Plug welded joints are used-

My question is, would I be able to plug weld or slot weld the 78 tube in with a stickarc welder? Reason I ask, is that I have only ever

Jawon, I was referring to stick welding, so yes stick welders are fine for plug welding You can make your slots shorter if you can

plug and slot welds Verified Answer and Explanation Explanation Reference: Moran, C Plug Weld symbols

plug weld vs slot weld Verified Answer and Explanation Explanation Reference: Moran, C Plug Weld symbols