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Cupro Nickel 70/30 Round Bar is a strong and reliable copper-nickel alloy bar made up of copper, nickel, manganese, iron, lead and zinc. It is known for its high resistance to seawater corrosion and is utilized in severe situations. Preston Pipes & Alloys is a trusted copper nickel 70/30 round bar suppliers, made using quality materials and processes. C71500 bar offers good mechanical properties like a high tensile strength of 50,000 psi and a melting point of 2260°F. Its density of 0.323 lb/in³ and yield strength of 70/3000 psi make it ideal for demanding applications.
The copper nickel 70/30 round bar offers strong resistance to corrosion and pitting, especially in saltwater and marine settings. It also withstand biofouling and is easy to weld and shape. Because of its strength and toughness, the C71500 Round Bar is widely used in chemical processing plants, petrochemical industries, and power generation units. Its durability also makes it suitable for aerospace applications, where reliable material performance is critical.
These bars come in a variety of sizes and forms to meet specific needs. Standard sizes range from 14mm to 300mm in diameter, with thickness up to 6000 mm long. Copper Nickel 70/30 Bar is available in lengths from 1 to 6 meters, with options for custom cuts. We provide in round, square, hex, rectangular, billet, ingot, and forging forms. Our manufacturing techniques include hot rolled, cold rolled, cold drawn, and forged processes to ensure flexibility in design and performance.
Each cuni 70 30 round bar is quality tested to meet ASTM B111/A479 and ASME SB111/A479 standards. Packaging follow to global standards to prevent damage during transport and handling. As the top copper nickel 70/30 round bar suppliers, we prioritize consistent quality. Contact us for a copper nickel 70/30 bar price that meets your project requirements.
| Specifications | ASTM B151 / ASTM SB151 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME |
| Size | 5 mm To 500 mm |
| Diameter | 0.1 mm to 100 mm |
| Length | 100 mm To 3000 mm Long & Above |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
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quotation of Cupro Nickel 70-30 Round Bar
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cupro Nickel 70/30 | 65 min | 1.0 max | 0.05 max | 29–33 max | 0.4–1.0 max | 1 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2% Offset) | Elongation |
| 0.323 lb/in³ at 68 °F | 2260 °F | 50000 psi | 20000 psi | 30 % |
| STANDARD | WERKSTOFF NR. | UNS |
| Cupro Nickel 70/30 | 2.0882 | C71500 |
| Diameter (mm) | Weight (kg/m) |
| 10 | 0.57 |
| 12 | 0.82 |
| 16 | 1.46 |
| 20 | 2.28 |
| 25 | 3.58 |
| 30 | 5.14 |
| 40 | 9.13 |
| 50 | 14.26 |
| 60 | 20.53 |
| 80 | 36.50 |
| 100 | 57.15 |