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CR BH 180/340

Global 企业标准 CRBH180/340 Bake Hardening (BH) Steels and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: CRBH180/340 / CR BH 180/340
Category Grade Standard Region/Area Standard Content
Metals CR BH 180/340 -- Global Bake Hardening (BH) Steels

Chemical composition(mass fraction)(wt.%) of the CR BH 180/340

Element Min Max Similar

Mechanical Properties of steel grade CR BH 180/340

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)
824 (≥) 696 (≥) 12 12 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade CR BH 180/340

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 - -     0.24 -  
654 922 - 41.3 414   -  
164 - 42 42.2   343 132

Heat Treatment of steel grade CR BH 180/340

Heat treated : 1734°C - 1523°C

Technological Curves of steel grade CR BH 180/340

Cross Reference Table (Equivalent Grade) of CR BH 180/340

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