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Tag Archives: Valve



Valves are used for main three purposes listed below. For Isolation of flow. For Regulation of flow. For avoiding the reversal of the flow. The valves used for isolation cannot be used for regulation but other way round is possible. Various types of valves. 1) Gate valve 2) Ball valve 3) Plug valve 4) Butterfly valve 5) Globe valve 6) ... Read More »

Valve Symbols


Process Flow Diagram Symbols – Valves Gate valve Is a device used to control the flow of liquids and gases. Check valve Also known as one-way valve , is to prevent the line of medium back. Globe valve Is a mechanism used to control or stop the flow of liquid or gas through a pipe . Ball valve Is a ... Read More »

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