Home > Duplex Steel > Duplex Steel S31803 Stud Bolts
Operating from the heart of Naypyidaw, Wai Nickel Alloys stands as a dedicated source for high-performance fastening solutions. We take pride in supplying and manufacturing Duplex Steel S31803 Stud Bolts, engineered to meet the rigorous demands of modern industry. Our commitment is to provide components that deliver exceptional strength and reliability, ensuring your projects benefit from the superior qualities of this advanced material, backed by our local expertise and a focus on consistent quality.
The strength of Duplex Steel S31803 lies in its balanced composition, primarily chromium, nickel, molybdenum, and nitrogen. This unique blend gives these stud bolts an excellent combination of high tensile strength and impressive resistance to corrosion, particularly against stress corrosion cracking. They effectively bridge the gap between the properties of austenitic and ferritic steels, resulting in a fastener that is both remarkably tough and durable, capable of withstanding challenging environments without compromising its integrity.
| 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 Wai Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803 Stud Bolts in Naypyidaw, Myanmar, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Myanmar, 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 stud bolts are indispensable in environments where failure is not an option. You will find them securing critical components in offshore oil and gas platforms, within the demanding circuits of chemical processing plants, and in desalination units where saltwater is a constant challenge. Their resilience also makes them a preferred choice for pulp and paper production and in pollution control equipment, providing long-lasting, secure fastening in situations exposed to corrosive chemicals, high pressures, and elevated temperatures.
