Duplex Steel S31803 / S32205 Manifold Valves
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Rudra Tubefittings, located in Kolkata, India, has made a name for itself as a top-notch manufacturer and supplier of Duplex Steel S31803 / S32205 Manifold Valves. These valves are celebrated for their precision engineering and sturdy construction, crafted to deliver peak performance even in the toughest industrial settings. The company prides itself on maintaining strict quality standards, utilizing cutting-edge manufacturing techniques to create manifold valves that are not only durable but also resistant to corrosion and highly reliable. Catering to industries like chemical, oil and gas, and power, Rudra Tubefittings has earned a solid reputation for providing products that adhere to international standards, all while offering exceptional service and tailored solutions for intricate piping systems.
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The Duplex Steel S31803 / S32205 Manifold Valves are made from a well-balanced blend of austenitic and ferritic stainless steel, which enhances their strength and resistance to corrosion. With a high content of chromium, molybdenum, and nitrogen, these valves are designed to withstand stress corrosion cracking, pitting, and crevice corrosion. They boast impressive mechanical properties, including high tensile and yield strength, outstanding toughness, and resistance to fatigue. Thanks to their duplex structure, they perform reliably under high pressure and temperature, making them perfect for demanding industrial applications.
Duplex Steel S31803 / S32205 Manifold Valves Specifications
| 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 |
Duplex Steel S31803 / S32205 Manifold Valves Chemical Composition
| 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 |
Top Duplex Steel S31803 / S32205 Manifold Valves Manufacturing Company in Kolkata
At Rudra Tube Fittings, we are a leading supplier, manufacturer, and exporter of Duplex Steel S31803 / S32205 Manifold Valves in Kolkata, Kolkata. 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.
Types of Duplex Steel S31803 / S32205 Manifold Valves






Duplex Steel S31803 / S32205 Manifold Valves Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 / S32205 |
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Largest Manufacturer and Supplier of Duplex Steel S31803 / S32205 Manifold Valves in Kolkata, Kolkata
Rudra Tube Fittings is a leading supplier and stockist of premium Duplex Steel S31803 / S32205 Manifold Valves in Kolkata, Kolkata. 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.
Contact us to get a quick quote for your requirement.
We offer These Products as per DIN, ISO, JIS or ANSI Standard.
Duplex Steel S31803 / S32205 Manifold Valves Uses
These valves are widely utilized in sectors that require strong and corrosion-resistant solutions. They play a crucial role in chemical processing, oil and gas, petrochemical, and power plants, where they help control and direct the flow of liquids and gases. Their exceptional durability and resistance to harsh environments make them ideal for seawater applications, offshore platforms, and industrial pipelines. Moreover, they are essential in instrumentation systems, hydraulic controls, and high-pressure processes, ensuring precise flow regulation and operational safety. With their long service life and reduced maintenance needs, these valves are a smart choice for any industrial operation.



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