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Hakan Nickel Alloys, based in Istanbul, Turkey, stands out as a top manufacturer and supplier of high-quality Super Duplex Steel Screws. These screws are specifically designed for industries that demand exceptional strength, corrosion resistance, and long-lasting reliability. Crafted with precision and adhering to international standards, they undergo rigorous quality control to ensure they deliver secure and durable fastening solutions for critical industrial and engineering applications. Hakan Nickel Alloys caters to various sectors, including chemical, petrochemical, oil and gas, marine, and industrial fields. Thanks to their robust construction, these screws perform excellently even in harsh environments, making them perfect for applications where operational safety, mechanical integrity, and enduring reliability are a must.
Super Duplex Steel Screws are made from high-alloy stainless steel, which includes chromium, nickel, molybdenum, and nitrogen, giving them superior corrosion resistance and mechanical strength. They boast impressive tensile and yield strength, high toughness, and remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. These screws maintain their structural integrity under high pressure, elevated temperatures, and exposure to aggressive chemicals. With their exceptional durability, load-bearing capacity, and precise dimensions, Super Duplex Steel Screws are ideal for critical industrial and engineering applications that require reliable, long-term performance and secure fastening in demanding conditions.
| Standard | DIN, ASTM, BS and all International Standards |
| Specifications | ASTM A479 & ASME SA479 |
| Length | 3 to 200 MM |
| Super Duplex Steel 2207 Machine Screws Size | M1.6 To M12 |
| Phosphorus | Sulphur | Silicon | Carbon | Manganese | Nickel | Molybdenum | Nitrogen | Copper | Chromium |
|---|---|---|---|---|---|---|---|---|---|
| 0.035 % max | 0.02 % max | 0.80 % max | 0.03% Max | 1.20 % max | 6.00 – 8.00 % | 3.00 – 5.00 % | 0.24 – 0.32 % | 0.50 % max | 24.0 – 26.0 % |
| Material Product | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) | Hardness Rockwell C (HR C) |
| Super Duplex Steel Screw | 760 | 550 | 15 | 32 Max |
At Hakan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Super Duplex Steel Screws in Istanbul, Turkey, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Turkey, 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.
In the chemical and petrochemical industries, Super Duplex Steel Screws are commonly used for assembling pipelines, reactors, and process equipment that come into contact with corrosive media. In the oil and gas sector, they find applications in offshore platforms, subsea systems, and high-pressure pipelines, where strength and corrosion resistance are vital. The marine industry also relies on them for shipbuilding, seawater piping, and desalination plants.
