Valve Selection Guide

Valve Selection Guide by Lapar Valve

An applications guide for selecting valves

With so many types and options available, choosing the right control valve can seem daunting. Selection can be simplified by considering the process fluid, the service requirements, and how the various valves function.

The suitability of a valve for a particular application is decided by the materials used in relation to the conveyed fluid as well as its mechanical design. The table below can be used as a valve selection guide.

Conveyed Fluid Nature of Fluid Valve Function Type of Trim (Disc/Ball/Plug)
Liquid Neutral
(Water, Oil, etc)
On/Off Gate Valve
Rotary Ball Valve
Plug Valve
Diaphragm Valve
Butterfly Valve
Plug Gate Valve
Control valve, modulating Globe Valve
Butterfly Valve
Plug Gate Valve
Diaphragm Valve
Needle Valve
Corrosive
(Acid, alkaline etc.)
On/Off Gate Valve
Plug Gate Valve
Rotary Ball Valve
Plug Valve
Diaphragm Valve
Butterfly Valve
Control valve, modulating Globe Valve
Diaphragm Valve
Butterfly Valve
Plug gate Valve
Hygienic
(Food, beverages, drugs etc)
On/Off Butterfly Valve
Diaphragm Valve
Control valve, modulating Butterfly Valve
Diaphragm Valve
Squeeze Valve
Pinch Valve
Slurry On/Off Rotary Ball Valve
Butterfly Valve
Diaphragm Valve
Plug Valve
Pinch Valve
Squeeze Valve
Control valve, modulating Butterfly Valve
Diaphragm Valve
Squeeze Valve
Pinch Valve
Gate Valve
Fibrous Suspensions On/Off,
Control valve, modulating
Gate Valve
Diaphragm Valve
Squeeze Valve
Pinch Valve
Gas Neutral
(Air, Steam etc)
On/Off Gate Valve
Globe Valve
Rotary ball Valve
Plug Valve
Diaphragm Valve
Control valve, modulating Globe Valve
Needle Valve
Butterfly Valve
Diaphragm Valve
Gate Valve
Corrosive
(Acid vapors, chlorine etc.)
On/Off Butterfly Valve
Rotary Ball Valve
Diaphragm Valve
Plug Valve
Control valve, modulating Butterfly Valve
Globe Valve
Needle Valve
Diaphragm Valve
Vacuum On/Off Gate Valve
Globe Valve
Rotary Ball Valve
Butterfly Valve
Solids Abrasive Powder
(Silica, etc)
On/Off,
Control valve, modulating
Pinch Valve
Squeeze Valve
Spiral Sock Valve
Lubricating powder (graphite, talcum, etc) On/Off,
Control valve, modulating
Pinch Valve
Gate Valve
Spiral Sock Valve
Squeeze Valve