logo
Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co.,Ltd
products
Home /

products

CuNi2/CuNi6/CuNi8/CuNi10/CuNi14/CuNi19/CuNi23/CuNi40/CuNi44 Electric Copper Nickel Alloy Constantan Resistance Wire

Product Details

Place of Origin: Shanghai, China

Brand Name: TANKII

Certification: ISO9001 SGS

Model Number: CUNI2

Payment & Shipping Terms

Minimum Order Quantity: 10 KG

Price: negotiable

Packaging Details: Spool + Carton + Wooned Case

Delivery Time: 7-20 days

Payment Terms: L/C, T/T, Western Union

Supply Ability: 300 Tons per month

Get Best Price
Contact Now
Specifications
Highlight:

CuNi19 Constantan Resistance Wire

,

CuNi23 Constantan Resistance Wire

,

CuNi14 Constantan Resistance Wire

Model NO.:
CUNI2
Diameter:
0.05mm -10.0mm
Surface:
Bright Surface
Resistivity:
0.05 Ohm Mm2/m
Standard:
GB/T, JIS, ASTM Etc
Density:
8.9 G/cm3
HS Code:
47082200
Production Capacity:
2000 Tons/Year
Model NO.:
CUNI2
Diameter:
0.05mm -10.0mm
Surface:
Bright Surface
Resistivity:
0.05 Ohm Mm2/m
Standard:
GB/T, JIS, ASTM Etc
Density:
8.9 G/cm3
HS Code:
47082200
Production Capacity:
2000 Tons/Year
Description
CuNi2/CuNi6/CuNi8/CuNi10/CuNi14/CuNi19/CuNi23/CuNi40/CuNi44 Electric Copper Nickel Alloy Constantan Resistance Wire

 TANKII Copper Nickel Alloy Wire is a high-quality electrical material that offers low electric resistance, excellent heat resistance, and corrosion resistance. It is easy to process and lead welded, making it ideal for various applications in the electrical industry.

Commonly used in the production of key components for thermal overload relays, low resistance thermal circuit breakers, and electrical appliances, Copper Nickel Alloy Wire is a reliable choice. It is also widely used in electrical heating cables, making it an essential material for heating systems.

Key Feature :

  • Low electric resistance
  • Corrosion resistance
  • Easy to process and lead welded
  • Good heat resistance

Application :

  • Low-voltage circuit breakers
  • Ceiling radiant heating mats
  • Floor heating mats & cables
  • Freeze protection cables
  • Electrical heat tracers
  • PTFE heating cables
  • Hose heaters
  • Other low-voltage electrical products
  • Thermal overload relays
  • Electrical heating cables
  • Electrical heating mats
  • Snow melting cables and mats
Characteristic Resistivity ( 200C μΩ.m) Max.working Temperature ( 0C) Tensile Strength (Mpa) Melting point (0C) Density ( g/cm3) TCR x10-6/ 0C (20~600 0C) EMF vs Cu (μV/ 0C) (0~100 0C)
Alloy Nomenclature
NC005(CuNi2) 0.05 200 ≥220 1090 8.9 <120 -12

CuNi2 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.

Keywords: CuNi44 Wire/Copper Nickel Wire/Constantan wire/konstantan Wire/Constantan Wire Price/30 Alloy Resistance Wire/Cuprothal 5 Alloy Wire/T type thermocouple wire/copper Wire/Alloy 230/electric wire/Cu-Ni 2 heating wire/copper nickel alloy wire/heating resistance wire/heating element/electric heating wire/nichrome resistance wire/nickel wire/nickel alloy wire/Cuprothal 5

Attributes: [Type: Copper Wire],[Application: Air Condition or Refrigerator, Water Tube, Water Heater],[Material: Other]

Ni Mn Fe Si Cu Other ROHS Directive
Cd Pb Hg Cr
2 - - - Bal - ND ND ND ND


Mechanical Properties

Max Continuous Service Temp 200ºC
Resisivity at 20ºC 0.05±10%ohm mm2/m
Density 8.9 g/cm3
Thermal Conductivity <120
Melting Point 1090ºC
Tensile Strength,N/mm2 Annealed,Soft 140~310 Mpa
Tensile Strength,N/mm2 Cold Rolled 280~620 Mpa
Elongation(anneal) 25%(min)
Elongation(cold rolled) 2%(min)
EMF vs Cu, μV/ºC (0~100ºC) -12
Micrographic Structure austenite
Magnetic Property Non



Copper nickel alloy

Main property   Cuni1 CuNI2 CuNI6 CuNI10 CuNi19 CuNi23 CuNi30 CuNi34 CuNI44
Main chemical
composition
 
Ni 1 2 6 10 19 23 30 34 44
MN / / / / 0.5 0.5 1.0 1.0 1.0
CU rest rest rest rest rest rest rest rest rest
max working Temperature °c / 200 220 250 300 300 350 350 400
Density g/cm3 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9 8.9
Resistivity at 20 °c 0.03
± 10%
0.05
±10%
0.1
±10%
0.15
±10%
0.25
±5%
0.3
±5%
0.35
±5%
0.40
±5%
0.49
±5%
Temperature coefficient of Resistance <100 <120 <60 <50 <25 <16 <10 -0 <-6
Tensile strength Mpa >210 >220 >250 >290 >340 >350 >400 >400 >420
elongation >25 >25 >25 >25 >25 >25 >25 >25 >25
Melting point °c 1085 1090 1095 1100 1135 1150 1170 1180 1280
coefficient of conductivity 145 130 92 59 38 33 27 25 23

 

 

 

Constantan 6J40  New Constantan Manganin Manganin Manganin
6J11 6J12 6J8 6J13
Main Chemical Elements %  Mn  1~2  10.5~12.5  11~13 8~10 11~13 
Ni 39~41 - 2~3 - 2~5
Cu REST REST REST REST REST
    Al2.5~4.5 Fe1.0~1.6   Si1~2  
Temperature Range for Components 5~500 5~500 5~45 10~80 10~80
Density 8.88 8 8.44 8.7 8.4
g/cm3
Resistivity 0.48 0.49 0.47 0.35 0.44
μΩ.m,20 ±0.03  ±0.03  ±0.03  ±0.05  ±0.04 
Extensibility ≥15 ≥15 ≥15 ≥15 ≥15
%Φ0.5
Resistance -40~+40 -80~+80 -3~+20 -5~+10 0~+40
Temperature
Quotiety
α,10 -6 /
Thermoelectromotive 45 2 1 2 2
force to Copper
μv/(0~100) 
 

 

Send your inquiry
Please send us your request and we will reply to you as soon as possible.
Send