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China GB E409T0-3 不锈钢药芯焊丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: E409T0-3 / E409T0-3
Category Grade Standard Region/Area Standard Content
Metals E409T0-3 GB/T 17853 China 不锈钢药芯焊丝

Chemical composition(mass fraction)(wt.%) of the E409T0-3

Element Min Max Similar
Nb+Ta 1.0000 1.5000 -
Cu - 0.5000 -
S - 0.0300 -
P - 0.0400 -
Si - 1.0000 -
Mn - 0.8000 -
Mo - 0.5000 -
Ni - 0.6000 -
Cr 10.5000 13.5000 -
C - 0.1000 -

Mechanical Properties of steel grade E409T0-3

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)
394 (≥) 244 (≥) 33 22 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade E409T0-3

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 - -     0.42 -  
218 672 - 31.3 322   -  
181 - 31 33.2   334 143

Heat Treatment of steel grade E409T0-3

Heat treated : 1587°C - 1167°C

Technological Curves of steel grade E409T0-3

Cross Reference Table (Equivalent Grade) of E409T0-3

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