#
#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 # # Nickel Based IN738LC tested at Room Temp. # Ref. 1: J.Guo and D.Ranucci, "Low cycle fatigue behaviour of cast nickel-base # superalloy IN738LC at room temperature," Int.J.Fatigue, April 1983, p.95 # Ref. 2: Inco Data sheet "ALLOY IN-738 TECHNICAL DATA", PDF at: # http://www.nickelinstitute.org/~/Media/Files/TechnicalLiterature/IN_738Alloy_PreliminaryData_497_.pdf # Data digitized from graphs and probably contain some errors. # Fatigue limit data point from Ref.2 is commented out. It is not plausible. # #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= IN738LC #NAME= NickelBase #NAME= Superalloy #Stress_units= mpa #Strain_units= strain #Sy= 896. 0.2pc offset = 130 ksi from Ref.2 #Su= 1033. from Ref.2 #eu= 0 #strain at Su not reported #E= 200500. mpa =29100 ksi from Ref.2 #FractureStrain= 0.094 from %RA #FractureStress= 2300. computed from intercept of elast.Str vs Nf #monotonic_K= 0 not reported #monotonic_n= 0 not reported #BHN= 0. #%RA= 9. % from Ref.2 #StrAmpl 2Nf StsAmpl So PlasStrAmpl IniMod NeuberStressAmpl 0.0085 181 966 0 0.00306 200500 1283 0.0075 359 1005 0 0.00215 200500 1229 0.00625 1114 889 0 0.00124 200500 1055 0.0056 1488 877 0 0.00086 200500 992 0.0050 5072 857 0 0.00048 200500 927 #Fatigue limit point from Ref.2. Does not seem plausible given #the data above. If you wish to activate it, remove the # char. #at the begining of line. #0.00062 100000000 124 0 0 200500 124 # #