Under ASME SEC IX, GTAW automatic welding process(Autogenous)How would you qualifie the welder? Is it a machine qual or a operator qualification. QW 256 list filler
material requirements, if you are using autogenous method how would you determine qulification requirements. How many
and what size...
Under ASME Sec IX, GTAW Automatic welding process. How would
you qualifie a welder. Would it be a machine qualification
or welder operator qualification. GTAW QW 256 only list filler material requirements for welding variables, if you are orbital welding (autogenous, with out filler)how do you...