Home > Duplex Steel > Duplex Steel S31803 Stud Bolts
Hakan Nickel Alloys, based in Istanbul, Turkey, is a well-respected manufacturer and supplier of top-notch corrosion-resistant fasteners, including Duplex Steel S31803 Stud Bolts. These stud bolts are crafted to deliver outstanding mechanical strength and withstand tough environments, ensuring dependable performance in critical industrial settings. Produced in accordance with international standards, Hakan Nickel Alloys offers Duplex Steel S31803 Stud Bolts in a variety of sizes and thread configurations, catering to industries such as oil and gas, petrochemical, marine, and offshore engineering.
| Grade | Duplex Steel UNS S31803 / S31803 |
| Specifications | ASTM A 479 ASME SA 479 |
| Dimension | DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Types | Threaded Rod, Class A double ended stud, Tie Rod, Double Ended Stud, Stud Bolts, Bronze Hex Studs, Threaded Studs etc |
| S31803 | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 1.0 | 0.03 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| S31803 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
At Hakan Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803 Stud Bolts 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.
Duplex Steel S31803 Stud Bolts are commonly used in the assembly of pressure vessels, pipelines, heat exchangers, pumps, and offshore platforms, where both corrosion resistance and mechanical integrity are essential. Their exceptional strength and durability make them perfect for environments exposed to seawater, acidic chemicals, and high stress. With a long service life, reduced maintenance needs, and reliable joint integrity, these stud bolts are a trusted option for fastening critical components in challenging industrial environments.
