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China GB S308Si 不锈钢焊丝和焊带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: S308Si / S308Si
Category Grade Standard Region/Area Standard Content
Metals S308Si GB/T 29713 China 不锈钢焊丝和焊带

Chemical composition(mass fraction)(wt.%) of the S308Si

Element Min Max Similar
Cu - 0.7500 -
Mo - 0.7500 -
Ni 9.0000 11.0000 -
Cr 19.5000 22.0000 -
S - 0.0300 -
P - 0.0300 -
Mn 1.0000 2.5000 -
Si 0.6500 1.0000 -
C - 0.0800 -

Mechanical Properties of steel grade S308Si

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)
738 (≥) 192 (≥) 44 23 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 123

Physical Properties of steel grade S308Si

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 - -     0.11 -  
248 528 - 12.3 222   -  
771 - 12 32.2   244 312

Heat Treatment of steel grade S308Si

Heat treated : 1138°C - 1677°C

Technological Curves of steel grade S308Si

Cross Reference Table (Equivalent Grade) of S308Si

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