Cu70ni30 Copper Nickel Plate for Low-Voltage Circuit Breaker

• Customization: Available
• Product Type: Strip
• Material: CuNi30
• Model NO.: CuNi30
• Status: Bright and Annealed
• Transport Package: in Coil, Carton, Wooden Case
• Specification: 16*115*900mm or Customized
• Trademark: Ualloy
• Origin: China
• HS Code: 74094000
• Production Capacity: 500tons/Year
• Package Size: 95.00cm * 20.00cm * 20.00cm
• Package Gross Weight: 20.000kg

Product Description

Cu70Ni30 Copper Nickel Plate for Low-voltage circuit breaker

1. Description

Ualloy35 is a copper-nickel alloy (Cu70Ni30 alloy) with low resistivity for use at temperatures up to 350°C.
Ualloy35 is kind of low resistance heating alloy.It is one of the key materials of the low-voltage electrical products. It is
widely used in low-voltage circuit breaker, electric blankets.thermal overload relay, and other low-voltage electrical product.
Ualloy35 is typically used for low-temperature applications such as heating cables.

2. Normal composition%

Nickel	30	Manganese	0.5
Copper	Bal.

3. Typical Mechanical properties(1.0mm)

Yield strength	Tensile Strength	Elongation
Mpa	Mpa	%
200	400	25

4. Typical Physical properties

Density (g/cm3)	8.9
Electrical resistivity at 20ºC (Ωmm2/m)	0.35
Temperature factor of resistivity(20ºC~600ºC)X10-5/ºC	<10
Conductivity coefficient at 20ºC (WmK)	27
EMF vs Cu(μV/ºC )(0~100ºC )	-37

 

Coefficient of thermal expansion
Temperature	Thermal Expansion x10-6/K
20 ºC- 400ºC	17