Types of welding joints part-4-Slot weld,plug weld,full & partial

Slot and Plug Symbol Slot and plug welds are made when holes are created in one material and then welded to another by filling the holes with weld metal

As with the flare-V, the depth of the groove formed by the two curved surfaces and the intended depth of the weld itself are given to the left of the symbol,

plug or slot weld How to calculate the shear stresses in bevelled slot welds connecting two plates References: “Steel Design for Engineers and Architects”, 1992:

plug and slot weld symbol - Slot welds are typically used in lap joints where the fillet weld length is limited Plug Welds: