- sales@davidpipes.com
- Canberra, Australia
Home > Copper Nickel > Copper Nickel 70/30 Tubing
David Pipes and Tubes is a reputable manufacturer and supplier located in Canberra, Australia, with a focus on high-quality Copper Nickel 70/30 Tubing. Known for its exceptional corrosion resistance, durability, and impressive thermal conductivity, this tubing is designed to thrive in tough marine and industrial settings. David Pipes and Tubes is committed to precision manufacturing, following international standards, and ensuring consistent product reliability. Their Copper Nickel 70/30 Tubing finds extensive use in seawater systems, heat exchangers, and the power generation sector, showcasing the company’s dedication to delivering reliable and efficient tubing solutions for critical applications.
Copper Nickel 70/30 Tubing is made up of 70% copper and 30% nickel, along with small amounts of iron and manganese that boost its strength and resistance to corrosion and erosion. It boasts excellent mechanical properties, with tensile strength ranging from 380 to 480 MPa and a yield strength of about 150 MPa. This material also provides high ductility, good weldability, and outstanding resistance to stress corrosion cracking and seawater environments, making it perfect for marine and industrial applications that demand long-lasting reliability.
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 David 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.
David Pipes and Tubes, one of the largest suppliers of Copper Nickel 70/30 Tubing 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.
| 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 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.
You’ll find Copper Nickel 70/30 Tubing widely used in sectors like marine engineering, desalination, offshore oil and gas, and power generation. Its remarkable resistance to seawater corrosion makes it an ideal choice for condensers, heat exchangers, evaporators, and seawater piping systems. It’s also a go-to material in shipbuilding for cooling systems, hydraulic lines, and ballast systems. Plus, its durability and resistance to biofouling make it a favored option in chemical processing, ensuring it performs well even in harsh, corrosive conditions.
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