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B400TF180

China 宝钢Q/BQB B400TF180 水轮发电机磁轭、磁极用钢板及钢带 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B400TF180 / B400TF180
Category Grade Standard Region/Area Standard Content
Metals B400TF180 Q/BQB 484 China 水轮发电机磁轭、磁极用钢板及钢带

Chemical composition(mass fraction)(wt.%) of the B400TF180

Element Min Max Similar

Mechanical Properties of steel grade B400TF180

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)
161 (≥) 662 (≥) 34 32 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical Properties of steel grade B400TF180

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 - -     0.33 -  
794 622 - 44.3 124   -  
599 - 31 14.2   112 234

Heat Treatment of steel grade B400TF180

Heat treated : 1444°C - 1985°C

Technological Curves of steel grade B400TF180

Cross Reference Table (Equivalent Grade) of B400TF180

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