#saeinput FDE_fit SAE_Standard_File # # Copyright (C) 2003 Fatigue Design & Evaluation Committee of the SAE # 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 # #Ford= 488 # QMP - Powder Metal Steel - QQ (0.45Carbon%) #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= Q1001PM #NAME= M1001 # Tested 1990 # Ref. See SAE Report 910155 for original data # #UNITS= KSI #Stress_units= ksi #Su= 111.30 #Sy= 81.10 #E= 29500. #%RA= 33.4 #BHN= 234. #Original file:NO. FAT. PTS.= 7 #Used this data to create Fitted curves: #ELAS. MOD.= 29500. KSI, 203. GPA K' = 250.3 KSI, 1726.MPA #YIELD,0.2%= 81. KSI, 559. MPA N' = 0.1753 #ULT. STRG.= 111. KSI, 767. MPA F. STRG COEF= 220.2 KSI, 1518.MPA #K = 0.0 KSI, 0. MPA F.STRG EXP, b=-0.1122 #N = 0.0000 FAT DUCT COEF= 0.4807 #RED. IN AREA = 33.4 F.DUCT EXP, c=-0.6396 #T. FRAC. STG.= 0.0 KSI, 0. MPA Exp Cyc Yld = 84. Ksi, 580.MPA #T. FRAC. STR.= 0.000 Fit Cyc Yld = 80. Ksi, 551.MPA # # NOTE!!! The Following Points are FITTED DATA: # Total Strain 2Nf Stress Mean Plastic Strain Initial # Amp Amp Stress Amp Elastic Mod. 0.48820 1 220.2 0. 0.48074 29500. #Fitted_point 0.31548 2 203.7 0. 0.30858 29500. #Fitted_point 0.17795 5 183.8 0. 0.17172 29500. #Fitted_point 0.11599 10 170.1 0. 0.11023 29500. #Fitted_point 0.07609 20 157.3 0. 0.07075 29500. #Fitted_point 0.04419 50 142.0 0. 0.03937 29500. #Fitted_point 0.02973 100 131.3 0. 0.02527 29500. #Fitted_point 0.02034 200 121.5 0. 0.01622 29500. #Fitted_point 0.01275 500 109.7 0. 0.00903 29500. #Fitted_point 0.00923 1000 101.5 0. 0.00579 29500. #Fitted_point 0.00690 2000 93.9 0. 0.00372 29500. #Fitted_point 0.00494 5000 84.7 0. 0.00207 29500. #Fitted_point 0.00399 10000 78.4 0. 0.00133 29500. #Fitted_point 0.00331 20000 72.5 0. 0.00085 29500. #Fitted_point 0.00269 50000 65.4 0. 0.00047 29500. #Fitted_point 0.00236 100000 60.5 0. 0.00030 29500. #Fitted_point 0.00209 200000 56.0 0. 0.00020 29500. #Fitted_point 0.00182 500000 50.5 0. 0.00011 29500. #Fitted_point 0.00165 1000000 46.8 0. 0.00007 29500. #Fitted_point 0.00151 2000000 43.3 0. 0.00004 29500. #Fitted_point 0.00135 5000000 39.0 0. 0.00002 29500. #Fitted_point 0.00135 1000000000 39.0 0. 0.00000 29500. #Fitted_point edited # #Following points were removed from fitted file. They were an extrapolation #of the least squ. lines and did not fit the observed runout information of # the PM merged file. FAC Oct.2003 # 0.00124 10000000 36.1 0. 0.00002 29500. #Fitted_point # 0.00114 20000000 33.4 0. 0.00001 29500. #Fitted_point # 0.00103 50000000 30.1 0. 0.00001 29500. #Fitted_point # 0.00095 100000000 27.9 0. 0.00000 29500. #Fitted_point # 0.00088 200000000 25.8 0. 0.00000 29500. #Fitted_point # 0.00079 500000000 23.3 0. 0.00000 29500. #Fitted_point # 0.00073 1000000000 21.5 0. 0.00000 29500. #Fitted_point