What is pressure vessel? Pressure vessel is closed container which holds liquids or gasses at a pressure greater than the atmospheric...

Welding is a process of joining metals by process of heating. Most of the weld made are manual. It is possible that the weld may have...

Preheating in Welding Procedure Specification: Preheating is the act of heating the base metal before starting to weld. It is considered v

Welder qualification in coimbatore

Welding is a process of joining two base metals by heating it. It can be done with or without additional filler metal being used. Below...