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Ashraf Nickel Alloys is a well-respected manufacturer and supplier of top-notch Copper Nickel Screws based in Riyadh, Saudi Arabia. They provide reliable fastening solutions tailored for demanding industrial sectors. These screws are highly regarded for their outstanding resistance to seawater corrosion, impressive durability, and superior mechanical strength, making them perfect for applications in marine engineering, offshore structures, oil and gas plants, and the chemical industry. Ashraf Nickel Alloys is committed to precision manufacturing that meets international standards, offering Copper Nickel Screws in a variety of sizes, grades, and specifications to cater to diverse project needs while ensuring consistent quality and timely delivery.
Copper Nickel Screws are primarily made of copper, alloyed with 10% to 30% nickel, and include controlled amounts of iron and manganese to boost strength and corrosion resistance. This unique composition grants them exceptional durability against seawater, biofouling, and stress corrosion cracking. Mechanically, they boast high tensile strength, good hardness, and excellent ductility, allowing them to endure high-pressure and high-temperature environments. Their toughness and wear resistance guarantee long-lasting performance, making them reliable fasteners in harsh and corrosive settings where dependability is crucial.
| 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 |
| 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 |
At Ashraf Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Coper Nickel Screw in Riyadh, Saudi Arabia, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Saudi Arabia, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
These Copper Nickel Screws find extensive use in applications that demand secure fastening in marine and corrosive conditions. They’re commonly utilized in shipbuilding, desalination plants, offshore platforms, and seawater piping systems due to their impressive resistance to saltwater and erosion. In the oil and gas industry, they play a vital role in heat exchangers, refinery systems, and pipelines. Additionally, power generation and chemical sectors depend on them for fastening equipment that faces high temperatures and corrosive substances. Their durability, corrosion resistance, and ability to perform under extreme conditions make Copper Nickel Screws an essential choice across various industries.
