Home > Duplex Steel > Duplex Steel S31803 Tube Fittings
Elvis Nickel Alloys, a well-known manufacturer and supplier located in Houston, USA, specializes in top-quality Duplex Steel S31803 Tube Fittings. These fittings are crafted for critical applications that demand outstanding corrosion resistance and robust mechanical strength. Made from nitrogen-enhanced Duplex Stainless Steel UNS S31803, they feature a unique dual-phase microstructure (ferritic-austenitic) that excels in resisting pitting, crevice corrosion, and chloride stress corrosion cracking. You can find them in various types, including compression fittings, bulkhead unions, elbows, and tees, all meeting international standards like ASTM A479 and ASME SA182, making them perfect for the oil & gas, chemical, and marine industries.
Duplex Steel S31803 tube fittings offer exceptional strength, high resistance to corrosion, and excellent durability, making them ideal for demanding environments. They combine the benefits of both ferritic and austenitic stainless steels, providing superior tensile strength and resistance to stress corrosion cracking. These fittings are also cost-effective compared to other high-alloy materials and exhibit good weldability. Their robust properties ensure reliable performance in industries such as petrochemical, marine, and construction.
| ASTM A815 WPS S31803 Pipe Fittings Standard Dimensions | ASME/ ANSI B16.9, ASME B16.28, MSS-SP-43, BS1560, BS4504, BS10 ASME 16.11, MSS SP-79, 83, 95, 97, BS 3799 |
|---|---|
| Specifications | ASTM A815 / ASME SA815 |
| Duplex Steel S31803 Elbow | Angle : 22.5 deg, 30deg, 45 deg, 90 deg, 180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D, 4D, 5D, 6D, 7D-40D. Standard: ASME B16.9, ASME B16.28, ASME B16.25, MSS SP-75 DIN2605 JISB2311 JISB2312 JISB2313, BS, GB, ISO |
| A815 WPS S31803 Pipe Fittings Thickness | SCH10, SCH20, SCH30, STD SCH40, SCH60, XS, SCH 80, SCH 100, SCH 120, SCH 140, SCH 160, XXS available with NACE MR 01-75 |
| ASTM A815 WPS 31803 Pipe fittings Thread | NPT, BSPT, BSPP |
| Duplex Steel S31803 Forged Fittings Types | Seamless / Welded / ERW / Fabricated UNS S31803 DSS Pipe Fittings |
| 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 |
| 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 Elvis Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803Tube Fittings in Texas, USA, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the USA, 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 tube fittings are widely used in various industries due to their excellent strength and corrosion resistance. They are ideal for applications in the petrochemical industry, marine environments, and chemical processing, where durability and reliability are crucial. These fittings are also employed in offshore platforms, pulp and paper industries, and power generation. Their resistance to stress corrosion cracking and high mechanical properties make them suitable for handling high-pressure and high-temperature conditions.