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B427 C90800

America ASTM B427C90800 齿轮青铜合金铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B427C90800 / B427 C90800
Category Grade Standard Region/Area Standard Content
Metals B427 C90800 ASTM B427 America 齿轮青铜合金铸件

Chemical composition(mass fraction)(wt.%) of the B427 C90800

Element Min Max Similar

Mechanical Properties of steel grade B427 C90800

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)
338 (≥) 421 (≥) 44 42 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade B427 C90800

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
34 - -     0.22 -  
969 187 - 11.3 231   -  
176 - 41 21.2   134 313

Heat Treatment of steel grade B427 C90800

Heat treated : 1235°C - 1976°C

Technological Curves of steel grade B427 C90800

Cross Reference Table (Equivalent Grade) of B427 C90800

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