General
Description
Joint
Design &
Preparation
Making the
Weld
Operating
Hints &
Procedures
Definition of
Supporting
Molten Metal
Edge
Preparation
Terms
Joint Cleaning
Basic Joint
Types
41 a.  Plug Weld Joining Two Plates c.  Hole Beveling When Plate Thickness is Over 1inch and Hole Diameter is Less Than 1 inch. b.  Plug Weld Used to Attach Staybolt in Pressure Vessel Fabrication. d.  Plug Weld Reinforcing Joint Primarily Attached by Fillet Welding. FIG. 20 - Applications of Plug Welding a. b. c. d.