Home > Copper Nickel > Copper Nickel 70/30 Stud Bolts
Adarsh Nickel Alloys stands out as a reliable manufacturer and supplier based in Delhi, specializing in top-notch Copper Nickel 70/30 stud bolts designed for tough industrial and marine settings. They take pride in crafting these stud bolts from carefully chosen raw materials and utilizing cutting-edge machining techniques, ensuring they achieve remarkable dimensional accuracy and a smooth surface finish. Renowned for their unwavering quality and adherence to international standards, Adarsh Nickel Alloys offers Copper Nickel 70/30 stud bolts in a variety of sizes, threads, and custom specifications, providing dependable fastening solutions that promise longevity and exceptional performance even in corrosive environments.
These stud bolts are made up of roughly 70% copper and 30% nickel, with a touch of iron and manganese added to enhance their strength and corrosion resistance. This particular alloy boasts higher tensile and yield strength compared to the 90/10 grades, all while maintaining impressive ductility and toughness. The stud bolts are known for their outstanding resistance to seawater corrosion, stress corrosion cracking, and erosion, along with stable mechanical properties across a range of temperatures, making them ideal for heavy-duty fastening tasks.
| 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 Adarsh Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Copper Nickel 70/30 Stud Bolts in Delhi, India, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the India, 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.
Copper Nickel 70/30 stud bolts find extensive use in marine engineering, shipbuilding, offshore platforms, and coastal installations where durability against seawater and harsh conditions is crucial. They’re commonly found in heat exchangers, condensers, desalination plants, oil and gas equipment, and power generation systems. Additionally, these stud bolts are favored in chemical processing and industrial piping systems, where strong, corrosion-resistant, and reliable fastening is essential for ensuring long-term operational safety.
