Copper Nickel Alloy

Product Overview This premium CuNi44 constantan round wire is manufactured by Huona with strictly controlled copper-nickel 56/44 alloy ratio, designed for precision electrical resistance components and thermocouple negative conductor manufacturing. Produced via multi-pass fine drawing and uniform stress-relief bright annealing processes, this solid round wire delivers ultra-consistent resistivity, low temperature coefficient of resistance, smooth burr-free metallic surface

Product Overview This ultra-fine CuNi44 constantan solid wire is independently produced by Huona, corresponding to international alloy code CW50600 with standardized 56Cu-44Ni composition, specially developed for micro-sized electronic resistive elements and ultra-miniature thermocouple negative conductors. It adopts multi-pass ultra-fine wire drawing and full low-tension soft annealing processing, delivering ultra-consistent circular dimension, mirror scratch-free metallic

Product Overview This heavy-gauge CuNi45 constantan solid wire is independently developed by Huona with standardized 55Cu–45Ni alloy ratio, specially engineered for high-current power resistive components and heavy-load shunt parts rather than miniature microcircuit use. It adopts multi-pass heavy-diameter precision drawing and medium-tension homogenizing annealing technology, delivering stable high-volume resistivity, low temperature resistance shift under large current

Product Overview This medium-fine CuNi45 constantan solid round wire is mass-produced by HUONA with standardized 55Cu-45Ni alloy composition, positioned for universal light industrial automation and household appliance resistive parts, differentiated from ultra-fine instrument-grade CuNi45 and thick high-current shunt CuNi45 wires. It adopts balanced multi-pass drawing and uniform homogenizing soft annealing technology, delivering stable consistent resistivity, mild

Product Overview This fine-gauge CuNi44 constantan round wire under Huona production complies with CW50600 international alloy designation, featuring precisely controlled 56Cu–44Ni metal ratio tailored for miniature precision electrical components and thermocouple negative core materials. Manufactured via multi-stage micro drawing and low-stress full soft annealing craft, this ultra-fine solid wire boasts ultra-uniform circular cross-section, mirror smooth oxide-free surface,

Product Overview This ultra-fine CuNi45 constantan solid wire is independently manufactured by HUONA with exclusive 55Cu-45Ni alloy ratio, specially customized for high-precision laboratory instruments, portable testing devices and medical miniature temperature sensing assemblies, distinct from thick-gauge CuNi45 wire for power shunt use and standard CuNi44 constantan wire. It adopts multi-stage micro precision drawing and low-tension full soft homogenization annealing

Product Overview This single-spool Constantan45 solid round wire is manufactured by HUONA with standardized 55Cu-45Ni metallurgical ratio, targeted at low-noise signal balance circuits and light industrial drying equipment temperature probes, fully differentiated from thick high-current Constantan45, ultra-fine medical-grade Constantan45 and traditional CuNi44 constantan series. It adopts multi-pass medium-fine precision drawing and uniform low-residual-stress soft annealing

Product Overview This single-spool Constantan45 ultra-fine solid round wire is independently produced by HUONA with precise 55Cu-45Ni alloy proportion, specially optimized for strain measurement components and micro embedded temperature sensing modules, completely differentiated from medium-diameter light-industry Constantan45, thick high-current Constantan45 and conventional CuNi44 constantan materials. It adopts multi-pass micro ultra-fine drawing and stress-free full soft

CuNi44, also known as Constantan, is a classic copper-nickel resistance alloy. It boasts stable electrical resistance, an extremely low temperature coefficient of resistance, as well as excellent corrosion resistance, ductility and solderability. Being non-magnetic, it suits various working conditions. It is widely used for precision resistors, potentiometers, thermocouple compensation wires, strain gauges and heating elements in electronic instruments and industrial

CuNi1 is a classic binary copper-nickel alloy with nickel content ranging from 0.8% to 1.2%. Made of high-purity raw materials, it features stable composition and consistent performance. This alloy has low electrical resistivity, excellent conductivity and low temperature coefficient of resistance, maintaining reliable electrical properties during operation. Its maximum working temperature reaches 200°C. It also owns good anti-oxidation and corrosion resistance, suitable for

CuNi2 is a widely used copper-nickel alloy with nickel content from 1.7% to 2.3%, manufactured in compliance with industrial standards. It features low resistivity, excellent electrical conductivity, great oxidation and corrosion resistance, suitable for harsh working environments. The alloy has good ductility and machinability, easy for bending, welding and stamping. We supply wire, rod, strip, coil and sheet in full specifications. Made via cold drawing, cold rolling and

