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Hungary MSZ BC2Z 冷镦和冷挤压用钢 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: BC2Z / BC 2 Z
Category Grade Standard Region/Area Standard Content
Metals BC 2 Z MSZ 6251 Hungary 冷镦和冷挤压用钢

Chemical composition(mass fraction)(wt.%) of the BC 2 Z

Element Min Max Similar
Si - 0.4000 -
S - 0.0350 -
P - 0.0350 -
Ni - 0.3000 -
Mn 0.6000 0.9000 -
Cu - 0.3000 -
Cr 0.8000 1.2000 -
C 0.1700 0.2300 -

Mechanical Properties of steel grade BC 2 Z

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)
947 (≥) 213 (≥) 32 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade BC 2 Z

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 - -     0.22 -  
691 699 - 21.3 211   -  
566 - 34 11.2   132 213

Heat Treatment of steel grade BC 2 Z

Heat treated : 1284°C - 1253°C

Technological Curves of steel grade BC 2 Z

Cross Reference Table (Equivalent Grade) of BC 2 Z

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