I am stuck with this problem, and could really use some tips.
I am trying to fix a double seated 3" plug valve. the valve is passing when it should be fully closed. the positioners show the valve is closed, but as this is a double seated valve, it seems that the one of the plugs is not making...
does threaded piping need to be hydrotested?
ive been told that hydrotesting is only required when there are welds involved. however, i think it should still be required for threaded connections. im not sure if these connections will be seal welded. i think thats left up to the pipefitters ...
Hello,
Currently we have a overhead crane at our site. its sitting on pretty thin slabs. now im working on extending the crane's runway, but while doing that. we will need to get rid of the current slabs, and install new foundation work. i checked the geo data, and calculated the approx area...
Hello guys,
I've been struggling with the problem for a while now.hoping you guys can shed some light on the subject for me. so at the place where i work, there is a PD screw pump. now i am trying to figure out the flow rate for the fluid passing through this pump. i know the RPM, of the motor...
