Welder Qualification Certificate
Welding Welding – Process of joining similar metals (or thermoplastic). By heating them to suitable temperature May or may not require pressure May or may not require Filler metal Brazing -Process of joining dis-similar metals . By Melting and pouring the filler metal and pouring on to the joint Both the metals are pre-heated to a suitable temperature Filler metal fills the joint gap by capillary action. Welding Equipment Different Welding Processes SMAW –Shielded Metal Arc Welding TIG / GTAW – Tungsten Inert Gas GMAW /MIG – Gas Metal Arc Welding FCAW – Flux Cored Arc Welding SAW – Submerged Metal Arc Welding ERW – Electric Resistance Welding FSW – Friction Stir Welding Electron Beam Welding And Lot more ……. Welding Codes & Standards ASME section IX – Welding & Brazing qualification ASME B31.1 – Power Piping ASME B 31.3 – Process Piping ASME Section VIII – Pressure Vessel AWS D 1.1 – Structural Steel Welding AWS B 2.1 – Specificatio...