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Mazin Fasteners is a trusted manufacturer and supplier of Copper Nickel Washers located in Muscat, Oman. They specialize in providing corrosion-resistant fastening components designed for the tough demands of marine and industrial settings. The company adheres to strict quality control measures and internationally recognized standards to guarantee consistent performance and durability. With state-of-the-art manufacturing facilities and a team of skilled professionals, Mazin Fasteners produces washers that boast precise dimensions and a superior surface finish. Their dedication to material traceability, timely delivery, and customer satisfaction has made them a go-to supplier for offshore, marine, and desalination projects.
Copper Nickel Washers are crafted from copper-nickel alloys, typically 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 resistance to seawater corrosion, biofouling, and stress corrosion cracking. The washers display impressive tensile strength, high ductility, and outstanding toughness. Their mechanical properties ensure effective load distribution, dimensional stability, and resistance to deformation when subjected to tightening and service loads in challenging environments.
| 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 Washers find extensive use in environments exposed to seawater and harsh marine conditions. They are commonly utilized in shipbuilding, offshore platforms, desalination plants, seawater piping systems, heat exchangers, and condensers. Additionally, these washers are essential in oil and gas facilities, coastal infrastructure, and marine equipment where long-lasting corrosion resistance is vital. They help evenly distribute loads, protect mating surfaces, and enhance joint integrity. Thanks to their durability and ability to withstand tough conditions, these washers are ideal for critical and safety-sensitive fastening applications in both marine and industrial settings.
Copper Nickel washers at Mazin Fasteners are packed carefully to retain the quality of the product that we provide. To ensure that each washer is not damaged or corroded, or contaminated in any way during transport, they are packed separately and covered with protective materials. We employ the use of hard-wearing cartons and ensure that we meet your packaging requirements as desired. Proper labeling and packing helps in easy identification and handling of products, which is a testimony to our promise of 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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