[MW:1117] Re: Hydrotest of Piping with valves

Dear RP

 

Just ensure that hyd. test pressure shall not exceed the seat test of ball valve pressure

 

On 9/12/08, Aarpee <ramprasad.chari@gmail.com> wrote:

It is demanded to conduct a Hydrotest in assembled condition which
includes piping,Ball valves etc.What precautions need to be taken with
respect to valves during the hydrotest?.Hydrotest pressure is about
140 Kgs/sq.cms with a holding period of 4 hrs.

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