TEP manual valve

3 main group of valves:

• manual valve

• check valve

• relief valve

• control valve

Function of check valve:

• release excess overpressure

• open or close flow

• prevent backflow

• throttle flow

Main components of gate valve:

• seat

• disc

• spring

• stem

Manual valves suitable for control flow:

• gate valve

• globe valve

• needle valve

• ball valve

The main function of a gate valve is for ____

• throttle flow

• start and stop flow

• control flow

• maintain pressure

Which valve has normally hand wheel to open and close?

• globe valve

• gate valve

• ball valve

• butterfly valve

How to connect valve to pipe?

• thread

• flange

• welding

Valve can leak on:

• flanged connection

• body

• gland packing area

• welded joint

The ______ connects the actuator and disk in the valve.

• body

• stem

• spring

• handwheel

OS and Y gate vale is used when ____

• more space or clearance available for valve opening

• leak is not allowed

• slurries or dirty fluid are handled

• high pressure flow is in operation