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B888 C40810

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America ASTM B888C40810 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: B888C40810 / B888 C40810
Category Grade Standard Region/Area Standard Content
Metals B888 C40810 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 C40810

Element Min Max Similar
Zn - - -
Total Others - - -
Sn 1.8000 2.2000 -
Pb - 0.0500 -
P 0.0280 0.0400 -
Ni 0.1100 0.2000 -
Fe 0.0800 0.1200 -
Cu 94.5000 96.5000 -

Mechanical Properties of steel grade B888 C40810

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)
472 (≥) 434 (≥) 42 34 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 114

Physical Properties of steel grade B888 C40810

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 - -     0.13 -  
445 721 - 14.3 113   -  
151 - 33 22.2   233 221

Heat Treatment of steel grade B888 C40810

Heat treated : 1142°C - 1486°C

Technological Curves of steel grade B888 C40810

Cross Reference Table (Equivalent Grade) of B888 C40810

Grade Standard Country Application
ASTM 5140
AISI 201
AISI 202
1.2767
17-4PH
AISI 1052
AISI 416Se
AISI 1330
AISI 205 Stainless Steel
AISI A10
AISI A2
AISI A3
AISI A4
1.0036
1.0037
SAE J403
UNS G10100
AMS 4924
ASTM A36
Electrode 100S-1
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