#Copyright (C) 2011 F.D.E. Committee #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 #MERCHANTABILITY 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 # # AA 2017A-T4 from 32mm diam. Bar. # Note that the traditional Coffin-Manson equation does not give a good fit # to the test data in the short life region. # Diametral Strain hourglass test specimens. 10mm diam. 50mm Radius # 3.97Cu wt% .36Zn .75Mg .54Si .30Fe .59Mn .028Ti .007Cr # Ref.: G.Ramusat and G.Vidal, "Fatigue oligocyclique de six alliages # d'aluminium en efforts et en deformations imposes," Memoires Scientifiques # Revue Metallurgie, Jan. 1979. pg23-36. # Data digitized from graph and may contain slight errors. # #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= AA2017A-T4 #NAME= Aluminum #Stress_units= mpa #Strain_units= strain #Sy= 305. 0.2pc offset #Su= 441. #eu= 0 #strain at Su not reported #E= 73390. #FractureStrain= 0.41 #FractureStress= 644 #monotonic_K= 0 not reported #monotonic_n= 0 not reported #BHN= 0. not reported #%RA= 44.7 % #StrAmpl 2Nf StsAmpl So PlasStrAmpl IniMod NeuberStressAmpl 0.02257 186 473 0 0.01629 73390 886 0.01604 531 493 0 0.00932 73390 762 0.01375 600 459 0 0.00726 73390 681 0.01267 857 471 0 0.00645 73390 662 0.01037 1493 450 0 0.00415 73390 585 0.01049 1562 489 0 0.00382 73390 614 0.00800 2571 430 0 0.00221 73390 502 0.00745 3353 446 0 0.00164 73390 494 0.00647 4154 406 0 0.00084 73390 439 0.00589 6029 406 0 0.00043 73390 419 0.00549 7720 397 0 0.00028 73390 400 0.00524 10515 375 0 0.00011 73390 379 0.00500 12594 370 0 0.00004 73390 369 # #