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Copper based alloy wires

CuNi44 Alloy Name:CuNi1,CuNi2, CuNi6, CuNi10, CuNi14,CuNi19,CuNi23, CuNi30, CuNi34,CuNi44, 6J40, 6J11, 6J12, 6J8, 6J13, Monel 400, Monel 500
Specification:0.08mm-10.0mm

Copper-base low resistance alloy materials have low temperature coefficient of resistance, large working temperature range, good welding function etc.This kind of resistance wires are widely used in heating cables, variable resistors, low voltage appliances, machine tool electric appliances, wound resistors, etc.

Main properties and characteristics of copper-nickel low resistance electrothermal alloy materials
Alloy Name
Properties
NC005
CuNi2
NC010
CuNi6
MC012
CuMn3
NC015
CuNi10
NC025
CuNi19
NC030
CuNi23
NC035
CuNi30
NC040
CuNi34
NC050
CuNi44
Main
Components
(%)
Ni 2 6 - 10 19 23 30 34 44
Mn - - 3 - 0.5 0.5 1 1 1
Cu Bal. Bal. Bal. Bal. Bal. Bal. Bal. Bal. Bal.
Maximum operating Temp.(℃)  200 220 200 250 300 300 350 350 400
Melting point
(approx℃)
1090 1095 1050 1100 1135 1150 1170 1180 1280
Density
(g/cm3)
8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9
Resistivity
20℃(μΩ.m) 
0.05±10% 0.1±10% 0.12±10% 0.15±10% 0.25±5% 0.3±5% 0.35±5% 0.4±5% 0.50±5%
Tensile strength
(Mpa)
≥220 ≥250 ≥290 ≥290 ≥340 ≥350 ≥400 ≥400 ≥420
Elongation
(%,>Φ1.0)
≥25 ≥25 ≥25 ≥25 ≥25 ≥25 ≥25 ≥25 ≥25
TCR 10-5/℃
(20-600℃)
<120 <60 <38 <50 <25 <16 <10 0 <-6

Main properties and characteristics of precision resistance alloys
Alloy Name
Properties
6J40
Constantan
6J11
New Constantan
6J12
Manganin
6J8
F1 Manganin
6J13
F2 Manganin
Main
Chemical
Components
(%)
Mn 1~2 10.5~12.5 11~13 8~10 11~13
Ni 39~41 - 2~3 - 2~5
Cu Bal. Bal. Bal. Bal. Bal.
other    Al:2.5~4.5
Fe:1.0~1.6
  Si:1~2  
Continuous operating temperature (℃) 5~500 5~500 5~45 10~80 10~80
Density
(g/cm3)
8.88 8.0 8.44 8.7 8.4
Resistivity 20℃
(μΩ.m)
0.48±0.03 0.49±0.03 0.47±0.03 0.35±0.05 0.44±0.04
Elongation
(%,Φ>0.5,L0=200mm)
≥15 ≥15 ≥15 ≥15 ≥15
TCR
(α×106C-1)
-40~+40 -80~+80 -3~+20 -5~+10 0~+40
μv /℃(0~100℃)
EMF vs Copper
45 2 1 2 2