Home > Duplex Needle Valve
Duplex Needle Valves are essential for robust performance in corrosive and high-pressure environments. Engineered from duplex stainless steel, these valves offer exceptional strength and resistance to corrosion, making them ideal for applications in oil and gas, chemical processing, and marine industries. With precise flow control capabilities, duplex needle valves ensure reliability and efficiency in critical fluid handling operations, contributing to enhanced safety and operational performance.
| MATERIAL | DUPLEX |
| ORIFICE SIZE | 2 MM – 9.5 MM |
| SIZE | 6 MM TO 50 MM and 1/8″ TO 2″ |
| THREAD | METRIC, NPT, BSPP, BSPT, JIC, UNF |
| FLOW PATTERN | STRAIGHT, ANGLE, CROSS PATTERNS |
| BODY SHAPE | ROUND, SQUARE, HEXAGON |
| FUNCTION | 3 WAY, 2 WAY |
| CONNECTION | THREADED, TUBE END, BUTT WELD, SOCKET WELD, FLANGE END |
| PRESSURE RATING | 15,000 PSI, 3000 PSI, 1500 PSI, 10000 PSI, 6000 PSI, 20000 PSI |
| BODY TYPE | FORGED, BAR STOCK |
| MEDIA | AIR, HYDRAULIC OIL, GAS, WATER, HOT WATER , STEAM, SEA WATER , COLD WATER , CHEMICAL |
| EQUIVALENT BRANDS | OLIVER VALVES, SWAGELOK, PARKER, DK-LOK, HAMLET, HOKE |
| HANDLE | KNOB HANDLE, BAR T-HANDLE, WHEEL HANDLE |
| MEDIA TEMPERATURE | (-120* C – 500*C ) AS PER PRESSURE RANGE |
| PACKING DETAILS | WOODEN PALLET, BOX PACKING |
| ELEMENT | DUPLEX 2205 | DUPLEX 31803 |
|---|---|---|
| NI | 4.50 – 6.50 | 4.50 – 6.50 |
| C | 0.030 max | 0.030 max |
| S | 0.20 max | 0.020 max |
| N | 0.08 – 0.20 | 0.14 – 0.20 |
| MN | 2.00 max | 2.00 max |
| P | 0.030 max | 0.030 max |
| FE | 63.54 min | 63.72 min |
| MO | 2.50 – 3.50 | 3.0 – 3.5 |
| SI | 1.00 max | 1.00 max |
| CR | 21.0 – 23.0 | 22.0 – 23.0 |
| 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 PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.
Contact us to get a quick quote for your requirement.
We offer These Duplex Needle Valve as per DIN, ISO, JIS or ANSI Standard.
Duplex Needle Valve applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
When installing duplex needle valves, several considerations are essential for optimal performance and longevity. Ensure compatibility with the system’s pressure and temperature requirements, as duplex stainless steel valves are typically used in high-pressure and corrosive environments. Proper alignment and secure mounting are crucial to prevent leaks and ensure reliable operation under varying conditions. Use compatible sealing materials suitable for duplex stainless steel to maintain valve integrity and functionality. Follow manufacturer guidelines for installation procedures to maximize efficiency and lifespan of the valve.
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Email: sales@www.vigneshmetals.com
