slot weld

There are provisions of Prequalified WPS’s for Plug and Slot Welds in this code. power 77 slot 4. batik 777 slot 9 Details of Plug and Slot Welds (Diameter, Space, Length, Depth of filling) 4 9 1 1 Plug and slot welds may be used without performing the WPS qualification described in 7 7 5, provided the technique provisions of 6 23, 6 24, and 6 25, as applicable, are met