#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 # # B80RK steel from 0.052inch sheet, Bethlehem Steel # Aluminum Killed, Cold-rolled, Stress-Relief Anneal, Skin-pass. # Probably qualifies for HSLA-80 or HSLA550(metric) # Elongation in 2inch = 13% # Ref.: G.A.Miller and H.S.Reemsnyder, "Strain-Cycle Fatigue of Sheet and # Plate Steels I: Test Method Development and Data Presentation," # SAE Paper 830175, Detroit MI, Feb28-Mar.4, 1983. More details about # steel available from one of paper's authors at: www.hsreemsnyder.com # Data digitized by F.D.+E. from graphs and may contain errors. # #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= B80RKsteel #NAME= HSLA550 #NAME= ColdRolled #Stress_units= ksi #Strain_units= strain #Sy= 81.5 0.2pc offset X 6.89 = 562 mpa #Su= 88.5 = 610 mpa #eu= 0 #strain at Su not reported #E= 29500. #FractureStrain= 0 #FractureStress= 0. #monotonic_K= 0 #monotonic_n= 0 #BHN= 0. #%RA= 0 % #StrAmpl 2Nf StsAmpl So PlasStrAmpl IniMod NeuberStressAmpl 0.00997 1356 65.0 0 0.00777 29500 138.3 0.01031 1775 67.2 0 0.00803 29500 142.9 0.01019 1898 65.9 0 0.00796 29500 140.7 0.01011 2257 65.9 0 0.00787 29500 140.1 0.00764 3511 68.6 0 0.00531 29500 124.3 0.00755 3940 63.6 0 0.00540 29500 119.0 0.00758 4822 64.6 0 0.00539 29500 120.1 0.00504 8099 60.7 0 0.00298 29500 95.0 0.00493 9265 60.3 0 0.00289 29500 93.6 0.00496 9816 60.3 0 0.00292 29500 94.0 0.00501 13224 60.9 0 0.00295 29500 94.9 0.00503 14419 60.9 0 0.00297 29500 95.0 0.00503 15130 59.4 0 0.00302 29500 93.9 0.00502 16183 61.3 0 0.00295 29500 95.3 0.00201 218789 50.9 0 0.00028 29500 54.9 0.00201 367696 49.8 0 0.00032 29500 54.3 0.00200 378459 47.6 0 0.00039 29500 53.0 0.00198 393285 48.3 0 0.00034 29500 53.1 0.0015 3047140 44.3 0 0.00000 29500 44.3 #runout 0.0010 4516900 29.5 0 0.00000 29500 29.5 #runout # #