Usually refers to a temporary weld used to hold parts in place while more extensive final welds are made In some sheet metal applications, tack gelds may provide sufficient strength to eliminate the need for an "all around" fillet weld
Usually refers to a temporary weld used to hold parts in place while more extensive, final welds are made In some sheet metal applications, tack welds may provide sufficient strength to eliminate the need for an "all-around" fillet weld