Various sizes C71500 CuNi30 Copper Nickel Alloy Wire with High Quality
Manganin alloy is one kind of electric resistance alloy which is mainly made of copper, manganese and nickel.
It has character of small resistance temperature coefficient,low thermal EMF vs copper E,outstanding long-term stability,good weldability and workability,which makes it to be superior precision surveying instrument.such as resistor measure voltage/current/resistance and more.
It is also high-quality electric heating wire for low-temperature heating element,such as heater of air-conditioning
system,household heating appliances.
Copper nickel alloyseries:
Constantan CuNi40 (6J40), CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23,CuNi30, CuNi34, CuNi44.
Size dimension range:
Wire: 0.02-7.5mm
Rod: 8-50mm
Ribbons: 0.05*0.2-2.0*6.0mm
Strip: 0.05*5.0-5.0*250mm
Name
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CuNi alloy wire
|
|||
Grade |
CuNi alloy
|
CuNi1/NC003, CuNi2/NC005, CuNi6/NC010 ,CuNi8/NC012, CuNi19 ,CuNi10/NC015 CuNi3/NC012 ,CuNi19/Nc025, CuNi44/Nc050, CuNi30/NC035,CuNi34/NC040
|
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Manganin
|
6J12 , 6J8 , 6J13
|
|||
Constantan
|
6J40 , 6J11
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Type
|
Electrical resistivity
(20degreeΩ mm²/m)
|
temperature coefficient of resistance
(10^6/degree)
|
Max. temperature
(°c)
|
Melting point(°c)
|
CuNi1
|
0.03
|
<1000
|
/
|
1085
|
CuNi2
|
0.05
|
<1200
|
200
|
1090
|
CuNi6
|
0.10
|
<600
|
220
|
1095
|
CuNi8
|
0.12
|
<570
|
250
|
1097
|
CuNi10
|
0.15
|
<500
|
250
|
1100
|
CuNi14
|
0.20
|
<380
|
300
|
1115
|
CuNi19
|
0.25
|
<250
|
300
|
1135
|
CuNi23
|
0.30
|
<160
|
300
|
1150
|
CuNi30
|
0.35
|
<100
|
350
|
1170
|
CuNi34
|
0.40
|
-0
|
350
|
1180
|
CuNi40
|
0.48
|
±40
|
400
|
1280
|
CuNi44
|
0.49
|
<-6
|
400
|
1280
|