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Wai Nickel Alloys is a well-respected manufacturer and supplier located in Naypyidaw, Myanmar, specializing in top-notch Duplex Needle Valves for a range of industrial, marine, and offshore uses. These valves are celebrated for their remarkable strength, precise flow control, and outstanding resistance to corrosion, even in the toughest environments. Crafted from high-quality Duplex Stainless Steel and utilizing advanced machining techniques along with rigorous quality control, Wai Nickel Alloys guarantees exceptional performance, leak-proof functionality, and adherence to international standards. Duplex Needle Valves are perfect for applications in chemical processing, oil and gas, desalination, and power generation systems that demand durability and reliability under high pressure.
Constructed from Duplex Stainless Steel, these valves boast a unique dual-phase microstructure of austenite and ferrite, striking an ideal balance between strength and corrosion resistance. The alloy typically includes chromium, nickel, molybdenum, and nitrogen, which significantly boosts resistance to pitting, crevice corrosion, and stress corrosion cracking, particularly in chloride-rich settings. These valves provide high tensile strength, excellent fatigue resistance, and remarkable thermal stability. Their finely-tuned needle design allows for precise flow regulation while ensuring a tight seal even under extreme pressure and temperature conditions.
| VALVES SIZE | 6 MM TO 50 MM and 1/8″ TO 2″ |
| STANDARD | ASME B 16.10, BS1414/API 600, ASME B 16.5, BS EN 12266-1/API 598, ASME B 16.34, ASTM A890 4A, ASME B 16.25 |
| CONNECTION | TUBE END, THREADED, SOCKET WELD, BUTT WELD, FLANGED, WELD NIPPLE, SAE |
| THREAD | METRIC, BSPP, NPT, JIC, BSPT, UNF |
| FUNCTION | 2 , 5 , 4 , 3 WAY, |
| MATERIAL OF SEAL RING | PVDF, DELRIN, GRAPHITE, PTFE, PEEK, |
| PRESSURE RATING | 15000 , 3000, 1500 , 10000, 6000 , 20000 PSI |
| TEMPERATURE OF MEDIA | (-120* C – 500*C ) AS LIKE PRESSURE RANGE |
| STANDARD | DIN , ISO , API , ANSI , AWWA , ASME , MSS |
| MEDIA | AIR, CHEMICAL, GAS, WATER, STEAM, HOT WATER , HYDRAULIC OIL, COLD WATER, SEA WATER |
| TYPE OF BODY | BAR STOCK |
| EQUIVALENT BRANDS | OLIVER VALVES, PARKER, SWAGELOK, HAMLET, DK-LOK, HOKE |
| PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| ELEMENT | DUPLEX 31803 | DUPLEX 2205 |
|---|---|---|
| NI | 4.50 – 6.50 | 4.50 – 6.50 |
| C | 0.030 max | 0.030 max |
| N | 0.14 – 0.20 | 0.08 – 0.20 |
| P | 0.030 max | 0.030 max |
| MN | 2.00 max | 2.00 max |
| CR | 22.0 – 23.0 | 21.0 – 23.0 |
| S | 0.020 max | 0.20 max |
| MO | 3.0 – 3.5 | 2.50 – 3.50 |
| SI | 1.00 max | 1.00 max |
| FE | 63.72 min | 63.54 min |
| Grade | % Elongation | YS (MPa) | Hardness(BHN) | UTS (MPa) |
| 31803 | 25 min. | 450 min. | 293 max. | 620 min. |
| 2205 | 25 min. | 450 min. | 293 max. | 655 min. |
At Wai Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Needle Valve in Naypyidaw, Myanmar, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Myanmar, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
Duplex Needle Valves find extensive use in instrumentation systems, chemical plants, offshore oil and gas operations, and marine applications where accurate flow control and corrosion resistance are crucial. They are also utilized in hydraulic systems, desalination plants, and power generation setups for precise fluid management. These valves promise long-lasting performance, lower maintenance needs, and dependable operation, even in aggressive and high-pressure environments. With their superior mechanical properties, corrosion resistance, and precise dimensions, Duplex Needle Valves are the go-to choice for industries that require high-performance flow control solutions.
