# #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 !! # ASTM A533B Pressure vessel steel. HSST Plate 04A. # Original test data spans: 2Nf= 89 to 48000 revs. Thus fatigue limit # inserted as Sultimate/2.0 and monotonic frac. Sts-Str point added to fitted pts. # Original data Ref.: N.E. Dowling, "Crack Growth During Low-Cycle Fatigue of Smooth # Axial Specimens," Cyclic Stress-Strain and Plastic Deformation Aspects of Fatigue # Crack Growth, ASTM STP 637, 1977, pp.97-121 # #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= ASTM_A533B #NAME= HotRolled #NAME= SteelPlate #Stress_units= mpa #Strain_units= strain #Sy= 482. 0.2pc offset #Su= 627. #eu= 0 #strain at Su not reported #E= 200000. #FractureStrain= 1.17 #computed from %RA #FractureStress= 1288. #BHN= 0. #%RA= 69 % #saedigcurve_v2.2.f starts. # # NOTE!! The Following Points are <b>FITTED DATA:</b>#NOTE!! Fitted Stress computed using Experm. K' and n' #Stress_Units= MPa # Total Strain 2Nf Stress Mean Plastic Strain Initial # Amp Amp Stress Amp Elastic Mod. 1.17 1 1288. 0 1.164 200000. #Fitted_point monotonic fracture 0.03391 100 583.9 0. 0.03099 200000. #Fitted_point 0.02418 200 550.6 0. 0.02143 200000. #Fitted_point 0.01571 500 509.4 0. 0.01316 200000. #Fitted_point 0.01150 1000 480.3 0. 0.00910 200000. #Fitted_point 0.00855 2000 452.8 0. 0.00629 200000. #Fitted_point 0.00596 5000 418.9 0. 0.00386 200000. #Fitted_point 0.00464 10000 395.0 0. 0.00267 200000. #Fitted_point 0.00371 20000 372.4 0. 0.00184 200000. #Fitted_point 0.00285 50000 344.4 0. 0.00113 200000. #Fitted_point 0.00240 100000 324.7 0. 0.00078 200000. #Fitted_point 0.00207 200000 306.0 0. 0.00054 200000. #Fitted_point 0.00174 500000 282.9 0. 0.00033 200000. #Fitted_point 0.00157 1000000 267. 0. 0.00023 200000. #Fitted_point Sultimate/E/2 0.00157 2000000 267. 0. 0.00023 200000. #Fitted_point Sultimate/E/2 # #