Welding All Around. The symbol is simple. These basic weld symbols are summarized below and illustrated in figure 3-3.
In the case of a circular joint the weld all around symbol is not required. The symbol is simple. This means the weld extends all the way around the joint the arrow is pointing at.
The circle symbol means your weld must be ran around the entire perimeter with no gaps at all.
The all around element is only used when it is possible to weld. The symbol is all too often used in applications where the weld is not necessarily required on the entire perimeter. Click to see full answer. The all around symbol means you are also getting the two short welds at the ends.