8:57 How to Align Pipe Fittings Weldneck Flange Procedure Drawing Inspector PipingWeldingNonDestructiveExamination-NDT23K views
17:02 How To Align Pipe, Fittings, Elbow, Flange Standard Bevel 37.5 PipingWeldingNonDestructiveExamination-NDT10K views
