One face of each cross section of the five test specimens in Figure QW-462.4(a) or four test specimens in Figure QW-462.4(d), as applicable shall be smoothed and etched with
a suitable etchant (see QW-470) to give a clear definition to the weld metal and heat affected zone.The examination of the cross sections shall include only one side of the test specimen at the area where the plate or pipe is divided into sections i.e., adjacent faces at the cut shall not be used. In order to pass the test
(a) visual examination of the cross sections of the weld metal and heat‐affected zone shall show complete fusion and freedom from cracks
(b) there shall be not more than 1/8 in. (3 mm) difference in the length of the legs of the fillet