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B888 C 17000

America ASTM B888C17000 制造电气连接器或弹簧触点时采用的铜合金带材技术规范 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: B888C17000 / B888 C 17000
Category Grade Standard Region/Area Standard Content
Metals B888 C 17000 ASTM B888 America 制造电气连接器或弹簧触点时采用的铜合金带材技术规范

Chemical composition(mass fraction)(wt.%) of the B888 C 17000

Element Min Max Similar
Total Others - - -
Si - 0.2000 -
Ni+Fe+Co - 0.6000 -
Ni+Co 0.2000 - -
Cu - - -
Be 1.6000 1.7900 -
Al - 0.2000 -

Mechanical Properties of steel grade B888 C 17000

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)
888 (≥) 886 (≥) 31 24 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade B888 C 17000

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
42 - -     0.11 -  
924 263 - 21.3 243   -  
321 - 14 44.2   231 132

Heat Treatment of steel grade B888 C 17000

Heat treated : 1867°C - 1674°C

Technological Curves of steel grade B888 C 17000

Cross Reference Table (Equivalent Grade) of B888 C 17000

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