CHARACTERIZATION OF SURFACE, SUBSURFACE DAMAGE AND THEIR EFFECT ON FATIGUE LIFE AFTER MACHINING OF AEROSPACE-GRADE ALUMINUM ALLOY (Al 6082-T6). - ZIA, MUHAMMAD JAHANZEB; MUGHAL, MUHAMMAD UMER KHAN; ALI, FARHAN; MURTAZA, SAAD; KHAN, UMAIR; MOLLA, ALTAF HOSSAIN; MOGHTADERI, SAEED H.; SHERIF, EL-SAYED M.; POP, IOAN (Surface Review & Letters, 2026)