Home > Copper Nickel > Copper Nickel ERW Pipes
Samia Pipes and Tubes, based in Tunis, Tunisia, has earned a solid reputation as a reliable manufacturer and supplier of top-notch copper-nickel ERW (Electric Resistance Welded) pipes. These pipes are specifically crafted to meet the rigorous demands of industrial, marine, and chemical applications. With a focus on precision and cutting-edge technology, Samia ensures that their copper-nickel ERW pipes boast remarkable strength, durability, and resistance to corrosion. Thanks to their stringent quality control measures and dedication to international standards, these pipes are perfectly suited for use in challenging environments. Their exceptional resistance to seawater corrosion makes them a go-to choice for marine and offshore systems.
The copper-nickel ERW pipes are made from an alloy that primarily consists of 70% copper and 30% nickel, along with small amounts of iron and manganese. The Electric Resistance Welding (ERW) technique involves shaping the pipe from a metal strip, which is then fused together using an electric current, creating a robust, continuous bond without needing extra materials. This method allows for the production of pipes in longer lengths and larger diameters. Notably, copper-nickel ERW pipes excel in resisting corrosion, particularly in seawater, while also offering impressive mechanical properties like good tensile strength and stress resistance.
Specifications : ASTM / ASME SB 111 / 151 / 466
Standard : ASTM, ASME and API
Size : 1/2″ TO 6′ IN OD & NB IN Various SWG & SCH
Outer Diameter : 4.00 to 22.00 mm
Well Thickness : Between 0.15mm and 1.50 mm
Length : Single Random, Double Random & Required Length
Schedule : SCH20, SCh20, SCh30, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Types : Seamless / ERW / Welded / EFW / Fabricated / CDW
Form : Round Pipes, Square Pipes, Rectangular Pipe
End : Plain End, Beveled End, Treaded
Grades : Copper Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cu-Ni 90-10 | 88.6 min | 1.0 max | .05 max | 9-11 max | 1.8 max | 1 max |
| Cu-Ni 70-30 | 65.0 min | 1 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Copper Nickel 90-10 / 70-30 | 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 90-1000 psi | 30 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Choose Copper Nickel ERW Pipes from Samia Pipes and Tubes for their exceptional corrosion resistance, high strength, and durability. These pipes are ideal for marine, chemical, and offshore applications, offering long-lasting performance and superior reliability.
Samia Pipes and Tubes is the largest supplier of Copper Nickel ERW Pipes in Tunis, Tunisia, providing top-quality, corrosion-resistant pipes and tubing ideal for marine, industrial, and chemical applications, with reliable delivery and excellent customer service.
Yes, custom sizes are available for Copper Nickel ERW Pipes to meet specific project requirements. These pipes can be tailored for various industrial applications. For more details, contact us at sales@samiapipes.com.
These pipes find their place in marine settings for shipbuilding, offshore platforms, and desalination plants, where their ability to withstand seawater corrosion and biofouling is essential. They’re also utilized in chemical processing, heat exchangers, and power plants, where they face harsh chemicals or high-pressure conditions. Additionally, copper-nickel ERW pipes are used in HVAC systems, cooling systems, and industrial piping for transporting fluids that need corrosion-resistant materials. Their unique blend of durability, strength, and corrosion resistance makes copper-nickel ERW pipes an excellent choice for a variety of applications.
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