Product Details
Place of Origin: Shanghai China
Brand Name: TANKII
Certification: ISO:9001 RoHS
Model Number: CuNi1
Payment & Shipping Terms
Minimum Order Quantity: 100kg
Price: USD + 10-60 + kilograms
Packaging Details: Export standard package,suit for all kinds of transport,or as required.
Delivery Time: 7-10 work days
Payment Terms: L/C, T/T, Western Union, D/A, D/P
Supply Ability: 10 + Tons + Per month
Standard: |
ASTM / JIS / DIN / GB |
Size: |
0.01 - 5mm * 0.5 - 600mm |
Surface: |
Bright |
Sample: |
Free |
Standard: |
ASTM / JIS / DIN / GB |
Size: |
0.01 - 5mm * 0.5 - 600mm |
Surface: |
Bright |
Sample: |
Free |
NC003 CuNi1 Copper nickel Precision Alloy 2.5 Low resistance alloy
Copper Nickel Alloy– CuNi1
Chemical Content, %
Ni | Mn | Fe | Si | Cu | Other | ROHS Directive | |||
Cd | Pb | Hg | Cr | ||||||
1 | - | - | - | Bal | - | ND | ND | ND | ND |
Mechanical Properties
Max Continuous Service Temp | 200℃ |
Resisivity at 20℃ | 0.03±10%ohm mm2/m |
Density | 8.9 g/cm3 |
Thermal Conductivity | <100 |
Melting Point | 1090℃ |
Tensile Strength,N/mm2 Annealed,Soft | 140~310 Mpa |
Tensile Strength,N/mm2 Cold Rolled | 240~620 Mpa |
Elongation(anneal) | 25%(min) |
Elongation(cold rolled) | 2%(min) |
EMF vs Cu, μV/ºC (0~100ºC) | -8 |
Micrographic Structure | austenite |
Magnetic Property | Non |
Application of CuNi1
CuNi1 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.
Main grades and 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 |
5 FAQ:
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
Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Magnin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribbon wire, sheet, tape, strip, rod and plate.
We’ve already got ISO9001 quality system certificate and approval of ISO14001 environmental protection system.
We own a complete set of advanced production flow of refining, cold reduction, drawing and heat treating etc. We also proudly have independent R&D capacity.
Shanghai Tankii Alloy Material Co., Ltd has accumulated lots of experiences over nine years in this field. During nine years, more than 60 management elites and high science and technology talents were employed.They participated in every walk of the company life, which make our company keep blooming and invincible in the competitive market.
Based on the principle of “first quality, sincere service”, our managing ideology is pursuing technology innovation and creating the top brand in the alloy field. We persist in Quality - the foundation of the survival. It is our forever ideology to serve you with full heart and soul. We committed to provide customers all over the world with high-quality, competitive products and perfect service.
Our products, such us nichrome wire, nichrome strip, fecral wire, fecral strip, thermocouple wire, nickel wire, nickel strip have been exported to Europe, USA, India, Southest Asia, South America,etc.