Home > Super Duplex Steel > Super Duplex Steel Stud Bolts
Al Vishwas Nickel Alloys is a reliable manufacturer and supplier of high-performance Super Duplex Steel Stud Bolts in Dubai, UAE. Recognized for offering products that bring together strength, durability, and outstanding corrosion resistance, the company serves a broad spectrum of challenging industrial sectors. Their Super Duplex Steel Stud Bolts are made using advanced technology and rigorous quality standards to guarantee steady performance even in harsh conditions. With an emphasis on customer satisfaction, on-time delivery, and dependable service, Al Vishwas Nickel Alloys has built a strong reputation both at home and abroad. They continue to offer trustworthy fastening solutions designed to meet modern engineering requirements.
Super Duplex Steel Stud Bolts are produced with a well-proportioned blend of chromium, nickel, molybdenum, and nitrogen, which collectively boost strength along with resistance to corrosion and stress cracking. The material provides a dual-phase microstructure that enhances toughness and delivers steady performance under high-pressure and high-temperature conditions. These stud bolts show outstanding tensile strength, solid impact resistance, and dependable hardness, which makes them well-suited for demanding environments. Their mechanical properties enable them to sustain long-term performance in seawater, chemical processing, and other corrosive atmospheres.
| Specification | ASTM F593, F594, F1554 / ASME SF593, F594, F1554 |
| Standard | DIN : DIN 934, DIN 931, DIN 970, DIN 933 UTS : UNEF, NPT, UNC, UNS, UNF, NPTF ISO : JIS standards, ISO 4033, ISO 4032, ANSI – American National Standards Institute ASME B18.5 ANSI B 28.2.4 1M as per defined in ASME B16.5 standard Monel Monel® Alloy 400 Stud nuts length ANSI B 18.2.4 2M as per defined in ASME B18.2.2 Monel Alloy 400 Hex nuts |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Length | 3 mm to 200 mm | Custom Sizes |
| Dimensions | DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3 |
| Form | Hex, Threading, Square, Round as per Gauge Etc. |
| Threads | Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically |
| Threads available | UNF, BSW, BSF, METRIC, UNC, or as required |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Certification | Dual Certified As per ASTM & ASME Codes |
| Test Certificate | As per EN 10204 / 3.1 Manufacturer Test Certificate, PED 97/23/EC Certified, Merkblatt AD 2000 W2 Certified |
| Raw materials Source | JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin,etc. |
| Packing | IN BULK: canton, pallet, Small Boxs / carton / pallet, or customer request |
| Surface Coating | Cadmium Coating Hot Dipped Galvanizing Coating Ptfe Coated Nickel Alloy 200 Fasteners Phosphate Coating Teflon Coating Xylon Coating Zinc Coating |
| Grade | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| Super Duplex Steel Stud Bolts | 0.030 max | 0.24 – 0.32 | 0.035 max | 0.80 max | 1.20 ma | 3.0 – 5.0 | – | 24.0 – 26.0 | 0.020 max | 6.00 – 8.00 |
| Grade | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| Super Duplex Steel Stud Bolts | 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
At Al Vishwas Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Super Duplex Steel Stud Bolts in Dubai, UAE, delivering advanced solutions for every one of your piping requirements. Our modern manufacturing facilities are strategically situated in the UAE, enabling us to keep an extensive stock of more than 16,000 tons of top-quality materials on hand and ready for immediate supply. We are committed to providing outstanding products and services, guaranteeing dependability and excellence for our worldwide customers.
Reach out to us for a fast quote tailored to your needs.
Super Duplex Steel Stud Bolts find extensive application in sectors that demand a mix of durability, resistance to corrosion, and enduring reliability. Thanks to their capacity to withstand pitting and crevice corrosion, they are frequently fitted in offshore platforms, subsea equipment, chemical processing units, and desalination plants. These stud bolts likewise deliver outstanding results in heat exchangers, pressure vessels, pumps, and valves. Because they are so hard-wearing, they suit marine engineering, oil and gas projects, and high-stress structural assemblies. In short, they offer trustworthy fastening in demanding conditions, enabling industries to uphold safety, reliability, and operational efficiency.
