This Standard prescribes materials of construction, weld preparations and weld qualities, surface finish, qualification of welding procedures and welding personnel, and fabrication and inspection requirements for welds related to all stainless steel fabrication made up of combinations of stainless steel plate, sheet, sections (including hollow sections and built-up sections), castings and forgings, by the following processes only:(a) Manual metal arc welding (MMAW).(b) Submerged arc welding (SAW).(c) Gas metal arc welding (GMAW).(d) Gas tungsten arc welding (GTAW).(e) Flux cored arc welding (FCAW).(f) Plasma arc welding (PAW).The Standard does not cover the selection of grades to suit the corrosion requirements, design of welded connections or permissible stresses in welds, nor the production, rectification or repair of castings.The Standard does not apply to the welding of pressure vessels and pressure piping.NOTE: For further guidance on welding of stainless steel, refer to WTIA Technical Notes 13 and 16.