#Copyright (C) 2015 M.El-Zeghayar and 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 #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 # # SAE1045 steel Q+T HRc=35 # Cut from 19mm diam. hot rolled bars, then heat to 845C, quench in oil # temper 150min at 315C polished to 600 emery paper. # Chem.: 0.46Cwt% .81Mn .027P .023S .17Si .27Cu .15Cr # Ref.: Maria El Zeghayar, "The Introduction of Crack Opening Stress # Modeling into Strain-Life And Small Crack Growth Fatigue Analysis," # Dept. Civil Engr. Univ. of Waterloo, 2010. #FileType= strain_life #DataType= raw #TimeCol= 0 #Name= SAE1045steel #Name= Quench+Temp-Rc=35 #Stress_units= mpa #Strain_units= strain #E= 205000 #Sy= 1200. #Su= 1271. #%RA= 42.5 #FractureStress= 1879. #FractureStrain= 0.55 #monotonic_K= 1470 #monotonic_n= 0.033 #BHN= 326 # #StrAmp 2NF StsAmp MeanS PlasStr Elastic Mod. 0.01590 450 870.9 0 0.0115 205000 0.00993 1600 827.2 0 0.0058 205000 0.01010 2900 844.7 0 0.0059 205000 0.00989 3060 804.8 0 0.0059 205000 0.00699 6200 798.1 0 0.0030 205000 0.00705 4000 798.1 0 0.0031 205000 0.00702 6000 779.5 0 0.0032 205000 0.00502 11200 745.1 0 0.0014 205000 0.00497 22000 720.3 0 0.0014 205000 0.00495 19700 719.5 0 0.0014 205000 0.00404 56816 736.9 0 0.0004 205000 0.00372 92600 656.5 0 0.0005 205000 0.00349 209506 676.4 0 0.0002 205000 0.00350 119118 662.4 0 0.0002 205000 0.00349 245388 639.7 0 0.0004 205000 0.00322 72112 620.1 0 0.0002 205000 0.00303 10000000 570.3 0 0.0002 205000 #runout 0.00294 10000000 575.3 0 0.0001 205000 #runout 0.00306 426156 587.2 0 0.0002 205000 0.00266 10000000 507.4 0 0.0002 205000 #runout 0.00274 10000000 530.1 0 0.0001 205000 #runout 0.00276 10000000 540.0 0 0.0001 205000 #runout # #