If air get locked inside the vessel during hydrotest, raching to desired hydrotest pressure will take more time.
You need to fill the vesssel from bottom keeping the top vent valve open so that air will come out from vent connection during water fill up.
On Sat, Aug 11, 2012 at 8:56 AM, Sampath Kumar <skthatham@gmail.com> wrote:
--Dear Experts,During Hydro Test if air gets locked[Air Lock] [1] what will happen? [2]What is the reason for air lock?[3]What is the precautions one has to take to avoid?pls explain.Thanking you allWith Best Regardssampath
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