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Lina Fasteners is your go-to manufacturer and supplier of top-notch Copper Nickel Bolts, proudly based in Tunis, Tunisia. We’re all about precision in our manufacturing and sticking to international quality standards. Our Copper Nickel Bolts are crafted to deliver high performance and resist corrosion, ensuring they stand the test of time. Designed for durability and accuracy, these bolts perform reliably even in the toughest conditions. Whether it’s marine, offshore, or industrial applications, Lina Fasteners brings together technical know-how, state-of-the-art production facilities, and smooth logistics to cater to a wide range of customer needs around the globe.
Our Copper Nickel Bolts are made from a blend of copper and nickel, typically in 90/10 or 70/30 grades, with a touch of iron and manganese to boost strength and corrosion resistance. This unique mix gives them outstanding resistance to seawater, chloride attacks, and biofouling. On the mechanical side, these bolts boast impressive tensile strength, excellent ductility, and high toughness. They handle thermal fluctuations well, resist stress corrosion cracking, and have low magnetic permeability.
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
|---|---|---|---|---|---|---|
| Copper Nickel | 65.0 min | 1 max | .05 max | 29-33 | 0.4-1.0 | 1 max |
| 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 |
| Grade | Cupro Nickel |
| Specifications | ASTM / ASME SB 151, SB 152 |
| Standards | DIN, ASTM, BS and all International Standards |
| Length | UPTO 5 METERS |
| Size | M4 To M100 | Custom Sizes |
| Form | Nuts, Bolts, Washers, Screw |
| Types | Hex Bolts, Flange Bolts, Hex Head Bolts, Lag Bolts, Square Bolts, Eye Bolts, U Bolts, T Bolts, Counter sunk Bolts, Hex Head Nut, Eye Nut, Dome Nut, Coupling Nut, Square Nut, Acorn Nut, Hex Head Cap Screws, Socket Set Screws, Anchor Screws, Socket Head Screws, Concrete Screws, Shoulder Screws, Threaded Screws, Machine Screws, Machine Washers, Flat Washer, Star Washers, Sealing Washer, Lock Washer 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.
You’ll find Copper Nickel Bolts widely used in marine and offshore settings where seawater corrosion resistance is a must. They’re commonly found in shipbuilding, offshore platforms, seawater piping systems, heat exchangers, and desalination plants. Plus, they’re a favorite in the oil and gas, power generation, and chemical processing industries. Thanks to their durability, non-sparking nature, and resistance to galvanic corrosion, Copper Nickel Bolts are perfect for long-term use in harsh and salty environments.
At Lina Fasteners, we make sure that our Copper Nickel bolts are packed in a way that will not affect their quality and effectiveness. Every bolt is packed in individual protection to avoid damage, rusting or any form of contamination in the course of transportation. Our packaging is safe and secure using robust cartons and we also have the ability to provide customized packaging. Proper labeling and packing also help in easy identification and handling of the products as part of our core values of offering 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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