Polished C71000 Copper Bar
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Polished C71000 Copper Bar

C71000 nickel-copper alloy bar is an important copper alloy material with a rich composition and excellent properties for a wide range of applications.
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Product Introduction

Henan Gnee New Material Co., Ltd. is one of the most professional manufacturers and suppliers of polished c71000 copper bar in China, specialized in providing high quality copper products with competitive price. Welcome to buy discount polished c71000 copper bar for sale here from our factory. Customized orders are welcome.

 

C71000 polished copper bar has excellent cold and hot working properties and can meet a wide range of manufacturing process requirements. Characteristics include high strength, good elasticity, wear resistance, corrosion resistance and superior electrical conductivity. In addition, the alloy exhibits high yield limits and elasticity in both the annealed and work-hardened states, allowing it to meet the requirements of complex working conditions.

 

World-class C71000 polished copper bar production technology

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Chemical Composition

  Elements
Cu(1,2) Pb Zn Fe Ni(3) Mn
(1) Cu + Sum of Named Elements 99.5% min.
(2) Cu value includes Ag.
(3) Ni value includes Co.
Min (%)         19.0  
Max (%) Rem 0.05 1.0 1.0 23.0 1.0

 

Fabrication Properties

Technique Suitability
Soldering Excellent
Brazing Excellent
Oxyacetylene Welding Fair
Gas Shielded Arc Welding Excellent
Coated Metal Arc Welding Good
Spot Weld Excellent
Seam Weld Excellent
Butt Weld Excellent
Capacity for Being Cold Worked Good
Capacity for Being Hot Formed Good
Machinability Rating 20

C71000 solid copper rods are widely used in several applications. Communication relays, electric cathode springs, condenser bushings and heat exchanger bushings are among the main applications. The alloy's high strength and good wear resistance make it a suitable material for electrical and electronic applications, where it can be used in the manufacture of relays and switches for high loads and frequencies, while its excellent corrosion resistance and thermal conductivity give it a wide range of applications in the field of condensers and heat exchangers.

 

C71000 copper metal bar production process

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pure copper bar

 

Professional accredited team supplying C71000 alloy copper rods

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We are a professional copper products manufacturer and exporter specializing in copper tubes, rods, wires, plates, and strips. Our factory is equipped with advanced production lines, including continuous casting and upcasting machines, cold rolling mills, drawing machines, annealing furnaces, and precision cutting equipment, enabling us to deliver products with consistent quality and tight tolerances. Every batch undergoes rigorous testing-including chemical composition analysis, mechanical property testing, dimensional inspection, electrical conductivity testing, and eddy current/ultrasonic defect detection-and we support third-party inspection (SGS, BV, etc.) to ensure full compliance with ASTM, EN, JIS, and GB standards. With competitive pricing, flexible MOQs, and professional export service, we look forward to building long-term partnerships and supplying copper products that meet your exact requirements.

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