Gold Member Since 2012
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Hangzhou Ualloy Material Co., Ltd.

Constantan Wire, Alloy 294, Cuprothal 294 manufacturer / supplier in China, offering Constantan Wire Copper Nickel Alloys Wire CuNi44 for Shunt, Nichrome Resistance Wire, Ni35cr20 Wire for Wirewound Resistors, Oxidation Dia 4mm Hre Heating Wire for Spring and so on.

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Supplier Homepage Product Cupronickel Alloy Constantan Wire Copper Nickel Alloys Wire CuNi44 for Shunt

Constantan Wire Copper Nickel Alloys Wire CuNi44 for Shunt

Purchase Qty.:
20-49 50+
FOB Unit Price: US $33.5 US $33
Purchase Qty. (Kilogram) FOB Unit Price
20-49 US $33.5
50+ US $33
Get Latest Price
Production Capacity: 500tons/Year
Transport Package: in Coil, Carton, Wooden Case
Payment Terms: L/C, T/T, Paypal, Western Union
Basic Info
  • Model NO.: CuNi44
  • Material: Cu,Ni
  • Condition: Bright,Soft
  • Resistivity at 20oc: 0.49 ± 5% Ohm*mm2/M
  • Temperature Coefficient of Resistance: < -6 ×10-6/Oc
  • Tensile Strength: Min 420 MPa
  • Micrographic Structure: Austenite
  • Trademark: Ualloy
  • Origin: Zhejiang, China
  • Product Type: Wire
  • Carbon Content: Low Carbon
  • Max Continuous Service Temp: 400 Oc
  • Density: 8.9 g/cm3
  • Melting Point: 1280 Oc
  • Elongation: Min 25%
  • Magnetic Property: Non.
  • Specification: RoHS, SGS
  • HS Code: 74092800
Product Description
1. Description
Cupronickel, also can be called copper nickel alloy, is an alloy of copper, nickel and strengthening impurities, such as iron and manganese.  
       Chemical Content(%)
       Mechanical Properties
Max Continuous Service Temp400 ºC
Resistivity at 20ºC0.49 ± 5% ohm*mm2/m
Density8.9 g/cm3
Temperature Coefficient of Resistance< -6  ×10-6/ºC
EMF VS Cu (0~100ºC)-43 μV/ºC
Melting Point1280 ºC
Tensile StrengthMin 420 Mpa
ElongationMin 25%
Micrographic StructureAustenite
Magnetic PropertyNon.
2. Specification
Wire: Diameter: 0.04mm-8.0mm
Strip: Thickness: 0.01mm-3.0mm
          Width: 0.5mm-120mm
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.

It has nice corrosion resistance, good malleability and solderability. 
5. Packing detail
 1) Coil (plastic spool) + compressed ply-wooden case + pallet 
 2) Coil (plastic spool) + carton + pallet  
6. Products and services
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
5). Fast delivery;
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