Home > Copper Nickel > Copper Nickel welded pipes
David Pipes and Tubes, located in Canberra, Australia, stands out as a top-notch manufacturer and supplier of high-quality Copper Nickel Welded Pipes. These pipes are crafted with precision using cutting-edge welding techniques, ensuring they have a consistent structure, accurate dimensions, and impressive durability. Thanks to their excellent corrosion resistance, thermal conductivity, and mechanical strength, Copper Nickel Welded Pipes are perfect for tough marine, chemical, and industrial applications. David Pipes and Tubes is committed to providing dependable, high-performance piping solutions for clients in industries like desalination, marine engineering, chemical processing, and power generation, all while emphasizing durability, efficiency, and consistent quality for essential structural systems.
Typically, Copper Nickel Welded Pipes consist of 10–30% nickel, with the remainder being copper, delivering a tensile strength of around 300–450 MPa, yield strength of 150–250 MPa, and elongation of 30–50%. This copper-nickel alloy is known for its exceptional resistance to seawater corrosion, biofouling, and erosion, all while maintaining excellent thermal and electrical conductivity. The welded design guarantees structural integrity and reliable performance, even under high-pressure and high-temperature conditions.
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/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
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.
Choosing Copper Nickel welded pipes from David Pipes and Tubes ensures outstanding corrosion resistance, high strength, and durability. Our Pipe is designed for diverse industrial applications, delivering reliability and performance in challenging environments while maintaining competitive pricing.
David Pipes and Tubes, one of the largest suppliers of Copper Nickel welded pipes in Canberra, Australia, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for copper nickel products in the region.
| Wall | Sizes ( O.D.) |
|---|---|
| .010 | 1/16″, 1/8″, 3/16″ |
| .020 | 1/16″, 1/8″, 3/16″, 1/4″, 5/16″, 3/8″ |
| .012 | 1/8″ |
| .016 | 1/8″, 3/16″ |
| .028 | 1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 1/2″, 3/4″, 1″, 1 1/2″, 2″ |
| .035 | 1/8″, 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″, 16″, 5/8″, 3/4″, 7/8″, 1″, 1 1/4″, 1 1/2″, 1 5/8″, 2″, 2 1/4″ |
| .049 | 3/16″, 1/4″, 5/16″, 3/8″, 1/2″, 16″, 5/8″, 3/4″, 7/8″, 1″, 1 1/8″, 1 1/4″, 1 1/2″, 1 5/8″, 2″, 2 1/4″ |
| .065 | 1/4″, 5/16″, 3/8″, 1/2″, 16″, 5/8″, 3/4″, 7/8″, 1″, 1 1/4″, 1 1/2″, 1 5/8″, 1 3/4″, 2″, 2 1/2″, 3″ |
| .083 | 1/4″, 3/8″, 1/2″, 5/8″, 3/4″, 7/8″, 1″, 1 1/4″, 1 1/2″, 1 5/8″, 1 7/8″, 2″, 2 1/2″ ,3″ |
| .095 | 1/2″, 5/8″, 1″, 1 1/4″, 1 1/2″, 2″ |
| .109 | 1/2″, 3/4″, 1″, 1 1/4″, 1 1/2″, 2″ |
| .120 | 1/2″, 5/8″, 3/4″, 7/8″, 1″, 1 1/4″, 1 1/2″, 2″, 2 1/4″, 2 1/2″, 3″ |
| .125 | 3/4″, 1″, 1 1/4″, 1 1/2″, 2″, 3″, 3 1/4″ |
| .134 | 1″ |
| .250 | 3″ |
| .375 | 3 1/2″ |
Yes, we offer custom sizes for Copper Nickel welded pipes to meet your specific requirements. Our team at David Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@davidpipes.com.
| Dimension Tolerance | |||||
| Material | Ultimate Tensile Strength1000 psi (MPa) | Yield Strength 0.5% Ext.under Load 1000 psi (MPa) | YElongation % in 2 in. | Fatigue Strength (10×7 cycles) 1000 psi (MPa) | Burst Pressure* 1000 psi (MPa) |
| Copper-brazed Steel | 48-55 (0.330-0.380) | 28-34 (0.190-0.235) | 30-40 | 30 (0.210) | 19.5 (0.135) |
| C12200-Phosphorus deoxidized Copper | 32-38 (0.220-0.265) | 10-14 (0.070-0.100) | 45-60 | 10 (0.070) | 12 ( 0.083) |
| C70600-Copper Nickel 90-10 | 48-54 (0.330-0.370) | 16-22 (0.110-0.150) | 40-55 | 15 (0.100) | 19 (0.130) |
These pipes are commonly found in marine piping systems, heat exchangers, condensers, desalination plants, and the chemical processing sector. They excel in applications like seawater cooling, transferring fresh and brackish water, and handling chemicals where corrosion resistance is a must. With their remarkable mechanical strength, durability, and resistance to corrosion, Copper Nickel Welded Pipes ensure long-lasting efficiency, safety, and reliable operation in challenging industrial and marine environments.
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