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China 首钢Q/SG JD1 家电板用冷轧钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: JD1 / JD1
Category Grade Standard Region/Area Standard Content
Metals JD1 Q/SGZGS 0295 China 家电板用冷轧钢板及钢带

Chemical composition(mass fraction)(wt.%) of the JD1

Element Min Max Similar
C - 0.1200 -
Si - 0.0500 -
Mn - 0.6000 -
P - 0.0400 -
S - 0.0400 -

Mechanical Properties of steel grade JD1

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)
632 (≥) 149 (≥) 44 12 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 422

Physical Properties of steel grade JD1

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 - -     0.14 -  
279 133 - 24.3 331   -  
817 - 44 33.2   111 123

Heat Treatment of steel grade JD1

Heat treated : 1183°C - 1215°C

Technological Curves of steel grade JD1

Cross Reference Table (Equivalent Grade) of JD1

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