If the penetration of the weld is to be greater than the depth of the groove, the depth of the effective throat is given in parentheses after the depth of the V. Florida West Coast - Section The addition of the "melt-through" symbol, on the opposite side of the reference line from a groove-weld symbol, identifies this requirement. An arrow connects the reference line to the joint that is to be welded. In the descriptions below, the symbol is shown in both its arrow-side and other-side positions.
If the sequence of operations needs to be specified, a multiple-reference-line welding symbol may be used.
The welding symbol without dimensions and with 'CJP' in the tail designates a CJP weld as follow- [and the symbol is shown]. Please try again later. San Francisco - Section As for the process, I don't want to enter into that debate at this time. The weld symbol for a full penetration weld could look something like this. What welding standard are you working to? A Question for All Inspectors.