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Paul Tube Fittings stands out as a top-notch manufacturer and supplier of high-quality Duplex Manifold Valves right in Houston, USA. With a wealth of industry experience under their belt, this company has built a solid reputation for providing durable and reliable valve solutions that are perfectly suited for tough industrial settings. Their Duplex Manifold Valves are specifically designed to endure extreme conditions, boasting impressive corrosion resistance, mechanical strength, and operational efficiency. Committed to precision manufacturing, Paul Tube Fittings follows international quality standards, ensuring that every product meets the diverse needs of clients across various sectors, including oil and gas, petrochemicals, marine, and power generation.
These Duplex Manifold Valves are crafted from a well-balanced mix of austenitic and ferritic stainless steel, typically UNS S31803 or S32205. This dual-phase design significantly boosts resistance to pitting, crevice corrosion, and stress corrosion cracking. With a high tensile strength of up to 620 MPa and a yield strength reaching 450 MPa, these valves also showcase excellent hardness and durability. Their microstructure enhances toughness and strength, making them perfect for high-pressure, high-temperature applications, and ensuring dependable performance even in corrosive and chloride-rich environments.
| 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 Paul Tube Fittings, we are a leading manufacturer, supplier, and exporter of Duplex Manifold Valves in Houston, USA. Our state-of-the-art manufacturing facilities, strategically located in the USA, enable us to deliver high-quality valves tailored to meet your specific requirements. With a robust inventory of Duplex stainless steel materials, we are well-equipped to fulfill your orders promptly. Our commitment to excellence and efficiency ensures that we consistently maintain available stock to support your needs and provide reliable solutions for various industrial applications.
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 / S32205 |
Paul Tube Fittings is a leading supplier and stockist of premium Duplex Manifold Valves in Houston, USA. Our valves are widely used across various industries due to their excellent corrosion resistance and high strength. We are committed to delivering exceptional service and ensuring high customer satisfaction. Our innovative manufacturing techniques and quality assurance processes set us apart in the metal industry. We are dedicated to consistently providing top-quality products while effectively addressing the needs of our customers.
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You’ll find these valves in industries where high strength and corrosion resistance are absolutely vital. They’re commonly used in oil and gas production, offshore platforms, chemical processing plants, and marine settings. Duplex Manifold Valves are essential for managing fluid flow and safely isolating instrumentation with efficiency. Their robust nature and resistance to chloride-induced stress corrosion cracking make them ideal for handling aggressive media. They also find applications in desalination plants, pulp and paper manufacturing, and power generation facilities, where a long service life, minimal maintenance, and operational reliability are crucial.
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