- sales@bosegapipes.co.za
- Cape Town, South Africa
Home > Copper Nickel > Copper Nickel 70/30 Tubing
Bosega Pipes and Tubes stands out as a reliable manufacturer and supplier of Copper Nickel 70/30 Tubing in Cape Town, South Africa. They specialize in high-quality tubing solutions that are designed to offer exceptional corrosion resistance, strength, and long-lasting performance. The Cu-Ni 70/30 alloy, made up of 70% copper and 30% nickel, is well-known for its impressive resistance to seawater corrosion, biofouling, and erosion, making it a perfect choice for marine, offshore, desalination, and industrial uses. Bosega takes pride in their precision manufacturing, ensuring smooth internal surfaces, consistent wall thickness, and tight dimensional tolerances, which results in tubing that can be counted on to perform reliably even in tough environmental and operational conditions.
Copper Nickel 70/30 Tubing consists of 70% copper, 30% nickel, along with trace amounts of iron and manganese. This alloy is celebrated for its outstanding corrosion resistance in both seawater and brackish water, along with high thermal conductivity and solid mechanical strength. In terms of mechanics, the tubing boasts high tensile and yield strength, excellent ductility, and remarkable erosion resistance, ensuring it holds up well in high-pressure, high-temperature, and aggressive environments.
Specification : ASTM B466, B467, B111 / ASME SB466, SB467, SB111
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
Wall Thickness : Between 0.15mm and 1.50 mm
Type : Seamless / ERW / Welded / Fabricated Pipes
Form : Round, Square, Rectangular, Oval, Hydraulic Etc
Length : Single Random, Double Random & Required Length
End : Plain End, Beveled End, Treaded
Schedule : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Inspection, Test Reports : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports, Destructive Test Report, Non Destructive Test Reports
Packing : Packed in Wooden Boxes, Plastic Bags, Steel Strips Bundled, or as per Customers Requests
Specials : Sizes and Specifications other than above can be manufactured on request
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
|---|---|---|---|---|---|---|
| Cu-Ni 70-30 | 65.0 min | 1 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength, ultimate | 372-517 MPa | 54000-75000 psi |
| Tensile strength, yield (depending on temper) | 88.0-483 MPa | 12800-70100 psi |
| Elongation at break (in 381 mm) | 45.0% | 45.0% |
| Charpy impact | 107 J | 78.9 ft-lb |
| Machinability (UNS C36000 (free-cutting brass) = 100%) | 20% | 20% |
| Shear modulus | 57.0 GPa | 8270 ksi |
| Poisson’s ratio | 0.34 | 0.34 |
| Elastic modulus | 150 GPa | 21800 ksi |
| Properties | Metric | Imperial |
|---|---|---|
| Density | 8.94 g/cm3 | 0.323 lb/in3 |
| Melting point | 2140°F | 1171°C |
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 70/30 Tubing from Bosega Pipes and Tubes ensures outstanding corrosion resistance, high strength, and durability. Our Tube is designed for diverse industrial applications, delivering reliability and performance in challenging environments while maintaining competitive pricing.
Bosega Pipes and Tubes, one of the largest suppliers of Copper Nickel 70/30 Tubing in Cape Town, South Africa, 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.
| Size (in) | Wall Thickness (in) | Outside Diameter (in) | Approx Weight (lbs/ft) |
|---|---|---|---|
| 3/8 OD | 0.049 | 0.38 | 0.2 |
| 2-1/2 | 0.38 | 2.88 | 12.1 |
| 1/4 OD | 0.035 | 0.25 | 0.1 |
| 1/4 | 0.072 | 0.54 | 0.43 |
| 1/2 | 0.120 | 0.84 | 1.1 |
| 3/8 | 0.095 | 0.68 | 0.19 |
| 1 | 0.180 | 1.32 | 2.61 |
| 1-1/4 | 0.220 | 1.66 | 2.18 |
| 3/4 | 0.148 | 1.05 | 1.71 |
| 1-1/2 | 0.25 | 1.9 | 5.25 |
| 2 | 0.340 | 2.38 | 8.85 |
| 3 | 0.46 | 3.5 | 18.7 |
Yes, we offer custom sizes for Copper Nickel 70/30 Tubing to meet your specific requirements. Our team at Bosega Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@bosegapipes.co.za.
You’ll find Copper Nickel 70/30 Tubing widely utilized in marine engineering, offshore platforms, shipbuilding, desalination plants, cooling water systems, and firewater lines. It’s particularly well-suited for condensers, heat exchangers, piping systems that come into contact with seawater, and other essential fluid transfer applications. The blend of corrosion resistance, mechanical strength, and precision manufacturing makes Copper Nickel 70/30 Tubing a dependable, low-maintenance, and long-lasting choice for demanding industrial and marine settings.
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