Home > Duplex Steel > Duplex Steel S32205 Pipe Fittings
From the heart of Kinshasa, Okoye Nickel Alloys stands as a trusted source for high-performance industrial materials, specializing in the supply and manufacture of Duplex Steel S32205 pipe fittings. We understand the critical demands of modern industry, which is why we provide fittings that offer a superior balance of strength and corrosion resistance. Our commitment is to deliver reliable solutions that ensure the longevity and integrity of piping systems across Congo and beyond, supporting projects that require nothing less than exceptional durability.
These particular fittings are crafted from a duplex stainless steel with a carefully balanced composition of chromium, nickel, molybdenum, and nitrogen. This specific blend gives the material its notable mechanical advantages, including a very high strength—often double that of standard austenitic steels—along with impressive toughness. This combination means the fittings can withstand significant pressure and stress, making them a robust choice for demanding environments where failure is not an option.
| Standard | ASTM A790 / ASME SA790 UNS S31803, S32205, S32550, S32750, S32760 |
| Materials | ASTM A815 – UNS S32205 |
| Size | 1/2″NB TO 12 “NB IN |
| Seamless Pipes & Tubes Sizes | 1/2” NB – 8” NB |
| Welded Pipes & Tubes Sizes | 6” NB – 24” NB |
| Thickness | 0.5-45mm |
| Outer Diameter | 6.0-630mm |
| Dimensions | OD(6.0-630)*WT(0.5-45)mm |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80 |
| Type | Welded / Fabricated / Seamless |
| Length | Single Random, Double Random & Cut Length. |
| Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe | |
| MIN | 4.5 | 22.0 | 3.0 | – | – | – | 0.14 | – | – | – |
| MAX | 6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 | Balance |
S32205 | 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 S32205 Pipe 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.
Contact us to get a quick quote for your requirement.
The exceptional properties of Duplex Steel S32205 pipe fittings make them ideal for challenging environments. You will commonly find them in the offshore oil and gas industry, where they resist corrosion from seawater, and in chemical processing plants handling aggressive acids and chlorides. They are also essential in pulp and paper production, desalination facilities, and even in high-traffic industrial plumbing systems. Essentially, they are the go-to choice for any application where standard stainless steels would succumb to corrosion or stress cracking.
