Needle valve

manualpneumaticelectric

Standard valve fully opens in 4 – 1/2 turns. Vee type stem is standard 4-sided tapered stem for maximum handle contact. No chance of the handle slipping or loosening on stem. Two-piece, heavy-duty, non-rotating stem for a robust and reliable assembly. Bi-directional flow capability. Simplifies system designs. Packing gland consists of a preload locking internal thread form that is resistant to vibration. Eliminates the need for an eternal locking device. Double sided weep holes for easier leakage verification. Supplied with complete collars and glands when applicable Faceted edges make handling easier and reduce the risk of injury Complete material traceability. Can be manufactured to meet NACE MR-01-75 Quick Open Type Additional Features Valve is fully open in as little as 1 3/4 turns. Stem is lifted off the seat more than 2X faster than conventional valves, which reduces throttling and therefore increases seat life. Less than half the number of turns to fully open compared to competitor’s valves. Options Replaceable Seat design for use in harsh environments. Pneumatic and Electric Actuators Grafoil Packing for temperature up to 800°F Extended Stuffing Box for temperatures up to 1200°F Extended Stuffing Box for temperatures down to -423°F Materials Body - 316 cold worked stainless steel Packing – Glass filled Teflon Stem – 17-4 PH Handle – Stainless steel or Aluminum available Other materials available by request