#
#Copyright (C) 2022 Fatigue Design + Evaluation Comm. #This data file is free software; you can redistribute it and/or modify #it under the terms of the GNU General Public License as published by #the Free Software Foundation; either version 2 of the license, or (at #your option) any later version. #This data file is distributed in the hope that it will be useful, but #WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTA- #BILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public #License for more details. #You should have received a copy of the GNU General PUblic License along #with this program; if not, write to the Free Software Foundation, Inc., #59 Temple Place -Suite 330, Boston, MA 02111-1307, USA. Try also their #web site: http://www.gnu.org/copyleft/gpl.html # AA7249-T6511 aluminum extrusion # Solution treated, artificially aged, # Spec. from extruded 0.76 inch plate with stiffners. # 4 u_inch surface finish. 0.6in. gauge section. 0.5in. extensometer # Ref.: A.Arcari, "Enhanced strain-based fatigue methodology # Ref.: for high strength aluminum alloys", PhD thesis, Engr. Mech., # Ref.: Virginia Polytechnic, Jan 29, 2010 # Data from Appendix A #FileType= strain_life #DataType= raw #TIMEcol= 0 #Name= AA7249-T6511 #Name= Extrusion #Stress_Units= mpa #Strain_Units= strain #Sy= 567.6 mpa #Su= 607.1 #E= 69889 averate of 57 initial loadings #%Elongation= 13.32 over ? 1inch #%RA= 26.8 % #FractureStress= 687 mpa #FractureStrain= 0.312 #StrAmpl 2Nf StsAmpl So plsStrAmpl iniEmod 0.01853 134 567.7 -15 0.01034 69300 0.01395 314 543.2 -15 0.00604 68685 0.013 258 553 -13.4 0.00476 67145 0.01 236 561.6 -22.4 0.00212 71268 0.00992 798 555.1 -17.8 0.00225 72367 0.008968 1394 544.4 -12.5 0.00112 69345 0.008486 1562 545.1 -11.7 0.00083 71185 0.00813 2184 519.7 -11.4 0.00066 69593 0.008 2270 527.5 -5 0.00074 72632 0.008 3486 512.7 9.1 0.00066 69830 0.00799 1720 540.5 -17.1 0.00048 71992 0.006197 8522 431.3 18.9 0.00000 69574 0.004624 49796 330.4 0 0.00000 68400 0.004089 78798 288.8 0 0.00000 68822 0.003657 106748 260.3 0 0.00006 72418 0.01005 1026 529.5 -11.5 0.00240 69178 0.00622 11698 438.3 -4.5 0.00000 68306 0.00511 44660 366.5 -0.2 0.00000 69652 0.00439 216618 297.2 1.4 0.00000 66886 0.00339 449546 249.8 0.9 0.00000 71536 # #