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Rinku Fasteners, a reputable manufacturer and supplier based in Kolkata, India, proudly presents its high-quality Copper Nickel 90/10 Bolts, crafted for exceptional performance in both marine and industrial settings. These bolts are precision-engineered to meet international quality standards, ensuring they deliver outstanding corrosion resistance, strength, and durability. Perfect for environments where seawater, brine, or chemical exposure is a concern, Copper Nickel 90/10 Bolts from Rinku Fasteners provide reliable fastening solutions that blend mechanical stability with long-lasting corrosion resistance. They are the go-to choice for marine engineering, desalination plants, power generation, and chemical industries, making them ideal for demanding and critical fastening needs.
Copper Nickel 90/10 Bolts are made up of around 90% copper and 10% nickel, with trace amounts of iron and manganese added to boost their strength and corrosion resistance. This unique composition gives them remarkable resistance to seawater, brackish water, and chemical corrosion. On the mechanical side, these bolts exhibit high tensile strength, good ductility, and impressive toughness, even when faced with fluctuating temperatures. Their well-balanced properties make them perfect for high-stress and high-corrosion environments. Copper Nickel 90/10 Bolts maintain their shape, resist biofouling, and ensure reliable long-term performance in challenging marine and industrial applications.
| 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 their place in various industries that demand durable and corrosion-resistant fastening solutions. They are commonly used in shipbuilding, offshore platforms, seawater piping systems, and desalination plants, thanks to their excellent resistance to seawater corrosion and biofouling. Additionally, these bolts are utilized in chemical processing equipment, heat exchangers, and condensers, making them a versatile choice for a range of applications.
Copper Nickel 90/10 bolts that we sell at Rinku 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.
Rinku Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kolkata, India, with over 8 years of experience serving global industries.
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