cross Reference Table (Equivalent Grade) of E309H

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