Figure 9 Surfacing, Plug , and Slot Welds

plug weld and slot weld   Dan plug slot

The short answer is the larger the plug the easier it is to weld If you are not given specifications then I would use a 1 diameter hole through the 12 sheet

Plug and slot welds are expressly prohibited in certain codes for reasons others have already mentioned In terms of cost, field bolted A plug weld is used to join two overlapping pieces of metal It is often used when a spot welder doesn't have sufficient reach, or

slot filter This document defines plug and slot welds and discusses how they are represented in welding symbols Plug welds use a round hole while slot Arrange the following welds in ascending order as per their usage in structural engineering applications a) fillet weld, groove weld, slot and plug weld b)