Needle Valves

[hyari]

Hi ,

What is the purpose of using Needle valves instead of other valves like gate and butterfly ? any specific application for the needle valves ? and what is the advantages .

Ahmad

 

[Compositepro]

Needle valves provide much more precise adjustment of flow than other type of valves, which are mostly intended for on-off control.

 

[JGard1985]

Huge resistance, great for letdown/sampling of high pressure/high temperature lines.

Jeff
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