Home > Copper Nickel > Copper Nickel 70/30 Stud Bolts
Xuan Nickel Alloys is a well-respected manufacturer and supplier of Copper Nickel 70/30 Stud Bolts based in Da Nang, Vietnam. They specialize in providing top-notch fastener solutions designed for marine, offshore, and industrial uses. Renowned for their outstanding quality, precision, and durability, the company ensures that their stud bolts meet international standards, delivering long-lasting performance even in tough environments. Their Copper Nickel 70/30 Stud Bolts are highly regarded for their remarkable resistance to seawater corrosion, biofouling, and stress cracking. Thanks to advanced manufacturing techniques and rigorous quality control, Xuan Nickel Alloys promises reliable, cost-effective, and timely solutions for clients around the globe.
These Copper Nickel 70/30 Stud Bolts are made up of 70% copper and 30% nickel, with carefully controlled amounts of iron and manganese to enhance strength and corrosion resistance. They excel in resisting seawater, erosion, and biofouling, making them perfect for marine applications. On the mechanical side, these bolts boast a tensile strength between 275–350 MPa, good yield strength, and impressive toughness, even in low temperatures. With excellent ductility, weldability, and thermal stability, Copper Nickel 70/30 Stud Bolts ensure mechanical reliability, long-lasting durability, and consistent performance in demanding conditions.
| Specifications | ASTM B151 / ASME SB151 |
| Diameter | 1/4″-3″ Matric:M27 to M72 in length 2000mm |
| Dimensions | DIN 975/976, ASME B18.2.1, B18.31.3, B16.5 |
| DIN Standard | B.S. DIN 931, DIN 933, DIN 912, DIN 934, DIN 6923, DIN 603, DIN 7981, DIN 970, DIN916, DIN 7982, DIN 7985, DIN 913 |
| UTS | NPT, UNS, UNF, UNC, UNEF, NPTF |
| ISO | ISO 4033, ISO 4032, ISO 7380, ISO 4017, JIS standards |
| Threads | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Type | Cold Forged, Hot Forged, Bar Stock Machined, Bar Stock Milling |
| Element | Cu | Mn | Pb | Ni | Fe | Zn |
| Copper Nickel 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 70/30 | 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
At Xuan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Copper Nickel 70/30 Stud Bolts in Da Nang, Vietnam, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Vietnam, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
These bolts are widely utilized in industries that require exceptional strength and corrosion resistance. In the marine and shipbuilding sectors, they are essential for fastening components in seawater piping systems, pumps, condensers, and heat exchangers. Offshore oil and gas facilities rely on them for firewater, ballast, and cooling water systems due to their resistance to stress corrosion cracking. Additionally, they find applications in desalination plants, power generation, and chemical processing industries. Their ability to perform reliably in aggressive and saline environments makes them crucial for critical industrial applications.
