LEADER 02106nam 2200553Ia 450 001 9910701805603321 005 20120628120904.0 035 $a(CKB)5470000002422057 035 $a(OCoLC)796997396 035 $a(EXLCZ)995470000002422057 100 $a20120628d1986 ua 0 101 0 $aeng 135 $aurbn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aOn the determination of the origin of linear anomaly in the macrostructure of VPPA welded 2219-T87 aluminum alloy$b[electronic resource] $epreliminary report /$fby W. A. Jemian 210 1$aHuntsville, Ala. :$cNational Aeronautics and Space Administration, George C. Marshall Space Flight Center, Materials and Processes Laboratory, Science and Engineering Directorate,$d[1986] 215 $a1 online resource (v, 23 pages) $cillustrations 225 1 $aNASA contractor report ;$vNASA CR-178745 300 $aTitle from title screen (viewed on June 28, 2012). 300 $a"February 1986." 517 $aOn the determination of the origin of linear anomaly in the macrostructure of VPPA welded 2219-T87 aluminum alloy 606 $aAluminum alloys$2nasat 606 $aAnomalies$2nasat 606 $aDefects$2nasat 606 $aFine structure$2nasat 606 $aLinearity$2nasat 606 $aPlasma arc welding$2nasat 606 $aPolarity$2nasat 606 $aVariability$2nasat 606 $aWeld tests$2nasat 615 7$aAluminum alloys. 615 7$aAnomalies. 615 7$aDefects. 615 7$aFine structure. 615 7$aLinearity. 615 7$aPlasma arc welding. 615 7$aPolarity. 615 7$aVariability. 615 7$aWeld tests. 700 $aJemian$b W. A$01410097 712 02$aGeorge C. Marshall Space Flight Center.$bMaterials and Processes Laboratory. 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910701805603321 996 $aOn the determination of the origin of linear anomaly in the macrostructure of VPPA welded 2219-T87 aluminum alloy$93498071 997 $aUNINA