#All of the data below was derived, but not copied, from the #NASA Tech. Note D-7532, 1974 #The derivations and additions have been made by the #members of the FD+E committee of the SAE. Thus: #Copyright (C) 1999 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= 167 # Fitted Data Curve ! # TI-6AL-4V AS RECEIVED , VACUUM ANNEALED # NACHTIGALL, NASA TN-D7532, 1974 # MATERIALS DATA BOOK SPEC 36 RC HARDNESS ?, ACTUAL NOT KNOWN # #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= TI_6AL_4V_Titanium #Stress_units= ksi #Strain_units= strain #Su= 146. #Sy= 138. #E= 15800. #%RA= 0.0 #BHN= 0. #NO. FAT. PTS.= 12 #Tot Strain 2Nf Stress Mean Plastic Strain Initial #_ Amp Amp Stress Amp Elastic Mod. #_TI_6AL_4V_ BHN= 0 Fn= 167 #_ Monotonic Props. Cyclic Props. #ELAS. MOD.= 15800. KSI, 109. GPA K' = 192.0 KSI, 1324.MPA #YIELD,0.2%= 138. KSI, 951. MPA N' = 0.0755 #ULT. STRG.= 146. KSI, 1007. MPA F. STRG COEF= 220.4 KSI, 1519.MPA #K = 0.0 KSI, 0. MPA F.STRG EXP, b=-0.0763 #N = 0.0000 FAT DUCT COEF= 6.2160 #RED. IN AREA = 0.0 F.DUCT EXP, c=-1.0101 #T. FRAC. STG.= 0.0 KSI, 0. MPA Exp Cyc Yld = 120. Ksi, 828.MPA #T. FRAC. STR.= 0.000 Fit Cyc Yld = 124. Ksi, 852.MPA #No. fatigue data points= 12 # # NOTE!! The Following Points are <b>FITTED DATA:</b> #UNITS= KSI #Stress_Units= KSI #_Total Strain 2Nf Stress Mean Plastic Strain Initial #_ Amp Amp Stress Amp Elastic Mod. 6.22990 1 220.4 0. 6.21595 15800. #Fitted_point 3.09942 2 209.0 0. 3.08619 15800. #Fitted_point 1.23539 5 194.9 0. 1.22305 15800. #Fitted_point 0.61894 10 184.9 0. 0.60724 15800. #Fitted_point 0.31259 20 175.4 0. 0.30149 15800. #Fitted_point 0.12983 50 163.5 0. 0.11948 15800. #Fitted_point 0.06914 100 155.1 0. 0.05932 15800. #Fitted_point 0.03876 200 147.1 0. 0.02945 15800. #Fitted_point 0.02036 500 137.2 0. 0.01167 15800. #Fitted_point 0.01403 1000 130.1 0. 0.00580 15800. #Fitted_point 0.01069 2000 123.4 0. 0.00288 15800. #Fitted_point 0.00842 5000 115.1 0. 0.00114 15800. #Fitted_point 0.00748 10000 109.2 0. 0.00057 15800. #Fitted_point 0.00683 20000 103.5 0. 0.00028 15800. #Fitted_point 0.00622 50000 96.6 0. 0.00011 15800. #Fitted_point 0.00585 100000 91.6 0. 0.00006 15800. #Fitted_point 0.00553 200000 86.9 0. 0.00003 15800. #Fitted_point 0.00514 500000 81.0 0. 0.00001 15800. #Fitted_point 0.00487 1000000 76.8 0. 0.00001 15800. #Fitted_point 0.00462 2000000 72.9 0. 0.00000 15800. #Fitted_point 0.00430 5000000 68.0 0. 0.00000 15800. #Fitted_point 0.00408 10000000 64.5 0. 0.00000 15800. #Fitted_point 0.00387 20000000 61.1 0. 0.00000 15800. #Fitted_point 0.00361 50000000 57.0 0. 0.00000 15800. #Fitted_point 0.00342 100000000 54.1 0. 0.00000 15800. #Fitted_point 0.00325 200000000 51.3 0. 0.00000 15800. #Fitted_point 0.00303 500000000 47.8 0. 0.00000 15800. #Fitted_point 0.00287 1000000000 45.4 0. 0.00000 15800. #Fitted_point #Here is the bottom part of the html graph/calc wrapper----------- # #