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Lina Fasteners is a reputable manufacturer and supplier of top-notch Copper Nickel Stud Bolts, proudly based in Tunis, Tunisia. We’re dedicated to precision engineering and uphold strict quality control measures that meet international standards. Our stud bolts are crafted for exceptional durability and corrosion resistance. Using advanced manufacturing processes, we ensure that our Copper Nickel Stud Bolts boast dimensional accuracy, reliable strength, and a long service life. Catering to the marine, offshore, and industrial sectors, Lina Fasteners blends technical know-how with efficient logistics and a customer-first approach to deliver trustworthy fastening solutions around the globe.
Our Copper Nickel Stud Bolts are made from a copper alloy mixed with nickel, typically in 90/10 or 70/30 grades, with small amounts of iron and manganese added to boost mechanical strength and corrosion resistance. This unique composition provides outstanding resistance to seawater, chlorides, and biofouling. On the mechanical side, these stud bolts offer impressive tensile strength, high ductility, and remarkable toughness. They are designed to resist stress corrosion cracking, perform reliably under thermal cycling, and have low magnetic permeability, ensuring stable performance.
| Copper Nickel | Ni | Pb | Cu | Fe | Mn | Zn |
| 9-11 max | 0.05 max | 88.6 min | 1.8 max | 1.0 max | 1 max |
| Density | Elongation | Yield Strength (0.2%Offset) | Melting Point | Tensile Strength |
| 8.1 g/cm3 | 30 % | Psi – 35,000, MPa – 241 | 1443 °C (2430 °F) | Psi -80,000, MPa -551 |
| Material | Copper Nickel Stud Bolts |
|---|---|
| Grades | Cupro Nickel 90/10 and 70/30 |
| ASTM / ANSI | ASME SB 151/ ASTM B151 |
| Size | M2 – M160 |
| Threads: | BSW, METRIC, UNF, UNC, BSF,or as required |
| Copper Nickel Stud Bolts Length | 3 mm to 200 mm |
| other sizes | M20, M2, M12, M2.5, M10, M6, M24, M4, M3, M30, M5, M36, M8, M14, M16 etc. |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Copper Nickel Stud Bolts find their place in marine and offshore settings where top-tier corrosion resistance is a must. You’ll often see them in flanged joints within seawater piping systems, shipbuilding projects, offshore oil and gas platforms, heat exchangers, condensers, and desalination plants. They’re also utilized in power generation, chemical processing, and coastal infrastructure initiatives. Thanks to their resistance to erosion corrosion, galvanic corrosion, and biofouling, Copper Nickel Stud Bolts are perfect for long-lasting service in challenging operating conditions.
At Lina Fasteners, we ensure that the Copper Nickel stud bolts undergoes proper packaging to ensure that they do not get damaged. Every stud bolt is properly packed in protective materials to ensure that they are not damaged, corroded or contaminated during transport. Our packaging is made from strong cartons and we also allow you to choose the packaging that best suits your needs. Proper labeling and packing also help in identification and handling, thus displaying our quality products in good condition.
Lina Fasteners is a leading manufacturer and supplier of high-quality fasteners in Tunis, Tunisia, with over 8 years of experience serving global industries.
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