#Copyright (C) 2021 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 # AISI 301 SS, 50pc ColdRolled (full hard based on Sy) # WARNING !! Original tests run with Mean Stress= +40ksi !! # WARNING !! Stress Ampl converted with Seqiv= sqrt(Smax * Sampl) # based on SmithWatsonTopper parameter. !!! # # Chem.: .089C .15Mn .023P .017S .47Si 17.3Cr 7.70Ni .05Co .16Mo # Sheet Spec. 0.75 inch wide G.L. Thick= not reported 2mm ? # Some stringer type inclusions up to 0.006 in. observed # Spec. cleaned but not polished. # Test freq. 30 hz, axial (not servo-hydraulic, but looks ok) # All tests run with 40ksi mean stress. Smax plotted vs Nf # Ref.: W. Illg, C.B.Castle, "Fatigue of four stainless steels # Ref.: and three titanium alloys before and after exposure to # Ref.: 550F (561K) up to 8800 hours", NASA TN D-2899, July 1965 # Data digitzed from graphs. May contain errors. #FileType= strain_life #DataType= raw #TIMEcol= 0 #Name= AISI-301-SS #Name= Stainless #Stress_units= mpa #Strain_units= strain #E= 162000 mpa #not reported, used data from MHirsch #Sy= 1400 mpa #Su= 1500 #eu= 0 not reported #%Elongation= 4 % #over 2 inch (Similar to ATI data) #BHN= 380 #not reported. Use data from ATI tech sheet # NOTE !!: Converted to Sequiv = sqrt(Smax * Sampl) !! # NOTE !! StrainAmpl estimated with Sequiv/Emod !! #Equivalent Equivalent #StrAmpl 2Nf StsAmpl So PlsStrAmpl Emod 0.00427 35256 691 0 0 162000 0.00426 41342 690 0 0 162000 0.00427 45010 692 0 0 162000 0.00384 62124 622 0 0 162000 0.00383 64646 621 0 0 162000 0.00426 70498 690 0 0 162000 0.00384 72082 622 0 0 162000 0.00341 94346 553 0 0 162000 0.00426 99028 690 0 0 162000 0.00341 99754 552 0 0 162000 0.00339 120762 550 0 0 162000 0.00340 133232 552 0 0 162000 0.00298 139896 483 0 0 162000 0.00341 143518 553 0 0 162000 0.00256 145726 415 0 0 162000 0.00341 157500 553 0 0 162000 0.00341 168740 552 0 0 162000 0.00255 206880 414 0 0 162000 0.00341 299440 552 0 0 162000 0.00255 339000 414 0 0 162000 0.00256 405000 414 0 0 162000 0.00298 437000 483 0 0 162000 0.00340 810400 551 0 0 162000 0.00341 1590600 552 0 0 162000 0.00350 3258800 566 0 0 162000 0.00256 3264200 414 0 0 162000 0.00298 3743600 483 0 0 162000 0.00277 7264600 449 0 0 162000 0.00256 13332200 414 0 0 162000 0.00299 15870000 484 0 0 162000 #runout 0.00299 21196000 484 0 0 162000 #runout 0.00340 21230000 551 0 0 162000 #runout 0.00255 21386000 414 0 0 162000 #runout 0.00298 23076000 482 0 0 162000 #runout # #