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Mazin Fasteners is a trusted manufacturer and supplier of Copper Nickel Screws located in Muscat, Oman. They specialize in providing corrosion-resistant fastening solutions tailored for marine and industrial settings. The company adheres to rigorous quality control measures and internationally recognized manufacturing standards to guarantee durability and precision. With state-of-the-art production facilities and a skilled technical team, Mazin Fasteners produces screws that are built to last in tough environments. Their commitment to material traceability, dimensional accuracy, and timely delivery has made them a go-to supplier for the offshore, marine, and desalination sectors.
Copper Nickel Screws are crafted from copper-nickel alloys, usually Cu-Ni 90/10 or 70/30, with carefully controlled amounts of iron and manganese to boost strength and corrosion resistance. This specific alloy composition offers remarkable protection against seawater corrosion, biofouling, and stress corrosion cracking. The screws exhibit good tensile strength, high ductility, and impressive toughness. Their mechanical properties ensure they maintain dimensional stability, reliable holding strength, and consistent performance even under pressure and in harsh environmental conditions.
| 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 |
| Specifications | ASTM / ASME SB 61 / 62 / 151 / 152 |
| Dimensions | ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings |
| Size | 1/2” to 12″ |
| Standards | ASTM, ASME Washer, ANSI Washer, DIN Washer, EN Washer, BS Washer etc |
| Grade | Copper & Copper Nickel Nickel 90/10 (C70600 ), Cupro Nickel 70/30 (C71500), UNS C71640 |
| Class | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS DIN |
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 Screws find extensive use in environments that are exposed to seawater and corrosive marine conditions. They are commonly utilized in shipbuilding, offshore platforms, desalination plants, seawater piping systems, heat exchangers, and condensers. Additionally, these screws are essential in oil and gas facilities, coastal infrastructure, and marine equipment where long-lasting corrosion resistance is crucial. They perform consistently well under continuous exposure to saltwater, humidity, and fluctuating temperatures. Their durability and resistance to harsh environments make them ideal for critical and safety-sensitive fastening applications in both marine and industrial settings.
Copper Nickel screws at Mazin Fasteners are packed carefully so that their quality is not compromised in any way. Every screw is packed in a protective material to avoid any form of damage, rusting, or contamination during transportation. Our packaging material is a durable carton and we provide packaging services to suit your particular needs. The products are well packed and labeled to ensure easy identification and handling to show our commitment in providing quality products in good condition.
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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