Needle valves are valve designs that are constructed with a small opening accompanied by a plunger that looks a great deal like a common sewing needle. The purpose of this type of valve is to create a means of controlling the flow of liquids or gases through the valvemechanism. It is possible to easily adjust the flow rate to any specific amount desired, making the needle valve useful in a number of applications, including engines.
* Packing PTFE is standard ; Higher temperature will be in different seal such as Graphite to be Fire Safe application.
* Uni-directional flow path
SS316
BS 21 ( BSP ) BSPT ISO 228-1 DIN 2999 ISO7-1Rp B1.20.1 NPT
ASME B36.10 Butt Weld Ends