Low Resistance Constantan Copper Nickel Alloy / CuNi 44 Wire for electric elements

Constantan Wire Definition

The copper-based low resistance heating alloy is widely used in low-voltage circuit breaker, thermal overload relay, and other low-voltage electrical product. It is one of the key materials of the low-voltage electrical products. The materials produced by our company have the characteristics of good resistance consistency and superior stability. We can supply all kinds of round wire, flat and sheet materials.

Chemical Content(%)

Resistance alloy constantan wire material:

Constantan, CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23, CuNi30, CuNi34, CuNi40 (6J40), CuNi44.
Characteristics
Constantan has a number of special characteristics due to which it is known as the most versatile alloy that is available. Some of its important characteristics are:
High specific heat resistance
Negligible temperature Coefficient
Easily ductile
Resistant to atmospheric corrosion
Can be easily soldered and molded

Product features:

1)Excellent anti-oxidation and mechanical strength at high temperature;

2)High resistivity and low temperature coefficient of resistance;

3)Excellent reelability and forming performance;

4)Excellent welding performace

OTHER Chemical Composition

1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you want.
If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.

2. How can you pay for small sample amount?
We have Western union account, wire transfer for sample amount also ok.

3. Customer do not have express account. How will us arrange the delivery for sample order?
Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.

4. What's our payment terms?
We can accept LC T/T payment terms, it also depending on delivery and total amount. Let's talk more in details after getting your detailed requirements.

5. Do you provide free samples?
If you want several meters and we have stock of your size, we can provide, customer need to bear the International express cost.

6. What's our working time?
We will give you reply through email/phone Online contact tool within 24 hours. No matter working day or holidays. Pls contact with me whenever you need: Mobile: +86-18017457857