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The influence of friction stir welding on the sulphuric anodising and corrosion of AA7050 was studied in 0.1M NaCl by the scanning vibrating electrode technique under simultaneous polarization. The oxide films obtained were characterized by scanning electron microscopy. The porous oxide films are up to 25% thicker on the thermomechanically and heat affected zones and 25% thinner on the nugget. This...