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Pneumatic Sov configuration Puzzle 2010-11-03
all i am from the electrical forumn but i am puzzled with a pneumatic question. I have a dump valve at the bottom of a vessel which is energise to dump.
Varnish problem in air valve 2010-11-03
The oil particles in compressed air from truck decomposed and forms varnish inside the solenoid valve assembly after certain period of operation of valve.
normally open check valve? 2010-11-03
I am looking to source a high pressure check valve that will be used as a fresh water drain.working pressures 0- 40000 psig0 to about 10 psig the valve would be open.>10 to 40000 psig the valve would
Maximum Allowable Hydro Test Pressures on Valves 2010-11-03
am working for a company that wants me to setup a Chart. It is so they can give to contractors to tell them what maximum valve class they are allowed to use for hydrotest purposes.
Weld build up of buttwelded valves 2010-11-02
Is it possible to apply weld build up to valves to reach a higher schedule?
Can a Floating Ball Valve be installed in any direction 2010-11-02
Can a Floating Ball Valve be installed in any direction, is there a perfered direction for flow? I am under the impression that a Floating Ball Valve is Bi-Directional. I was told that I must use a Tr
Lubricated plug valve vs. ball valve for natural gas service 2010-11-02
Why would one use a lubricated plug valve over a ball valve for shutoff in natural gas service? Is it a temperature issue if the valve is located outdoors?
NACE Valve Modification 2010-11-02
We are being asked by a Refinery client to modify some 6" and 8" gate valves by adding a tap. MSS SP-45 is a spec showing tap locations for drains and by-passes on valves.
