Heating Resistance Alloy Wire

Product Details
Customization: Available
Product Type: Wire
Material: Cu Ni
Manufacturer/Factory & Trading Company
Gold Member Since 2011

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Number of Employees
515
Year of Establishment
2002-11-07
  • Heating Resistance Alloy Wire
  • Heating Resistance Alloy Wire
  • Heating Resistance Alloy Wire
  • Heating Resistance Alloy Wire
  • Heating Resistance Alloy Wire
  • Heating Resistance Alloy Wire
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Basic Info.

Model NO.
chengxin -89663
Diameter
0.03 to 2mm
Transport Package
Carton
Specification
ISO9001
Trademark
Chengxin
Origin
Wuxi
HS Code
85168000
Production Capacity
1000 Tons Per Year

Product Description

heating resistance alloy wire 

Heating Resistance Alloy Wire


Constatnan Wire: Material: CuNi44 CuNi23, CuNi1, CuNi2, CuNi6, CuNi8, CuNi14, CuNi19, CuNi30, CuNi34, we supply!
Constantan Wire/CuNi44 Wire
 
Grade: 55.00 Copper, 44.00 Nickel, 1.0 Mn.
 
Electrical Resistivity: 0.49 ohm mm2/m

Shape: Wire, rod, bar

Diameter: 0.03mm-30mm

Those are alloys of chemical composition copper + nickel with addition of manganese with a low resistivity (from 231.5 to 23.6 Ohm. Mm2/ft). The most known, CuNi 44 (also called Constantan) presents the advantage of a very low temperature coefficient.

Electrical resistivity at room temperature
500 nΩ·m
Temperature coefficient at 20 C 8 ppm/K-1
Temperature coefficient -55 to 105 C ±40 ppm/K-1
Density 8.9 × 103 kg/m³
Melting point 1221 to 1300 °C
Specific heat capacity 0.39 J/(g·K)
Thermal conductivity at 23C 19.5 W/(m.K)
Linear coefficient of thermal expansion at 25-105C 14.9 × 10-6 K-1
Tensile strength 455-860 MPa
Elongation at fracture <45%
Elastic modulus 162 GPa

Heating Resistance Alloy Wire
 

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