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Puri Fasteners stands out as a top manufacturer and supplier in Chennai, focusing on high-quality **Copper Nickel 90/10 Fasteners** designed to tackle the tough demands of marine and industrial settings. With a keen emphasis on precision, durability, and compliance with global quality standards, the company offers fasteners renowned for their outstanding corrosion resistance and long-lasting performance. Puri Fasteners caters to various industries, including shipbuilding, desalination, chemical processing, and offshore engineering, providing dependable fastening solutions for challenging and corrosive environments. Their dedication to innovation, customer satisfaction, and timely delivery has made them a trusted name in Copper Nickel 90/10 fastening products.
Copper Nickel 90/10 Fasteners are made up of **90% copper and 10% nickel**, with a touch of iron and manganese added to enhance strength and resistance to corrosion and erosion. This alloy boasts impressive mechanical properties, featuring moderate tensile strength, good ductility, and remarkable resistance to seawater and stress corrosion cracking. The material remains stable across a range of temperatures and delivers reliable performance in both static and dynamic situations. These characteristics make Copper Nickel 90/10 Fasteners perfect for environments that demand durability, resistance to biofouling, and long-term mechanical integrity.
| 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 | DIN, ISO ,JIS ,GB, IS, BS, ASTM |
| Standard | ASTM / ASME SB 160 / 164 / 425 / 166 / 446 / 574 / 472 |
| Size | M0.2 to M33 | 3/6″ to 2″ | Custom Sizes |
| Length | 3 mm to 200 mm | Custom Sizes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| 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 |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Test Certificate | As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Raw materials Source | JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc. |
| Packing | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Surface Coating | Cadmium Coating Hot Dipped Galvanizing Coating Ptfe Coated Phosphate Coating Teflon Coating Xylon Coating Zinc Coating |
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 Fasteners find their place in a variety of applications where top-notch corrosion resistance and durability are crucial. They are heavily utilized in the **marine and offshore industries** for seawater piping, heat exchangers, shipbuilding, and desalination plants, thanks to their ability to resist biofouling and seawater corrosion. In the **chemical and petrochemical industries**, these fasteners are essential for equipment that faces acidic environments, ensuring reliability and longevity in demanding conditions.
Our Copper Nickel 90/10 fasteners at Puri Fasteners are packed to ensure that they do not lose their quality. Every fastener is covered and packed in a strong and moisture proof packet to ensure that they are not damaged or contaminated. Proper labeling helps in identification and sorting since it enables one to know what is where and how to manage it. Our packaging method is very keen in a way that the fasteners are delivered in perfect condition and are usable immediately to show our quality products and excellent customer relations.
Puri Fasteners is a leading manufacturer and supplier of high-quality fasteners in Chennai, India, with over 8 years of experience serving global industries.
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