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BH 280/400

Global 企业标准 BH280/400 Bake Hardening (BH) Steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: BH280/400 / BH 280/400
Category Grade Standard Region/Area Standard Content
Metals BH 280/400 -- Global Bake Hardening (BH) Steels

Chemical composition(mass fraction)(wt.%) of the BH 280/400

Element Min Max Similar

Mechanical Properties of steel grade BH 280/400

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)
464 (≥) 535 (≥) 13 33 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical Properties of steel grade BH 280/400

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
22 - -     0.22 -  
914 951 - 14.3 324   -  
418 - 33 24.2   234 321

Heat Treatment of steel grade BH 280/400

Heat treated : 1727°C - 1456°C

Technological Curves of steel grade BH 280/400

Cross Reference Table (Equivalent Grade) of BH 280/400

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