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Hamad Fasteners, based in Riyadh, Saudi Arabia, is a reliable manufacturer and supplier of high-performance industrial fasteners designed for tough, corrosive, and marine environments. Our Copper Nickel 70/30 Nuts are crafted to withstand seawater corrosion, erosion, and biofouling, making them perfect for marine engineering, offshore platforms, and desalination systems. Built to meet international standards, these nuts guarantee dependable, long-lasting fastening in both submerged and chemically challenging situations.
These Copper Nickel 70/30 Nuts consist of about 70% copper and 30% nickel, with a touch of iron and manganese to enhance their strength and corrosion resistance. They excel in resisting saltwater, brine, and high-velocity fluids, all while maintaining impressive mechanical strength, with tensile values typically between 400 and 500 MPa. This alloy also boasts good thermal stability and strong resistance to stress corrosion cracking and impingement attack in turbulent waters, making it a great choice for demanding marine operations.
| 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 |
|
Material |
Specification |
Standards |
Size |
|
Cupro Nickel
|
ASTM
|
ASTM B151, B152 |
M10 to M100
|
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.
You’ll find Copper Nickel 70/30 Nuts commonly used in seawater cooling systems, shipbuilding, offshore oil platforms, heat exchangers, and condenser systems. These nuts are perfect for securing components that face saltwater, temperature fluctuations, and chemical-rich environments. Their robust resistance to marine biofouling and corrosion ensures a long service life with minimal upkeep. For critical maritime, coastal, or desalination projects, Copper Nickel 70/30 fasteners deliver reliable performance even in the toughest conditions.
Our Copper Nickel 70/30 Nuts at Hamad Fasteners are packed in a manner that they reach the clients in the best condition possible. Every nut is covered and placed in hard-wearing, moisture-proof packets to avoid spoilage and harm. Proper labeling enhances identification and management of the items. The nuts are packed carefully to ensure that they retain their high quality and are ready for consumption, thus showcasing our company’s dedication to providing high-quality products and excellent customer care.
Hamad Fasteners is one of the Industrial suppliers and manufacturers of quality fasteners in Riyadh, Saudi Arabia, that has spent more than 12 years serving various industries.
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