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Paul Tube Fittings is a reliable supplier and manufacturer of top-quality Super Duplex Manifold Valves in Houston, USA. We are known for engineering ingenuity and accuracy, with expertise in the production of hard-wearing and corrosion-resistant valve solutions to the highest standards of industry. With a passion for quality, prompt delivery, and customer satisfaction, Paul Tube Fittings supplies to a variety of industries including petrochemicals, oil & gas, and power generation. Our Super Duplex Manifold Valves are engineered for severe applications, providing superior performance in extreme environments and maximum reliability and safety in fluid and gas control systems.
Super Duplex Manifold Valves usually consist of a balanced combination of austenite and ferrite phases with around 24–26% chromium, 6–8% nickel, 3–5% molybdenum, and addition of nitrogen. This composition provides enhanced corrosion resistance, particularly against pitting and stress corrosion cracking. Mechanically, Super Duplex alloys have high tensile strength (700–900 MPa), good yield strength (≥450 MPa), and ductility and impact toughness. These characteristics provide reliable performance under high pressure and temperature conditions and hence are suitable for high-pressure and high-temperature critical and corrosive fluid system applications.
| MATERIAL | SUPER DUPLEX, 254 SMO |
| THREAD | NPT, BSPP, BSPT |
| VALVE SIZE | 1/8″ TO 1″ |
| CONNECTION | THREADED, FLANGE END |
| FUNCTION | 2 WAY, 3 WAY, 5 WAY |
| PRESSURE RATING | 1500 PSI, 3000 PSI, 6000 PSI, 10000 PSI, 15,000 PSI |
| TYPE | R TYPE, T TYPE, H TYPE |
| EQUIVALENT BRANDS | PARKER, SWAGELOK, ROSE MOUNT, HAMLET, OLIVER VALVES, HOKE |
| BODY SHAPE | SQUARE, RECTANGLE |
| MEDIA TEMPERATURE | (-120* C TO 500*C ) RANGE AS PER PRESSURE |
| BODY TYPE | BAR STOCK, FORGED |
| ORIFICE SIZE | 2 MM TO 9.5 MM |
| HANDLE | BAR T-HANDLE |
| PACKING DETAILS | BOX PACKING, WOODEN PALLET |
| Grade | Mn | C | P | Si | Cr | S | Mo | N | Ni | Fe |
| S32760 | 1.00 max | 0.05 max | 0.030 max | 1.00 max | 24.00 – 26.00 | 0.010 max | 3.00 – 4.00 | 0.20 – 0.30 | 6.00 – 8.00 | 57.61 min |
| S32750 | 1.20 max | 0.030 max | 0.035 max | 0.80 max | 24.00 – 26.00 | 0.020 max | 3.00 – 5.00 | 0.24 – 0.32 | 6.00 – 8.00 | 58.095 min |
| Grade | Melting Point | Yield Strength (0.2%Offset) | Density | Tensile Strength | Elongation |
| S32750 / S32760 | 1350 °C (2460 °F) | Psi – 80000, MPa – 550 | 7.8 g/cm3 | Psi – 116000, MPa – 800 | 15 % |
At Paul Tube Fittings, we are the leading supplier, manufacturer, and exporter of Super Duplex Steel Manifold Valves in Houston, USA. Our state-of-the-art manufacturing facilities, strategically situated in the USA, enable us to deliver high-quality solutions that meet your specific requirements. With a robust inventory of top-grade super duplex steel materials, we are well-equipped to fulfill your needs promptly. Our unwavering commitment to excellence and efficiency ensures that we consistently maintain stock availability to support your demands effectively.
| STANDARD | WERKSTOFF NR. | UNS |
| Super Duplex 2507 | 1.4410 | S32750 / S32760 |
Paul Tube Fittings is a prominent supplier and stockist of premium Super Duplex Steel Manifold Valves in Houston, USA. Our products are extensively used across various industries, and we are committed to delivering exceptional service and ensuring high customer satisfaction. Our unique manufacturing processes and finishing techniques distinguish us in the metal industry. We are dedicated to consistently providing top-quality valves while effectively addressing the diverse needs of our customers, ensuring reliability and performance in every application.
Contact us to get a quick quote for your requirement.
Super Duplex Manifold Valves find wide applications in industries requiring high mechanical strength and corrosion resistance. Typical uses are in offshore and onshore oil & gas platforms, subsea hardware, chemical processing facilities, desalination plants, and seawater environments. Their higher performance in operating with hostile fluids renders them appropriate for high-temperature and high-pressure, as well as corrosive operating conditions. These valves are effective in fluid flow control to maintain operational safety and efficiency in sophisticated piping systems. Besides this, their resistance to chloride corrosion renders them suitable for application in brine and saline services, which adds value in important and demanding engineering systems.
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