... testing. It has a high defect detection sensitivity in metal tubes, rods, wire, wire, profiles of the defects such as ... inner ring, Gear Blanks, Ring-shaped metal parts , Auto Parts2,Brass, steel, stainless steel pipe, welded pipe, aluminum tube, steel wire ... as Oil casing, sucker rods, hollow shaft4,Detection such as Condenser tubes, air conditioner pipe, auto Tubing5 ,Be suitable for all kinds ...