General Questions & Answers

In what position should the ball valves be held during the hydrostatic test?

In general, the pipeline system should be filled with water with the ball valves in 100% open position. Prior to testing, it is recommended that the system be flushed to remove all debris. During flushing, it is common practice to remove the valves and replace them with spool pieces to prevent damage to the valve seats from dirt and other construction debris carried along.

Ball valve


Detailed Information

Pressure gauges
Hydro Testing
Hydrostatic testing of pressure piping is a mandatory activity before finalization of any new or modified piping system. It is the final check of mechanical integrity of the whole system and should be followed religiously as after this activity the piping system has to be commissioned...

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