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China YB 400TF180 具有规定磁性能和力学性能的钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 400TF180 / 400TF180
Category Grade Standard Region/Area Standard Content
Metals 400TF180 YB/T 4321 China 具有规定磁性能和力学性能的钢板及钢带

Chemical composition(mass fraction)(wt.%) of the 400TF180

Element Min Max Similar

Mechanical Properties of steel grade 400TF180

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)
642 (≥) 417 (≥) 33 23 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade 400TF180

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 - -     0.24 -  
718 445 - 23.3 324   -  
772 - 24 21.2   241 233

Heat Treatment of steel grade 400TF180

Heat treated : 1141°C - 1923°C

Technological Curves of steel grade 400TF180

Cross Reference Table (Equivalent Grade) of 400TF180

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