What is a Plug Weld?

3 Qualification of any groove weld or fillet weld procedure, qualifies any WPS for making plug and slot welds 6 Welders qualified to make

The welding symbol for slot welds is identical to that used for plug welds, except for the absence of a diameter symbol before the size Instead

plug weld and slot weld Plug Weld or slot weld: It is used for attaching flat plates using one or more holes or slots in the top part and then filling with filler metal

plug and slot weld A plug weld is exactly what it sounds like, a weld meant to fill a hole by plugging it A plug weld is done by pressing a solid welding rod