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Japan JIS SGDB 冷轧碳素钢冷加工钢筋 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SGDB / SGD B
Category Grade Standard Region/Area Standard Content
Metals SGD B JIS G3108 Japan 冷轧碳素钢冷加工钢筋

Chemical composition(mass fraction)(wt.%) of the SGD B

Element Min Max Similar
S - 0.0450 -
P - 0.0450 -

Mechanical Properties of steel grade SGD B

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)
842 (≥) 121 (≥) 33 41 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 234

Physical Properties of steel grade SGD B

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
24 - -     0.23 -  
632 624 - 42.3 412   -  
296 - 11 43.2   131 434

Heat Treatment of steel grade SGD B

Heat treated : 1414°C - 1953°C

Technological Curves of steel grade SGD B

Cross Reference Table (Equivalent Grade) of SGD B

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