Home > Duplex Steel > Duplex Steel S31803 / S32205 Manifold Valves
Ayten Tube Fittings, based in Addis Ababa, Ethiopia, stands out as a leading manufacturer and supplier of high-performance Duplex Steel S31803 / S32205 Manifold Valves. Renowned for their precision engineering, durability, and exceptional resistance to corrosion, these valves are crafted to provide reliable flow control and isolation in demanding industrial environments. Ayten merges cutting-edge manufacturing technology with rigorous quality assurance to create manifold valves that adhere to international standards. Catering to industries like oil and gas, petrochemical, marine, and power generation, Ayten Tube Fittings delivers robust solutions that guarantee efficient, leak-free operation and long-lasting reliability, even in high-pressure and chemically aggressive settings.
Duplex Steel S31803 / S32205 Manifold Valves are made up of 22% chromium, 5–6% nickel, and 3% molybdenum, along with manganese, nitrogen, and iron, resulting in a dual-phase microstructure of ferrite and austenite. This unique composition offers outstanding mechanical properties, boasting a tensile strength of 620–850 MPa and a yield strength of 450–550 MPa. The valves are known for their excellent toughness, fatigue resistance, and remarkable ability to withstand pitting, crevice corrosion, and stress corrosion cracking. These features ensure dependable performance in high-pressure, high-temperature, and corrosive fluid systems, making them perfect for critical industrial applications.
| MATERIAL | DUPLEX |
| VALVES SIZE | 1/8″ – 1″ |
| THREAD | BSPP, NPT, BSPT |
| CONNECTION | FLANGE END, THREADED |
| EQUIVALENT BRANDS | OLIVER VALVES, PARKER, SWAGELOK, HAMLET, ROSE MOUNT, HOKE |
| FUNCTION | 3 WAY, 2 WAY, 5 WAY |
| TYPE | T TYPE, R TYPE, H TYPE |
| BODY SHAPE | RECTANGLE, SQUARE |
| ORIFICE SIZE | 2 MM – 9.5 MM |
| PRESSURE RATING | 3000 PSI, 1500 PSI, 10000 PSI, 6000 PSI, 15,000 PSI |
| MEDIA TEMPERATURE | (-120* C – 500*C ) AS PER PRESSURE RANGE |
| HANDLE | BAR T-HANDLE |
| BODY TYPE | FORGED, BAR STOCK |
| PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Duplex Steel S31803 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Duplex Steel S32205 | 0.05 max | 1.00 max | 1.00 max | 0.030 max | 0.010 max | 24.00 – 26.00 | 3.00 – 4.00 | 6.00 – 8.00 | 0.20 – 0.30 | 57.61 min |
At Ayten Tube Fittings, we are a leading supplier, manufacturer, and exporter of Duplex Steel S31803 / S32205 Manifold Valves in Addis Ababa, Ethiopia. Our state-of-the-art manufacturing facilities are strategically located to ensure we deliver high-quality solutions tailored to your specific needs. With a comprehensive inventory of top-grade duplex steel materials, we are well-equipped to fulfill your requirements promptly. Our commitment to excellence and efficiency guarantees that we consistently maintain available stock, ensuring you have access to the best products in the market when you need them.
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 / S32205 |
Ayten Tube Fittings is a leading supplier and stockist of premium Duplex Steel S31803 / S32205 Manifold Valves in Addis Ababa, Ethiopia. Our valves are widely utilized across various industries, known for their exceptional strength and corrosion resistance. We are committed to delivering outstanding service and ensuring high customer satisfaction. Our advanced manufacturing techniques and quality control measures set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively meeting the diverse needs of our customers.
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Duplex Steel S31803 / S32205 Manifold Valves find extensive use in industries that require precise flow control, high strength, and corrosion resistance. They are frequently utilized in oil and gas pipelines, petrochemical plants, chemical processing units, and marine systems. These valves play a crucial role in connecting and isolating multiple instruments, ensuring accurate pressure measurement and fluid distribution in complex systems. Additionally, Duplex manifold valves are employed in offshore platforms, desalination plants, and power generation facilities, providing leak-free, durable, and efficient operation in high-pressure and aggressive environments.
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