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Adarsh Nickel Alloys is a reliable manufacturer and supplier of Super Duplex Steel Screws in Delhi, offering fastening solutions designed for extreme operating conditions. These screws are manufactured using high-quality super duplex stainless steel to deliver exceptional strength, corrosion resistance, and long-term reliability. Adarsh Nickel Alloys follows strict quality standards and precision manufacturing processes to ensure accurate threading and consistent performance. Super Duplex Steel Screws supplied by the company are trusted for their durability, excellent load-bearing capacity, and dependable performance in harsh industrial and marine environments.
Super Duplex Steel Screws are made from alloys containing high chromium, nickel, molybdenum, and nitrogen, forming a balanced duplex microstructure. This composition provides outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. Mechanically, the material offers very high tensile and yield strength, excellent fatigue resistance, and good ductility. These properties allow the screws to maintain clamping force and structural integrity under high stress, pressure, and corrosive 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 Adarsh Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Super Duplex Steel Screws in Delhi, India, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the India, 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.
Super Duplex Steel Screws from Adarsh Nickel Alloys are widely used in oil and gas, offshore platforms, and marine construction where extreme strength and corrosion resistance are required. They are ideal for pressure vessels, pipelines, and structural assemblies. These screws are also applied in chemical processing plants, desalination units, power generation facilities, and water treatment systems. Their ability to perform reliably under high loads, aggressive chemicals, and seawater exposure makes them suitable for safety-critical and long-lasting fastening applications.
