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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.
Question about the poppy valve system for an internal combustion. 2010-11-02
Question about the poppy valve system for an internal combustion.I see lately that more and more people are getting concerned about the environment.Many companies including the auto industry are jumpi
Need a reference for valves suitable for energy isolation (OSHA) 2010-11-02
Definition of shutoff valve: A valve designed for and capable of positive closure to prevent flow within a piping system. Typical shutoff valves include, but are not limited to, manually-actuated, po
Air compressor auto drain help? 2010-11-01
We are supplying this cheapish compressor to one of our customers. They are a small bakery and need a back up air system to run our liquid handling machinary when the compressor they share with the fa
