What is the difference between plug welding and slot welding?

The seam weld uses a similar process as a spot weld but in an elongated fashion There is no preparation like a plug or slot weld, rather the weld projects

TYPES OF WELDS, , * Plug welds and slot welds are used for attaching flat plates,, using one or more holes or slots in the top part and then filling, with

plug or slot weld This document defines plug and slot welds and discusses how they are represented in welding symbols Plug welds use a round hole while slot

plug and slot weld symbol Butt Joint Welding · Flare-V-groove weld; Flare-bevel-groove weld ; Tee Joint Welding · Fillet, slot, and plug weld; J-groove weld ; Corner Joint