Copper Nickel Alloy 45/55 Ni Cu Resistance Wire

• Product Type: Wire
• Material: Ni Cu
• Carbon Content: Low Carbon
• Condition: Bright, Annealed
• Transport Package: in Spool, Carton, Wooden Case
• Trademark: Ualloy
• Model NO.: 45/55 Ni Cu
• Origin: China
• Production Capacity: 500 Tons/Year

Product Description

45/55 Ni Cu Resistance Wire
Available in any of the 'profile options'
A Nickel-Copper alloy wire used mainly for its medium range electrical resistivity and very low temperature-coefficient of resistance.

Chemical Composition

Designations

Typical Applications

Element	Min	Max
C	-	0.10
Si	-	0.50
Mn	-	1.00
Fe	-	1.00
Cu	55.00 nominal
Ni	bal

W.Nr. 2.0842
AWS 081

Power resistors, shunts, thermocouples and wire-wound precision resistors having operating temperatures up to 400 °C (750 °F).

Density	8.89g/cm³	0.321 lb/in³
Electrical Resistivity at 20°C	49 microhm • cm	295 ohm. Circ. mil/ft
Maximum Operating Temperature	400 °C	750 °F
Melting Point	1270 °C	2320 °F
Coefficient of Expansion	14.7 µm/m °C (20 - 100°C)	8.17 x 10-6 in/in °F (70 - 212°F)