#Copyright (C) 2012 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 # # SAE 950X HSLA-345 machined from 5/16inch plate channels. # Ref.: P.Watson and T.H.Topper, "An Evaluation of the Fatigue Performance # of Automotive Steels," SAE Paper 710597, Montreal Que., Jun.7-11 1971 # Data digitized from graphs and may contain errors. # Due to plasticity at long life, the traditional fit has a problem. # #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= SAE950X #NAME= HSLA-345 #NAME= Steel #Stress_units= mpa #Strain_units= strain #Sy= 345. 0.2pc offset = 50 ksi #Su= 441. #eu= 0.14 (engineerin strain at Su ) #E= 204220. mpa =29640 ksi #FractureStrain= 1.06 #FractureStress= 751. #monotonic_K= 0 not reported #monotonic_n= 0 not reported #BHN= 140. #%RA= 65. % #StrAmpl 2Nf StsAmpl So PlasStrAmpl IniMod NeuberStressAmpl 0.01022 1029 369.83 0 0.00841 204220 879 0.00505 4346 321.85 0 0.00347 204220 576 0.00249 34192 280.94 0 0.00112 204220 378 0.00199 161890 236.63 0 0.00083 204220 310 0.00169 439163 226.77 0 0.00058 204220 280 0.00161 873401 213.91 0 0.00056 204220 265 0.00142 5026490 210.81 0 0.00039 204220 248 0.00131 18644450 199.13 0 0.00034 204220 231 #runout #Initially overstrained Points in another file # #