X-​RAY WELDING (ARC,TIG, MIG)

COURSE CONTENTS

Course Duration 6 Months/ 3 Months

•​Introduction of welding metallurgy
•​Essentials of SMAW,GTAW & GMAW welding technology ,welding symbols
•​General welding safety & welding precautions.
•​Structural welding 1 G, 2G, 3G, 4G (SMAW)
•​45 degree inclined pipe welding (6G)
•​Uphill welding the root bead on heavy wall pipes
•​Welding the root bead by the gas tungsten arc welding process (TIG)
•​The intermediate & cover passes
•​Preparation of the pipe butt weld joint and alignment and bullet tacking bridge tacking
•​Fit- up of pipe and fittings
•​Welding thin wall pipe joints
•​Horizontal pipe welding (2G)
•​T.K and Y joints of pipe welding 6GR for steel structurals fabricated with pipes
•​Distortion in pipe welding
•​Pipe welding defects
•​Preheating and post weld heat treatment for welding joints
•​Welding consumable preservations and bakeing as per wps
•​Qualification of the welding procedure and the welder qualification
•​Inert gas application for purging stainless steel & alloy steel welding.
•​NOE inspections and tests.