#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 # AM 350 SS CRT condition: 20pc ColdReduced+Tempered # 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 2.8Mo # Sheet Spec. 0.75 inch wide G.L. Thick= not reported 2mm ? # 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-CRT #Name= 20pcCRT #Stress_units= mpa #Strain_units= strain #E= 200000 mpa #not reported, used data from ATI #Sy= 1280 mpa #Su= 1390 #eu= 0 not reported #%Elongation= 19 % #over 2 inch #BHN= 0 #not reported. Probably Very hard # NOTE !!: Converted to Sequiv = sqrt(Smax * Sampl) !! # NOTE !! StrainAmpl estimated with Sequiv/Emod !! #Equivalent Equivalent #StrAmpl 2Nf StsAmpl So PlsStrAmpl Emod 0.00414 39156 828 0 0 200000 0.00414 49872 828 0 0 200000 0.00414 51080 829 0 0 200000 0.00396 78166 793 0 0 200000 0.00396 82436 791 0 0 200000 0.00396 84206 792 0 0 200000 0.00380 88112 760 0 0 200000 0.00345 110486 690 0 0 200000 0.00380 114942 759 0 0 200000 0.00379 130932 759 0 0 200000 0.00345 153620 690 0 0 200000 0.00345 184540 689 0 0 200000 0.00293 188100 587 0 0 200000 0.00311 281700 621 0 0 200000 0.00311 324320 622 0 0 200000 0.00311 355960 621 0 0 200000 0.00248 401420 495 0 0 200000 0.00293 419800 586 0 0 200000 0.00259 519440 517 0 0 200000 0.00276 829160 552 0 0 200000 0.00292 1072860 585 0 0 200000 0.00275 1107820 551 0 0 200000 0.00258 1285840 516 0 0 200000 0.00292 1302600 584 0 0 200000 0.00249 1324100 497 0 0 200000 0.00241 1890800 482 0 0 200000 0.00248 1910800 497 0 0 200000 0.00276 2270600 552 0 0 200000 0.00293 2579200 586 0 0 200000 0.00241 21296000 483 0 0 200000 #runout 0.00241 22460000 483 0 0 200000 #runout # #