How to Plug Weld Steel

plug weld is its diameter whereas the size of a slot is its width They may be completely filled or filled to a depth specified within the weld symbol See

For example, if a diameter of a hole for a plug weld is to be 6mm, the plug weld symbol will be accompanied by Ø6 on its right side, signifying

plug and slot welds We start with the basics, explaining what plug and slot welds are and why they are used in

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