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Premium Quality Copper Nickel 70/30 Pipes & Tubes by Sandvik: Features, Benefits & Applications
At Sandvik, we specialize in delivering high-grade Copper Nickel 70/30 Pipes & Tubes to industries where corrosion resistance, durability, and performance under high pressure and temperature are non-negotiable. These alloys are engineered to perform in the toughest environments—from shipbuilding yards to power plants. Our pipes and tubes are recognized for their exceptional reliability in seawater systems, which is why they're a top choice for marine and offshore applications worldwide.
So, what exactly are Copper Nickel 70/30 Pipes & Tubes? This alloy consists of 70% copper and 30% nickel, with small additions of iron and manganese to enhance strength and resistance to erosion and corrosion. Thanks to this precise composition, these tubes and pipes perform extremely well in high-velocity seawater, brine, and chemical processing systems. The alloy’s metallurgical stability and thermal conductivity also make it ideal for heat exchangers and condensers.
One key reason industries prefer these products is their set of standout advantages. Copper Nickel 70/30 Pipes & Tubes Suppliers promote this alloy for its outstanding corrosion resistance in marine environments, excellent mechanical properties, high tensile strength, and easy fabricability. The anti-biofouling property further enhances its durability in seawater systems, where marine organisms can degrade performance over time. This translates to lower maintenance and longer service life.
Sandvik supplies these pipes and tubes for a range of critical uses. In the marine sector, they are essential in seawater piping, condenser tubes, desalination plants, and offshore oil and gas platforms. Power plants use them for heat exchangers and cooling systems. In the chemical industry, they are ideal for handling aggressive fluids due to their resistance to acidic and alkaline environments. Copper Nickel 70/30 Pipes & Tubes Exporters cater to global demands in shipbuilding, petrochemical, and water treatment industries.
As one of the trusted Copper Nickel 70/30 Pipes & Tubes Stockists, Sandvik offers a variety of types to match application-specific requirements: Seamless Pipes: High precision and strength, ideal for critical pressure systems and marine cooling circuits. Welded Pipes: Cost-effective for non-critical applications; easy to install and maintain. Round Tubes: Commonly used in condensers and heat exchangers. Square and Rectangular Tubes: Preferred in structural and decorative industrial frameworks. Custom Sizes: Fabricated on demand to meet exacting standards for unique industrial projects.
At Sandvik, we combine deep industry knowledge with superior product quality to serve clients across industries. With an extensive inventory, prompt delivery, and rigorous quality control, we continue to lead as a reliable source for Copper Nickel 70/30 Pipes & Tubes Manufacturers. Whether you need small-batch or bulk orders, we tailor every solution to your technical and operational requirements.
Specification of Copper Nickel 70/30 Pipes & Tubes
| 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 |
Equivalent Grades of Copper Nickel 70/30 Pipes & Tubes
| STANDARD | UNS | WNR. |
|---|---|---|
| Copper Nickel 70/30 | C71500 | 2.0882 |
Chemical Composition of Copper Nickel 70/30 Pipes & Tubes
| 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 |
Mechanical Properties of Copper Nickel 70/30 Pipes & Tubes
| 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 |