02106nam 2200553Ia 450 991070180560332120120628120904.0(CKB)5470000002422057(OCoLC)796997396(EXLCZ)99547000000242205720120628d1986 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierOn the determination of the origin of linear anomaly in the macrostructure of VPPA welded 2219-T87 aluminum alloy[electronic resource] preliminary report /by W. A. JemianHuntsville, Ala. :National Aeronautics and Space Administration, George C. Marshall Space Flight Center, Materials and Processes Laboratory, Science and Engineering Directorate,[1986]1 online resource (v, 23 pages) illustrationsNASA contractor report ;NASA CR-178745Title from title screen (viewed on June 28, 2012)."February 1986."On the determination of the origin of linear anomaly in the macrostructure of VPPA welded 2219-T87 aluminum alloy Aluminum alloysnasatAnomaliesnasatDefectsnasatFine structurenasatLinearitynasatPlasma arc weldingnasatPolaritynasatVariabilitynasatWeld testsnasatAluminum alloys.Anomalies.Defects.Fine structure.Linearity.Plasma arc welding.Polarity.Variability.Weld tests.Jemian W. A1410097George C. Marshall Space Flight Center.Materials and Processes Laboratory.GPOGPOBOOK9910701805603321On the determination of the origin of linear anomaly in the macrostructure of VPPA welded 2219-T87 aluminum alloy3498071UNINA