China factories

Chat Now Send Email
China factory - Huona (Shanghai) New Material Co., Ltd.

Huona (Shanghai) New Material Co., Ltd.

  • China,Shanghai ,Shanghai
  • Verified Supplier
  1. Home
  2. Products
  3. About Us
  4. Contact Us

Leave a Message

we will call you back quickly!

Submit Requirement
China CuNi44 Flat Wire (ASTM C71500/DIN CuNi44) Nickel-Copper Alloy for Electrical
China CuNi44 Flat Wire (ASTM C71500/DIN CuNi44) Nickel-Copper Alloy for Electrical

  1. China CuNi44 Flat Wire (ASTM C71500/DIN CuNi44) Nickel-Copper Alloy for Electrical

CuNi44 Flat Wire (ASTM C71500/DIN CuNi44) Nickel-Copper Alloy for Electrical

  1. MOQ: 10kg
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms L/C,T/T,Western Union,
Supply Ability 500 tons per year
Delivery Time 5-21 days
Packaging Details Carton/Wooden Case
Product Name CuNi44 flat wire
Thickness Range​ 0.05mm – 0.5mm​
Width Range​ 0.2mm – 10mm​
Tensile Strength​ 450 – 550 MPa (annealed)​
Elongation​ ≥20% (annealed)​
Hardness (HV)​ 130 – 170 (annealed); 210 – 260 (half-hard)​
Chemical Composition (Typical, %)​ Ni:43-45%
Surface Finish​ Bright annealed (Ra ≤0.2μm)​
Brand Name Huona
Model Number CuNi44
Certification ISO9001
Place of Origin Shanghai

View Detail Information

Inquiry by Email Get Latest Price
Chat online Now Ask for best deal
  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C,T/T,Western Union, Supply Ability 500 tons per year
Delivery Time 5-21 days Packaging Details Carton/Wooden Case
Product Name CuNi44 flat wire Thickness Range​ 0.05mm – 0.5mm​
Width Range​ 0.2mm – 10mm​ Tensile Strength​ 450 – 550 MPa (annealed)​
Elongation​ ≥20% (annealed)​ Hardness (HV)​ 130 – 170 (annealed); 210 – 260 (half-hard)​
Chemical Composition (Typical, %)​ Ni:43-45% Surface Finish​ Bright annealed (Ra ≤0.2μm)​
Brand Name Huona Model Number CuNi44
Certification ISO9001 Place of Origin Shanghai
High Light CuNi44 flat wire for electrical componentsNickel-copper alloy flat wire ASTM C71500DIN CuNi44 flat wire with warranty
CuNi44 Flat Wire (ASTM C71500/DIN CuNi44) Nickel-Copper Alloy for Electrical Components
Product Overview
CuNi44 flat wire stands out for its exceptional electrical resistance stability and mechanical workability, making it a superior choice for precision electrical components.
Key Attributes
Product Name CuNi44 flat wire
Thickness Range 0.05mm – 0.5mm
Width Range 0.2mm – 10mm
Tensile Strength 450 – 550 MPa (annealed)
Elongation ≥20% (annealed)
Hardness (HV) 130 – 170 (annealed); 210 – 260 (half-hard)
Chemical Composition (Typical, %) Ni:43-45%
Surface Finish Bright annealed (Ra ≤0.2μm)
Product Advantages
Compared to similar copper-nickel alloys like CuNi10 (Constantan) and CuNi30, CuNi44 offers:
  • Higher resistivity (49 μΩ*cm vs. 45 μΩ*cm for CuNi30)
  • Lower temperature coefficient of resistance (TCR)
  • Superior resistance stability in temperature-fluctuating environments
  • Enhanced heat dissipation and contact uniformity with flat cross-section design
Standard Designations
  • Alloy Grade: CuNi44 (Copper-Nickel 44)
  • UNS Number: C71500
  • DIN Standard: DIN 17664
  • ASTM Standard: ASTM B122
Technical Specifications
Thickness Tolerance ±0.001mm (≤0.1mm); ±0.002mm (>0.1mm)
Width Tolerance ±0.02mm
Aspect Ratio (Width:Thickness) 2:1 - 20:1 (custom ratios available)
Chemical Composition
Nickel (Ni) 43.0 - 45.0%
Copper (Cu) Balance (55.0 - 57.0%)
Iron (Fe) ≤0.5%
Manganese (Mn) ≤1.0%
Silicon (Si) ≤0.1%
Carbon (C) ≤0.05%
Product Specifications
Supply Form Continuous rolls (50m - 300m) or cut lengths
Packaging Vacuum-sealed with anti-oxidation paper; plastic spools
Processing Options Custom slitting, annealing, or insulation coating
Compliance RoHS, REACH certified; material test reports available
Typical Applications
  • Precision wirewound resistors and current shunts
  • Strain gauge grids and load cells
  • Heating elements in medical devices
  • EMI shielding in high-frequency circuits
  • Electrical contacts in automotive sensors
We provide tailored solutions for specific dimensional requirements. Free samples (1m lengths) and comparative performance data with CuNi30/CuNi10 are available upon request.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter

  • Year Established:

    2008

  • Total Annual:

    8000000-100000000

  • Employee Number:

    100~120

  • Ecer Certification:

    Verified Supplier

Huona (Shanghai) New Material Co., Ltd. Was established in 2008, currently have three divisions: Magnesium Division, Thermal Spray Division and Functional Material Division.Magnesium Division produces magnesium metal products. Various models of high-quality magnesium alloy plate, magnesium rods, hig... Huona (Shanghai) New Material Co., Ltd. Was established in 2008, currently have three divisions: Magnesium Division, Thermal Spray Division and Functional Material Division.Magnesium Division produces magnesium metal products. Various models of high-quality magnesium alloy plate, magnesium rods, hig...

+ Read More

Get in touch with us

  • Reach Us
  • Huona (Shanghai) New Material Co., Ltd.
  • 1900 Mudanjiang Road, Baoshan District, 201999, Shanghai, China
  • https://www.nicralloy.com/

Leave a Message, we will call you back quickly!

Email

Check your email

Phone Number

Check your phone number

Requirement Details

Your message must be between 20-3,000 characters!

Submit Requirement