Why is Gap needed on socket weld fit up [ASME B31 3]

Why Is Gap needed for socket weld fit up [ASME B31.3] This video Explains that why its gap needed for socket weld for fit up ,Please see the full video for understanding the technical things .it will be very helpful those are engaged in work of oil & gas industry as well Piping Engineer, piping fabricator, piping foreman . GOOD LUCK !!! #WeldingNDTInspection #Socketweldfitup #ASMEB31#Whyisgapneededforsocketweldfitup#spacerringforsocketwelding#socketweld gapmeasurement#socketweldgap#rtforsocketweld Watch and Subscribe: http://www.youtube.com/c/WeldingNDTInspection Follow me on : Facebook Page : https://www.facebook.com/WeldingNDTPainting/ Instagram : https://www.instagram.com/guinananta/ Twitter: https://twitter.com/ananta_guin?s=07 Popular videos from my channel : https://youtu.be/YkOKNoI18AU (Radiography film Interpretation) 42k Views https://youtu.be/-BF6OvPz9vo (Interview Questions for QAQC Engineer/Welding Inspector) 38k Views https://youtu.be/HbL4as_wG50 (Welding defects cause and remedies ) 35k Views https://youtu.be/srWo_4naGNU (Acceptance criteria of Weld Defects -ASME B31.3 Process Piping) 25K Views https://youtu.be/t2Iihy0NlJM (ASME SEC IX WPS , PQR , WPQ BASIC REQUIREMENT) 25k Views https://youtu.be/oXU4ODgflwo (Guidelines for structural steel AWS D1.1 welding Inspection-Steel Welding) 24k Views https://youtu.be/Wys8XV0Y-ns (API 1104 Acceptance Criteria -WELDING For Pipelines) 19K Views Popular playlist : https://www.youtube.com/watch?v=gv8ZzkzZzv0&list=PLIvWU0N0Npyv1zO7jG0yEyD74QXFx9snr (CSWIP 3.1 Questions& answers) https://www.youtube.com/watch?v=tYgH6xwZuQc&list=PLIvWU0N0NpyvgoR3YKm7dhxfVD4Cvk1z0 (API 510 & 570 Questions) https://www.youtube.com/watch?v=t3VrMGsAXd4&list=PLIvWU0N0Npyvx5lQzeS0gEm04Xt-8wj31 (CSWIP Practical Training) https://www.youtube.com/playlist?list=PLIvWU0N0NpysRB1EsQ_UuxCQcvfTI5SLD (QAQC & NDT Interview Questions) This channel explain Regarding Welding Inspection, Welding defects , WPS , PQR , welding in various process Piping , NDT and Painting related topic including defects analysis , acceptance criteria of defects , WPS , PQR , HOW to read WPS , filler rod , consumable , Electrode selection , Piping Isometric , Codes and Standards , Pipeline Coating /Wrapping used in piping Industry, Certification Exam API, CSWIP Question and answer etc .