RT 2 (Radiography) on ASME VIII Div 1 Pressure Vessel? ASME, API 510 and API SIFE Exam Question

Bob Rasooli explains about RT 2 radiography on ASME VIII Div.1 pressure vessel. With RT 2 pressure vessel radiography, the pressure vessel shall be subjected to full radiography on the longitudinal seams and spot on the circumferential joints, and joint efficiency is 1 on the design formula. This subject is the common question on the ASME course, API 510 pressure vessel inspector exam and the API SIFE (source inspector fixed equipment) exam.

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nice video sir