Operating Manual

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Elongated slag lines (wagon tracks).
Elongated parallel or single darker density lines, irregular in
width and slightly winding lengthwise.
Lack of side wall fusion (LOF).
Elongated parallel, or single, darker density lines sometimes
with darker density spots dispersed along the LOF-lines which
are very straight in the lengthwise direction and not winding
like elongated slag lines
Interpass cold lap
Small spots of darker densities, some with slightly elongated
tails in the welding direction.
Scattered porosity.
Rounded spots of darker densities random in size and location.
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