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Benjamin Tubefittings stands out as a top-notch manufacturer and supplier located in Abuja, Nigeria, specializing in high-quality **Duplex Check Valves** that are built to deliver outstanding strength, corrosion resistance, and reliability in tough industrial settings. These valves are expertly designed to facilitate one-way fluid flow while effectively preventing backflow, which is crucial for safe and efficient system operations. Crafted to meet international quality standards, Benjamin Tubefittings’ **Duplex Check Valves** boast remarkable durability, impressive pressure-handling capabilities, and a long lifespan, making them perfect for industries like chemical processing, marine applications, oil and gas, and power generation, where performance and safety are paramount.
**Duplex Check Valves** feature a well-balanced microstructure made up of about 50% austenite and 50% ferrite, with a composition that includes chromium (22–25%), nickel (4–6%), and molybdenum (up to 3%). This unique blend offers exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking. The material is known for its high tensile strength (around 620 MPa), excellent toughness, and good weldability. Duplex stainless steel maintains its mechanical integrity and corrosion resistance even in harsh environments rich in chlorides or acids, ensuring reliable performance under challenging conditions.
| INSTRUMENTATION VALVES MATERIAL | DUPLEX 2205 |
| INSTRUMENTATION VALVES SIZE | 6 MM TO 50 MM and 1/8″ TO 2″ |
| PATTERN FLOW | STRAIGHT |
| THREADS | BSPP, NPT, METRIC, BSPT,UNF, JIC |
| INSTRUMENTATION VALVES ORIFICE SIZE | 2 MM – 40 MM |
| CONNECTION | SOCKET WELD END, TUBE END, THREADED, FLANGE END |
| INSTRUMENTATION VALVES BODY SHAPE | HEXAGON |
| EQUIVALENT BRANDS | PARKER, SWAGELOK, DK-LOK, STAUFF, OLIVER VALVES, HAMLET, HOKE |
| CRACKING PRESSURE | 0.5 BAR |
| TYPE | SPRING TYPE, POPPET TYPE |
| RATING PRESSURE | 20000 PSI, 1500 PSI, 10000 PSI, 3000 PSI, 6000 PSI, 15,000 PSI |
| MEDIA TEMPERATURE | (-50* C – 350*C ) AS PER PRESSURE RANGE |
| MEDIA | SEA WATER , HYDRAULIC AIR, OIL, GAS, WATER, HOT WATER , STEAM, COLD WATER , CHEMICAL |
| BODY TYPE | FORGED, BAR STOCK |
| INSTRUMENTATION VALVES PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| ELEMENT | DUPLEX 31803 | DUPLEX 2205 |
|---|---|---|
| C | 0.030 max | 0.030 max |
| NI | 4.50 – 6.50 | 4.50 – 6.50 |
| MN | 2.00 max | 2.00 max |
| S | 0.020 max | 0.20 max |
| FE | 63.72 min | 63.54 min |
| P | 0.030 max | 0.030 max |
| SI | 1.00 max | 1.00 max |
| MO | 3.0 – 3.5 | 2.50 – 3.50 |
| CR | 22.0 – 23.0 | 21.0 – 23.0 |
| N | 0.14 – 0.20 | 0.08 – 0.20 |
| Grade | Hardness(BHN) | UTS (MPa) | YS (MPa) | % Elongation |
| 2205 | 293 max. | 655 min. | 450 min. | 25 min. |
| 31803 | 293 max. | 620 min. | 450 min. | 25 min. |
At Benjamin Tube Fittings, we are the leading supplier, manufacturer, and exporter of Duplex Check Valves in Abuja, Nigeria. Our advanced manufacturing facilities, strategically located in the Nigeria, allow us to deliver high-quality, customized solutions tailored to your specific needs. With an extensive inventory of over 16,000 tons of premium-grade duplex stainless steel materials, we are fully equipped to meet your demands efficiently. Our commitment to excellence and efficiency ensures that we consistently maintain sufficient stock to support your business requirements and provide reliable performance in critical applications.
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Duplex 2205 | UNS S31803 / UNS S32205 | 1.4462 / 1.4462 |
These **Duplex Check Valves** are extensively utilized in sectors that demand both corrosion resistance and high mechanical strength. They are particularly well-suited for offshore and marine systems, desalination plants, chemical processing facilities, and oil and gas pipelines. By effectively preventing reverse flow, these valves protect pumps and compressors from potential damage. Their outstanding resistance to seawater, acids, and alkalis makes them ideal for both onshore and offshore applications. With **Duplex Check Valves**, you can count on dependable, maintenance-free performance in tough environments where durability, strength, and safety are absolutely essential.
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Duplex Check Valves are widely used in various industries due to their exceptional strength and corrosion resistance. In the oil and gas sector, they prevent backflow and maintain system integrity in pipelines and processing plants. In chemical processing, these valves handle aggressive substances, ensuring safe flow control. They are also utilized in marine applications, providing reliable performance in seawater systems. Additionally, Duplex Check Valves find applications in water treatment facilities, power generation, and other high-pressure environments, where durability and reliability are essential for operational efficiency and safety.
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