Constantan alloy CuNi44

Shape

Cold rolled steel

0.01~3*1.5~300*C

Flat Filament

0.01~3*1.5~300*C

Cold rolled wire

Φ0.025 to 2.0mm*L

Cold rolled bar

Φ2.0 to 12mm*L

Precision

Slitting strip

Tk:0.01 to 3.0mm;

Width: 1.5 to 32mm;

------oscillate winding to greatly save the staff cost.

Surface for strip

Bright

Package

1. Usual package: Pancake

2. Special package: Oscillate winding (max 500kgs/coil)

(production with high efficient to reduce staff cost)

Time of delivery

About 25days

MOQ

As per sizes

chemical component

%

Ni

1

2

6

8

10

14.2

19

23

30

34

44

Mn

3

0.3

0.5

0.5

1

1

1

Cu

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

Bal.

max temperature
℃

200

200

220

250

200

250

300

300

300

350

350

400

Density g/cm³

8.9

8.9

8.9

8.9

8.9

8.9

8.9

8.9

8.9

8.9

8.9

8.9

Melt point ℃

1085

1090

1095

1097

1050

1100

1115

1135

1150

1170

1180

1280

Resistivity
μΩ ·m(20℃)

0.03±
10%

0.05±
10%

0.10±
10%

0.12±
10%

0.12±
10%

0.15±
10%

0.20±
5%

0.25±
5%

0.30±
5%

0.35±
5%

0.40±
5%

0.49±
5%

temperature coefficient of resistance x
10-5/K

(20~600℃)

<120

<100

<60

<57

<38

<50

<38

<25

<16

<10

0

<-6

Specific Heat Capacity
J/(g ·K)

0.38

0.38

0.38

0.38

0.39

0.38

0.38

0.38

0.38

0.39

0.40

0.41