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B85 B390.0

America ASTM B85B390.0 铝合金压模铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B85B390.0 / B85 B390.0
Category Grade Standard Region/Area Standard Content
Metals B85 B390.0 ASTM B85/B85M America 铝合金压模铸件

Chemical composition(mass fraction)(wt.%) of the B85 B390.0

Element Min Max Similar

Mechanical Properties of steel grade B85 B390.0

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)
928 (≥) 716 (≥) 24 13 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 311

Physical Properties of steel grade B85 B390.0

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 - -     0.13 -  
469 335 - 44.3 313   -  
151 - 31 41.2   142 114

Heat Treatment of steel grade B85 B390.0

Heat treated : 1111°C - 1198°C

Technological Curves of steel grade B85 B390.0

Cross Reference Table (Equivalent Grade) of B85 B390.0

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