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Japan JIS SGD30-D 冷精加工碳和合金钢棒 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: SGD30-D / SGD 30-D
Category Grade Standard Region/Area Standard Content
Metals SGD 30-D JIS G3123 Japan 冷精加工碳和合金钢棒

Chemical composition(mass fraction)(wt.%) of the SGD 30-D

Element Min Max Similar

Mechanical Properties of steel grade SGD 30-D

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)
444 (≥) 548 (≥) 21 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade SGD 30-D

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
41 - -     0.22 -  
646 617 - 44.3 413   -  
858 - 42 21.2   224 324

Heat Treatment of steel grade SGD 30-D

Heat treated : 1594°C - 1859°C

Technological Curves of steel grade SGD 30-D

Cross Reference Table (Equivalent Grade) of SGD 30-D

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