electrical resistivity CuNi constantan Constan CuNi44 / Cu56Ni44 /
CuNi44Mn1 Strip / foil 0.05*200mm
Chemical Content, %
Ni | Mn | Fe | Si | Cu | Other | ROHS Directive |
Cd | Pb | Hg | Cr |
44 | 1% | - | - | Bal | - | ND | ND | ND | ND |
Mechanical Properties
Max Continuous Service Temp | 400℃ |
Resisivity at 20℃ | 0.49±5%ohm mm2/m |
Density | 8.9 g/cm3 |
Thermal Conductivity | -6(Max) |
Melting Point | 1280℃ |
Tensile Strength,N/mm2 Annealed,Soft | 340~535 Mpa |
Tensile Strength,N/mm2 Cold Rolled | 680~1070 Mpa |
Elongation(anneal) | 25%(Min) |
Elongation(cold rolled) | ≥Min) |
Characteristics:
1)Manufactured according to international quality. System (ISO9001)
2)Stable resistance and long-life span
3)Mill test certificate will be provided after production
4)Size range ribbons: 0.03-0.2*2-6mm strips: 0.005-2.5*1-300mm
5)Good packing methods to keep goods no damage during delivery
6)Customized lable, packing, OEM service
7)24 hours after-sale service
Applications
It could be used to make electric heating element in low-voltage
apparatus, such as thermal overload relay, low-voltage circuit
breaker, and so on.
Mechanical Properties
| Type | Electrical resistivity (20degreeΩ mm²/m) | temperature coefficient of resistance (10^6/degree) | Dens ity g/mm² | Max. temperature (°c) | Melting point (°c) |
| CuNi1 | 0.03 | <1000 | 8.9 | / | 1085 |
| CuNi2 | 0.05 | <1200 | 8.9 |
200 | 1090 |
| CuNi6 | 0.10 | <600 | 8.9 | 220 | 1095 |
| CuNi8 | 0.12 | <570 | 8.9 | 250 | 1097 |
| CuNi10 | 0.15 | <500 | 8.9 | 250 | 1100 |
| CuNi14 | 0.20 | <380 | 8.9 | 300 | 1115 |
| CuNi19 | 0.25 | <250 | 8.9 | 300 | 1135 |
| CuNi23 | 0.30 | <160 | 8.9 | 300 | 1150 |
| CuNi30 | 0.35 | <100 | 8.9 | 350 | 1170 |
| CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
| CuNi40 | 0.48 | ±40 | 8.9 | 400 | 1280 |
| CuNi44 | 0.49 | <-6 | 8.9 | 400 | 1280 |
Our Services
Our Services
1) We can provide a free sample for testing but the freight at
yours.
2) Mill test certificate will be provided after production, If it
is necessary.
3) Good packing methods to keep goods no damage during delivery
4) We cooperate with many famous forwarder, will try our best to
choose the safty, convenience, quick, and cheap mode of
transportation for our customers.
FAQ:
1. What's the minimum quantity customer can order?
If we have your size in stock, we can provide any quantity you
want.
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 holiday
