# #Copyright (C) 2011 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 # # Note!: Fitted Data! # SAE945X HSLA 310 Cold Rolled from 4.8mm to 1.9mm thick= 61% # Specimens length in rolling direction # Ref.: Test data by M.Yu, Univ. of Waterloo, 1989 also see: # M.T.Yu, D.L.DuQuesnay, and T.H.Topper, "Fatigue Behavior of a Cold-Rolled # SAE Grad 945X HSLA Steel," J.Test.+Evaluation, V18 N4 July 1990, pp.274-280. # Note: Data digitized from graphs, may contain some errors. # #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= SAE945X #NAME= ColdRolled #NAME= Steel #NAME= HSLA310 #Stress_units= mpa #Strain_units= strain #Sy= 715. #Su= 752. #E= 207000. #FractureStrain= 0.73 #FractureStress= 0. Not reported #BHN= 222. #RA= 0 % Not reported #saedigcurve_v2.2.f starts. # # Note: traditional strain life fit does not work in short life region. # NOTE!! The Following Points are <b>FITTED DATA:</b>#NOTE!! Fitted Stress computed using Experm. K' and n' # Total Strain 2Nf Stress Mean Plastic Strain Initial # Amp Amp Stress Amp Elastic Mod. .73 1 1064. 0 .725 207000. #Fitted_point from monotonic 0.00598 4752 528 0 0.00343 207000 #test data 0.00402 11732 511 0 0.00155 207000 #test data 0.00281 50000 457.3 0. 0.00060 207000. #Fitted_point 0.00231 200000 420.0 0. 0.00028 207000. #Fitted_point 0.00206 500000 394.3 0. 0.00016 207000. #Fitted_point 0.00191 1000000 374.6 0. 0.00010 207000. #Fitted_point 0.00170 1987360 340 0 0.000 207000 #Fitted_point manually 0.00155 13859900 311 0 0.00005 207000 #test data #