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Mazin Fasteners is a reliable manufacturer and supplier of Copper Nickel 90/10 Stud Bolts, proudly based in Muscat, Oman. They specialize in providing corrosion-resistant fastening solutions tailored for the tough demands of marine and industrial settings. The company adheres to strict quality control measures and internationally recognized standards, ensuring that their products deliver consistent performance and a long lifespan. With state-of-the-art manufacturing facilities and a skilled technical team, Mazin Fasteners crafts stud bolts designed to withstand harsh operating conditions. Their dedication to material traceability, precise dimensions, and timely delivery makes them a go-to supplier for offshore, marine, and desalination projects.
Copper Nickel 90/10 Stud Bolts are crafted from an alloy that consists of about 90% copper and 10% nickel, with small amounts of iron and manganese added to enhance strength and corrosion resistance. This unique alloy offers outstanding protection against seawater corrosion, biofouling, and stress corrosion cracking. The stud bolts boast impressive tensile strength, high ductility, and remarkable toughness. Their mechanical properties guarantee dimensional stability, dependable load-bearing capacity, and consistent performance even under pressure and in challenging environmental conditions.
| 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 % |
| Specifications | ASTM B151 / ASME SB151 |
| Standard | DIN, ISO ,JIS ,GB, IS, BS, ASTM and all International Standards |
| Size | M3 – M100 | 3/6″ – 4″ | Custom Sizes |
| Length | 3 mm – 200 mm | Custom Sizes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Threads available | UNF, BSW, BSF, METRIC, UNC, or as required |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Head | Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc. |
| Neck type | Hex, Square, Triangular, Oval & Knurled etc. |
| Surface Treatment | Passivation /plain |
| Others Factor | OEM, ODM, ±0.03MM tolerance |
| Manufacturing Process | Wire Drawing, Cold Heading, Insert tapping, Heat Treatment, Surface Plating, Inspection, Packing. |
| Packing | IN BULK: carton, pallet, Small Boxes or customer request |
| Surface Coating | Black Oxide, Cadmium, Galvanized, Teflon, Xylan, Zinc, Others Upon Request |
| Test Certificate | As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merk blatt AD 2000 W2 Certified |
| Certification | Dual Certified As per ASTM & ASME Codes |
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 Stud Bolts find extensive use in environments where they are 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 widely utilized in oil and gas facilities, coastal infrastructure, and marine equipment where long-lasting corrosion resistance is crucial. These stud bolts are designed to perform reliably under constant exposure to saltwater, humidity, and varying temperatures, making them ideal for critical and safety-sensitive marine and industrial applications.
Our Stud Bolts Copper Nickel 90/10 at Mazin Fasteners are packed in a way that retains their quality. Stud bolts are protected and packed individually in moisture proof containers to avoid any harm or contamination to the bolts. Proper labeling makes identification and handling to be easy since anyone can identify the product just by looking at the label. The packaging process ensures that the stud bolts are properly packed to ensure that they are not damaged during transport and are ready for use as soon as they get to the end user, thus our promise of quality product and excellent customer service.
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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