plug or slot weld symbol
[Solved] Plug welded joints are used-
Plug Weld or slot weld: It is used for attaching flat plates using one or more holes or slots in the top part and then filling with filler metal to fuse the two parts together.
Plug and Slot Welds V.1 | PDF | Welding | Construction
Plug and Slot Welds V.1 - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. The document defines various welding terms including: - Plug welds which join members using a circular hole that is partially or fully filled with weld metal. Proper technique is to initiate the arc in the center and deposit weld metal in spiral layers. - Slot welds use a similar technique in an elongated hole with minimum spacing between slots of 4 times the width or 2 times the length. - Lap joints overlap members in parallel planes while single-welded lap joints only weld along one member's edge.
Welding Layout Table | eBay
30" x 13" Steel Weld T-Slotted Table Cast iron Layout Plate Jig Weld 3 SLOT.