# #Copyright (C) 2011 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 # # NOTE! Fitted data!! # AA7075_T651 Aluminum Wrought. Original raw data from # Ref.: M.Sc. Thesis by P. Kurath Univ. of Illinois. # Specimens cut from 6.35mm plate, in rolling direction # #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= AA7075T651 #Name= Aluminum #NAME= Kurath #Stress_units= mpa #Strain_units= strain #Su= 580 # mpa, assumed from Endo Morrow data file #Sy= 0 #E= 70000. #%RA= 0 #BHN= 0. # # NOTE!! The Following Points are <b>FITTED DATA:</b>#NOTE!! Fitted Stress computed using Experm. K' and n' # Total Strain 2Nf Stress Mean Plastic Strain Initial # Amp Amp Stress Amp Elastic Mod. 0.41 1 801 0 .399 70000. #Fitted_point from EndoMorrow 0.01079 500 546.6 0. 0.00298 70000. #Fitted_point 0.00865 1000 528.6 0. 0.00110 70000. #Fitted_point 0.00742 2000 502.4 0. 0.00024 70000. #Fitted_point 0.00638 5000 445.9 0. 0.00001 70000. #Fitted_point 0.00579 10000 405.2 0. 0.0 70000. #Fitted_point 0.00529 20000 370.4 0. 0.0 70000. #Fitted_point 0.00472 50000 330.2 0. 0.0 70000. #Fitted_point 0.00433 100000 303.2 0. 0.0 70000. #Fitted_point 0.00398 200000 278.5 0. 0.0 70000. #Fitted_point 0.00356 500000 249.0 0. 0.0 70000. #Fitted_point 0.00327 1000000 228.8 0. 0.0 70000. #Fitted_point 0.00300 2000000 210.2 0. 0.0 70000. #Fitted_point 0.00269 5000000 188.0 0. 0.0 70000. #Fitted_point 0.00247 10000000 172.8 0. 0.0 70000. #Fitted_point # #