#Copyright (C) 2025 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 # # Inconel 718 Tested 22C heats 1,2,3 # Specimens cut from annealed plates. Solution Anneal 1038 2h, air cool, # duplex age 760C hold 10h,furnace cool to 649C hold 8h, air cool. # Hourglass shape specimens. Diametral tests(?). # Emods not reported, taken from literature. Hardness converted from Su. # StsAmp vs PlasStrAmpl graph missing points. Check the original Ref. !! # Ref.: C.R.Brinkman and G.E.Korth, "Strain Fatigue and Tensile Behavior # Ref.: of Inconel 718 from Room Temperature to 650C," J.of Test. Eval., V2N4 # Ref.: July 1974, pp.249-259. Difficult to correlate Strain-Life-Stress. # Chem.: 3 heats similar but heat3 has only 0.06 Co, See Ref for details. # # #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= IN718 #NAME= NickelBased #Name= Test22C #Stress_units= mpa #Strain_units= strain #Sy= 1120 avg of 1105 1125 1131 #Su= 1385 avg 1386 1389 1380 #eu= 0.202 engr. Strain #From Fig3 #E= 205000 mpa taken from literature #FractureStrain= 0.511 from %RA #FractureStress= 0 not reported #monotonic_K= 0 not reported #monotonic_n= 0 not reported #BHN= 401 converted from Su #%RA= 40 % #StrAmpl 2Nf StsAmpl So PlasStrAmpl EMod #heat-1 0.02484 362 1459 0 0.01888 205000 0.02461 376 1442 0 0.01850 205000 0.01489 1348 1202 0 0.00929 205000 0.01001 3706 1143 0 0.00451 205000 0.00488 23346 954 0 0.00024 205000 0.00397 49424 796 0 0.00006 205000 0.00396 65038 781 0 0.00003 205000 0.00334 255742 672 0 0.00001 205000 #heat-2 0.01414 1419 1214 0 0.00797 205000 0.00870 2566 1145 0 0.00409 205000 0.00414 16120 932 0 0.00030 205000 0.00496 19982 904 0 0.00004 205000 0.00428 30310 743 0 0.00002 205000 0.00450 34210 837 0 0.00042 205000 0.00395 88118 720 0 0.00044 205000 0.00323 220580 621 0 0.00020 205000 0.00329 233786 616 0 0.00029 205000 0.00273 688600 559 0 0.00000 205000 0.00254 1585300 521 0 0.00000 205000 #runout #heat-3 0.02619 379 1417 0 0.01831 205000 0.01599 1888 1086 0 0.00479 205000 0.01018 2556 1211 0 0.00452 205000 0.00505 17060 955 0 0.00040 205000 0.00509 25408 790 0 0.00006 205000 0.00390 55142 788 0 0.00003 205000 0.00394 61358 665 0 0.00001 205000 0.00322 130840 659 0 0.00002 205000 0.00316 264074 648 0 0.00000 205000 # #