#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, Double Aged # WARNING !! Original tests run with Mean Stress= +40ksi !! # WARNING !! Stress Ampl converted with Seqiv= sqrt(Smax * Sampl) # based on SmithWatsonTopper parameter. !!! # # Chem.: .080C .76Mn .019P .012S .30Si 16.8Cr 4.15Ni 2.80Mo # Sheet Spec. 0.75 inch wide G.L. Thick= not reported 2mm ? # HeatTreat: Heat 1375F in Argon for 3hrs, Air Cool to 80F # HeatTreat: then heat to 850F in argon for 3hrs. Air cool # 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= AM350-SS #Name= DoubleAged #Stress_units= mpa #Strain_units= strain #E= 200000 mpa #not reported, used data from MHirsch #Sy= 1090 mpa #Su= 1210 #eu= 0 not reported #%Elongation= 13 % #over 2 inch #BHN= 0 #not reported # NOTE !!: Converted to Sequiv = sqrt(Smax * Sampl) !! # NOTE !! StrainAmpl estimated with Sequiv/Emod !! #Equivalent Equivalent #StrAmpl 2Nf StsAmpl So PlsStrAmpl Emod 0.00413 24958 826 0 0 200000 0.00413 28736 825 0 0 200000 0.00413 32304 825 0 0 200000 0.00378 49486 756 0 0 200000 0.00378 51364 756 0 0 200000 0.00344 69440 688 0 0 200000 0.00378 70114 756 0 0 200000 0.00343 71502 687 0 0 200000 0.00344 81890 688 0 0 200000 0.00344 85224 687 0 0 200000 0.00344 140510 688 0 0 200000 0.00344 181380 687 0 0 200000 0.00309 181560 618 0 0 200000 0.00327 220940 654 0 0 200000 0.00275 316860 551 0 0 200000 0.00309 324220 618 0 0 200000 0.00275 325400 551 0 0 200000 0.00310 339200 620 0 0 200000 0.00327 488080 655 0 0 200000 0.00310 680920 620 0 0 200000 0.00292 1073560 584 0 0 200000 0.00292 1141300 583 0 0 200000 0.00292 2666000 585 0 0 200000 0.00292 5599200 584 0 0 200000 0.00257 7045200 515 0 0 200000 0.00275 21348000 550 0 0 200000 #runout 0.00292 21394000 584 0 0 200000 #runout 0.00257 21702000 515 0 0 200000 #runout 0.00275 23430000 551 0 0 200000 #runout # #