Home > Copper Nickel > Copper Nickel ERW Pipes
Settled in the industrial heart of Safat, Kuwait, Lathief Pipes has built a strong reputation as a trusted manufacturer and supplier, with a particular focus on the demanding requirements of marine and industrial clients. Our specialization lies in high-performance Copper Nickel ERW Pipes, which we craft to meet the most rigorous international standards. We understand that the integrity of your piping systems is non-negotiable, which is why reliability and durability are at the core of everything we produce and deliver to our partners across the region and beyond.
These pipes are expertly formed from a carefully balanced copper-nickel alloy, often the 90/10 or 70/30 grades, which provides their signature resistance to corrosion. This composition gives them excellent mechanical strength and remarkable ductility, allowing them to be easily fabricated and welded into complex systems. They maintain their toughness across a wide temperature range and stand up exceptionally well to the erosive forces of fast-flowing seawater, making them not just strong, but intelligently resilient for long-term performance.
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 Lathief 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.
Lathief Pipes and Tubes is the largest supplier of Copper Nickel ERW Pipes in Safat, Kuwait, 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@lathiefpipes.com.
Copper Nickel ERW Pipes find extensive use in seawater piping systems, desalination plants, marine engineering, and shipbuilding, thanks to their outstanding resistance to saltwater corrosion. They are perfect for applications like condensers, heat exchangers, cooling water systems, and ballast systems, where long-term reliability is essential. Additionally, these pipes are employed in offshore platforms, HVAC systems, and the chemical processing industry for safe fluid transport. Engineers and designers trust Lathief Pipes’ Copper Nickel ERW Pipes for their durability and performance in challenging conditions.
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