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China 首钢Q/SG TD3 涂镀基板用冷轧钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: TD3 / TD3
Category Grade Standard Region/Area Standard Content
Metals TD3 Q/SGZGS 320 China 涂镀基板用冷轧钢板及钢带

Chemical composition(mass fraction)(wt.%) of the TD3

Element Min Max Similar
C - 0.0800 -
Si - 0.0500 -
Mn - 0.4000 -
P - 0.0200 -
S - 0.0250 -

Mechanical Properties of steel grade TD3

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)
925 (≥) 614 (≥) 11 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical Properties of steel grade TD3

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
23 - -     0.13 -  
324 418 - 11.3 414   -  
465 - 41 11.2   424 424

Heat Treatment of steel grade TD3

Heat treated : 1674°C - 1612°C

Technological Curves of steel grade TD3

Cross Reference Table (Equivalent Grade) of TD3

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