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The name of the: Silver & Copper Composite Strip No. : 7 Product description: Precious metal composite copper or copper alloy Areas of application: Tact switch, wall switch, relay and circuit breaker, low voltage apparatus contactor, contact bridge, micromotor commutator, IC lead frame, thermostat, socket, electronic parts, miniature connectors. Characteristics of advantages: Good electrical conductivity, thermal conductivity, oxidation resistance, high mechanical strength, low cost, saving precious metal.
Usually available specificatio

 

Total thickness (mm)
Copper thickness (mm)
Width (mm)
Length (mm)
0.6
2×0.02
 Less than 600
300-3000
 
1.0
2×0.05
2.0
2×0.10
3.0
2×0.15
Agreement is available for other specifications of the copper steel:
Product performance:

 

Material
Composition
%
Density
(g/cm3)
Electrical conductivity
(m/Ω•mm2)
Tensile strength(Mpa)
Elongation(%)
Composite strength
Annealing state
Semi-hard state
Annealed state
Semi-hard state
Copper clad steel
5/90/5
7.9
12.7
≥265
≥365
≥37
≥15
Without stratification after repeated bending test
Copper clad steel
10/80/10
8.0
17.8
≥250
≥350
≥40
≥20
Brass clad steel
5/90/5
7.9
8.5
≥270
≥370
≥35
≥15
Brass clad steel
10/80/10
7.9
9.3
≥265
≥365
≥37
≥17
Bronze clad steel
5/90/5
7.9
7.8
≥270
≥370
≥35
≥15