# #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 # # NOTE: Fitted Data !! # B40PO Rephosphorized, As cold-rolled, Bethlehem Steel from 0.053inch plate # may conform to: HSLA-40 HSLA-275(metric) ASTM Ferrite Grain size 11.3 # Batch Anneal, Skin pass. Elongation=31% over 2.0inches. # Chem.: .08C wt% .52Mn .094P .013S lt.01Si lt.005Al lt.002V lt.005Cb # .006N lt.02Mo lt.01Cr lt.01Ti lt.01Ni .020Cu .006Ce lt.002Sn (lt=less than) # 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 # Data digitized from graphs and may contain errors. # #FileType= strain_life #DataType= fitted #TIMEcol= 0 #NAME= B40POsteel #NAME= ColdRolled #NAME= HSLA-40 #Stress_units= ksi #Strain_units= strain #Sy= 47.5 0.2pc offset X 6.89 =327mpa #Su= 63.5 =438mpa #eu= 0 #strain at Su not reported #E= 29500. #FractureStrain= 0 not reported #FractureStress= 0. #monotonic_K= 0 #monotonic_n= 0 #BHN= 0. #%RA= 0 #saedigcurve_v2.2.f starts. # NOTE!! The Following Points are <b>FITTED DATA:</b>#NOTE!! Fitted Stress computed using Experm. K' and n' #StrAmpl 2Nf StsAmpl So PlasStrAmpl IniMod 1.33670 1 66.7 0. 1.33444 29500. #Fitted_point 0.01109 2000 44.1 0. 0.00960 29500. #Fitted_point 0.00672 5000 41.9 0. 0.00530 29500. #Fitted_point 0.00475 10000 40.4 0. 0.00338 29500. #Fitted_point 0.00347 20000 38.9 0. 0.00215 29500. #Fitted_point 0.00244 50000 37.0 0. 0.00119 29500. #Fitted_point 0.00196 100000 35.6 0. 0.00076 29500. #Fitted_point 0.00165 200000 34.3 0. 0.00048 29500. #Fitted_point 0.00137 500000 32.6 0. 0.00027 29500. #Fitted_point 0.00123 1000000 31.4 0. 0.00017 29500. #Fitted_point 0.00113 2000000 30.2 0. 0.00011 29500. #Fitted_point 0.00104 5000000 28.8 0. 0.00006 29500. #Fitted_point # #