AWS D1-Series References to WPS for Plug and

5 Plug and Slot Welds plug weld vs slot weld Plug welds are not designed to carry stresses If two or more of the general types of weld are combined in a single joint, the plug and slot weld 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

plug weld and slot weld arc spot welds, arc seam welds, fillet welds, flare groove welds, and plug welds slot to the ¼” or 38” wide slots This further supports the 316