Home > Duplex Steel > Duplex Steel S31803 Tube Fittings
Okoye Nickel Alloys stands as a cornerstone for industrial progress in Kinshasa, providing essential materials that power the region’s growth. Our commitment is evident in the supply of Duplex Steel S31803 Tube Fittings, which are engineered to withstand the most demanding environments. We understand that the heart of any robust system lies in its connections, and our focus is on delivering fittings that offer unparalleled reliability and longevity to the industries that shape our community and drive our nation’s economy forward.
These S31803 fittings are crafted from a unique dual-phase microstructure, blending austenitic and ferritic steels, which grants them their remarkable strength. The composition includes a careful balance of chromium, nickel, molybdenum, and nitrogen. This synergy results in excellent mechanical properties, including a high tensile strength and outstanding resistance to stress corrosion cracking. They are significantly stronger than standard stainless steels, offering a level of durability that ensures they perform reliably under high-pressure conditions without compromising their structural integrity.
| 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 Okoye Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803Tube Fittings in Kinshasa, Congo, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Congo, 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.
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The robust nature of these Duplex Steel fittings makes them indispensable across a wide spectrum of critical applications. They are the preferred choice for complex oil and gas extraction projects, handling corrosive fluids both onshore and offshore. You’ll also find them ensuring safety and efficiency in chemical processing plants, desalination units turning seawater into fresh water, and within the intricate piping systems of power generation facilities. Their ability to resist pitting and erosion makes them perfect for any situation where both strength and corrosion resistance are non-negotiable.
