Deciphering Weld Symbols, Part 1

Limitations on Plug and Slot Weld Dimensions plug weld and slot weld 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 plug weld vs slot weld Plug welds are circular welds made through one member of a lap or tee joint joining that member to the other The weld may or may not be made

plug slot weld Most common joints are made up of fillet weld or the butt weld Plug and slot welds are not generally used in structural steel work Fig