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Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd
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NC003 CuNi1 Copper nickel Precision Alloy 2.5 Low resistance alloy

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

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precision tubing


kovar alloy

0.01 - 5mm * 0.5 - 600mm
0.01 - 5mm * 0.5 - 600mm
NC003 CuNi1 Copper nickel Precision Alloy 2.5 Low resistance alloy


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



Electrical resistivity



temperature coefficient of resistance





Max. temperature


Melting point


CuNi1 0.03 <1000 8.9 / 1085
CuNi2 0.05 <1200 8.9



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.

NC003 CuNi1 Copper nickel Precision Alloy 2.5 Low resistance alloy 0



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