Figure 3-19.Spot and seam welds.
Figure 3-20.Parts of a groove weld and fillet weld.
seam. In this process, the metal pieces pass between
PARTS OF WELDS
roller type of electrodes. As the electrodes revolve, the
current is automatically turned on and off at the speed
For you to produce welds that meet the job require-
at which the parts are set to move. Seabees do not
ments, it is important that you become familiar with the
normally use seam welding, because this type of weld-
terms used to describe a weld. Figure 3-20 shows a
ing is most often used in industrial manufacturing.
groove weld and a fillet weld. he face is the exposed