CuNi8 Copper Nickel Resistance Wire (NC012 / Cuprothal 12) CuNi8 is a copper nickel resistance alloy containing approximately 8% nickel. With a resistivity of about 0.12 micro-ohm.m and a low temperature coefficient of resistance, it bridges the gap between the low resistance CuNi2 and the higher resistance CuNi10 grades. The alloy provides stable resistance, good corrosion resistance and excellent ductility for winding and coiling, making it a reliable choice for low and

Product Description HUONA CuNi44 (CuNi40 CuNi45 CuNi44) Heating Resistance Alloy Rod Constantan Definition Resistance alloy with moderate resistivity and low temperature coefficent of resistance with a flat resistance/temperature curve over a wider range than the "manganins". Constantan also shows better corrosion resistance than the man ganins. Uses tend to be restricted to ac circuits. Constantan is also the negative element of the type J thermocouple with Iron being the

Product Description Copper Nickel/ CuNi44/Constantan Heating Wire / Wires Product Name Copper Nickel Alloy CuNi Wire Product Description Copper Nickel Alloy is mainly made of copper and nickel. The copper and nickel can be melted together no matter what percentage. Normally the resistivity of CuNi alloy will be higher if the Nickel content is larger than Copper content. From CuNi6 to CuNi44, the resistivity is from 0.1μΩm to 0.49μΩm. That will help the resistor manufacture

Product Information Common Name: (CuNi2,NC005) CuNi2 is a copper-nickel alloy (Cu2Ni98 alloy) with low resistivity for use at temperatures up to 200°C. CuNi2 is typically used for low-temperature applications such as heating cables in electric blankets and pillows. CuNi Copper Nickel alloy performance tables Properties/ Material Resistivity Max.working temperature Tensile strength Melting point Density TCR EMF vs Cu ( 200C μΩ.m) ( 0C ) ( Mpa ) ( 0C ) ( g/cm3 ) x10-6 / 0C (μV/

Alloy Steel Material Cu Ni 70/30 Maximum Temperature 350.C Copper Nickel Strip Product Description: The TCR (Temperature Coefficient of Resistance) of CuNi Alloy is 50 X10-6/C, making it an ideal material for temperature measuring devices and resistors. Additionally, the maximum operating temperature of CuNi Alloy is 350℃, making it suitable for high-temperature applications. CuNi Alloy is available in both Hard and Soft conditions, making it versatile for different

Detailed Product Description Resistivity(μΩ.cm):: 8.44 Electrical Resistivity At 20℃ (Ωmm2/m):: 0.47 EMF Vs Cu(μV/℃ )(0~100℃ ): 1 Melting Point (℃):: 960 Tensile Strength: 390Mpa Elongation: 15% Highlight: 6J12 Manganin Bright Rod , Precision Alloys Bright Rod , Manganin Alloy Rod Diameter 6.5mm & 7.0mm CuMn12Ni2 bright Manganin 6J12/6J13 Rod Normal Manganin 47(Precision Resistance Alloy) (Common Name:Normal Manganin,Normal Manganin 47,CuMn12Ni2 ) Normal Manganina 47 is a

CuNi23, also marked as NC030, is a widely used copper-nickel resistance alloy. It features stable resistance performance and low temperature coefficient of resistance, together with outstanding corrosion and oxidation resistance. This non-magnetic material has great ductility, and is easy to process and weld. Available in wire, strip and other forms, it fits various working conditions. It is extensively applied in precision resistors, thermocouples, heating elements,

Product Description Company Info. Basic Info. Attribute Details Attribute Details Model NO. CuMn3 Surface Bright Product name CuMn Wire Density 8.9 g/cm³ Type Wire Application Water Heater,Air Condition/Refrigerator,Oil Cooler Pipe, Water Tube Alloy CuMn Alloy Standard ASTM MOQ 5KG Shape Round Wire Material Copper Transport Package Carton/Wooden Case Specification 0.05mm~1.5mm Trademark HUONA Origin Shanghai, China HS Code 74082900 Production Capacity 2000 tons/Year Product

0.03mm Enamelled CuNi44 wire varnished Constantan wire for heating Product Description These enameled resistance wires have been broadly used for standard resistors, High Low Voltage Resistor automobile parts, winding resistors, etc. using the insulation processing best suited for these applications, taking full advantage of the distinctive features of enamel coating. Furthermore, we will carry out enamel coating insulation of precious metal wire such as silver and platinum