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This video explain about Piping branch connection method(stub in and stub on). difference between stub in and stub on piping. For branching of one size lesser of run pipe, Stub On is preferred. For other branching less than one size of run pipe stub in is preferred. This channel explain about piping isometric,ndt,welding,cutting,pipe fit-up,fabrication,erection,elbow cutting,elbow center calculation, welding process,p&id details,valves,pressure gauge, hydro testing details, welding calculation, pipe supports,equipment,pumps,Trigonometric formula application, pipe offset calculation, pipe fitter manual. Watch and Subscribe:https://www.youtube.com/Technicalpiping Like :https://www.facebook.com/pipingtechniques
