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Mazin Fasteners is a reliable manufacturer and supplier of Copper Nickel 90/10 Bolts, proudly based in Muscat, Oman. We cater to the marine and industrial sectors that demand exceptional corrosion resistance and long-lasting reliability. Our company follows strict quality control measures and adheres to internationally recognized standards to guarantee consistent performance. With state-of-the-art manufacturing facilities and a skilled technical team, Mazin Fasteners produces precision-engineered bolts that can withstand harsh environments. Our commitment to material traceability, dimensional accuracy, and timely delivery makes us a go-to partner for offshore, marine, and desalination projects.
Copper Nickel 90/10 Bolts are crafted from an alloy that consists of about 90% copper and 10% nickel, with small amounts of iron and manganese added to boost strength and corrosion resistance. This unique composition provides outstanding resistance to seawater corrosion, biofouling, and stress corrosion cracking. The bolts exhibit good tensile strength, high ductility, and remarkable toughness. Their mechanical properties ensure they maintain dimensional stability, deliver reliable clamping force, and perform consistently under pressure in challenging marine and industrial settings.
| Grade | Cu | Mn | Pb | Ni | Fe | Zn |
| Cupro Nickel 90/10 | 88.6 min | 1.0 max | 0.05 max | 9-11 max | 1.8 max | 1 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Cupro Nickel 90/10 | 0.323 lb/in3 at 68 F | 2260 F | 50000 psi | 20000 psi | 30 % |
| Material | Copper Nickel Bolts |
|---|---|
| Grades | Copper Nickel 90/10 |
| ASTM / ANSI | ASME SB 151/ ASTM B151 |
| Size | M2 – M160 |
| Threads: | BSW, METRIC, UNF, UNC, BSF,or as required |
| Copper Nickel 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 90/10 Bolts find extensive use in environments exposed to seawater and corrosive marine conditions. Common applications include shipbuilding, offshore platforms, desalination plants, seawater piping systems, heat exchangers, and condensers. They are also essential in oil and gas facilities, coastal infrastructure, and marine equipment where durability and corrosion resistance are paramount. These bolts are designed to perform reliably even under continuous exposure to saltwater, humidity, and varying temperatures, making them ideal for safety-critical and long-term fastening applications in marine and industrial settings.
Copper Nickel 90/10 bolts that we sell at Mazin Fasteners are carefully packed so that they can reach the client in the best condition. Every bolt is protected and sealed to ensure that they do not get contaminated or damaged and they are packed in moisture proof containers. Proper labeling also helps in identification and management of the items which are intended to be stored. This ensures that the bolts are not compromised in any way and are ready for use as soon as they get to the client, thus underlining our policy of providing high-quality products and excellent services.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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