# #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 !! # AA 5454-H34 300F_deg Temp., Aluminum Wrought Half-hard, Data from # Ref.1: R.F.Brodrick, G.A.Spiering, "Low Cycle Fatigue of Aluminum Alloys", # ASTM J.of Matls, V7 N4 Dec 1972, pp.515-526 # Ref.2: R.F.Brodrick, J.of Test Evalu., V4 N5 Sept.1976 pp.375-377 # Raw Material: 1. inch thick plate, Round 0.500 in. diam. # 2.inch Radius Diametral specimens. # No test mean stresses reported. Only one modulus reported. # Data read from graphs, may contain errors. # #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= AA544-H34 #NAME= 300F_deg #Name= Aluminum #Stress_units= ksi #Strain_units= strain #Su= 36.0 ksi #Sy= 33.9 ksi 0.2% offset #E= 9200. #%RA= 52.8 percent #%Elong= 18.9 percent over 2 inch. #TrueFractureStress= 55.1 ksi #TrueFractureStrain= 0.75 #MonotonicStrengthCoefficient= 51.3 #MonotonicStrainHardeningExponent= 0.104 #BHN= 0. #saedigcurve_v2.2.f starts. # NOTE!! The Following Points are <b>FITTED DATA:</b>#NOTE!! Fitted Stress computed using Experm. K' and n' #Tot Strain 2Nf Stress Mean PlasStrain Initial NeuberRg #_ Amp Amp ksi Stress Amp Elas_Mod. .75 1 55.1 0. .744 9200. #Monotonic test 0.04197 200 33.3 0. 0.03835 9200. #Fitted_point 0.01951 500 31.3 0. 0.01610 9200. #Fitted_point 0.01160 1000 29.9 0. 0.00835 9200. #Fitted_point 0.00744 2000 28.6 0. 0.00433 9200. #Fitted_point 0.00475 5000 26.9 0. 0.00183 9200. #Fitted_point 0.00375 10000 25.7 0. 0.00095 9200. #Fitted_point 0.00317 20000 24.6 0. 0.00050 9200. #Fitted_point 0.00273 50000 23.1 0. 0.00022 9200. #Fitted_point 0.00252 100000 22.1 0. 0.00011 9200. #Fitted_point 0.00236 200000 21.2 0. 0.00006 9200. #Fitted_point 0.00220 500000 20.0 0. 0.00003 9200. #Fitted_point 0.00209 1000000 19.1 0. 0.00001 9200. #Fitted_point 0.00200 2000000 18.3 0. 0.00001 9200. #Fitted_point 0.00188 5000000 17.2 0. 0.00000 9200. #Fitted_point 0.00179 10000000 16.5 0. 0.00000 9200. #Fitted_point 0.00171 20000000 15.8 0. 0.00000 9200. #Fitted_point #