# SAE8822 ThruCarburized Simulated Case, Axial ConstAmpl, HRc=58 # Low side Composition, Orig.Chem= 0.21C .81Mn .02P .026S .26Si # .18Cu .46Ni .50Cr .25Mo .005V .002Co .031Al .01Sn 15ppm_O # MacSteel Heat 23524, ElecFurn, LadleRef, ConCast,HotRolled 20.6mm # Microstructure is martensite with 9.1% Retained Austenite. # Inclusion TypeA (sulfide)=1.5T 0.0H TypeB(alumina)=0.5T 0.0H # TypeC(silicate)=0.0T 0.0H TypeD(globular)=1.0T 0.5H # IGO on surface. # Tested at U.Toledo 2009 #FileType= strain_life #DataType= raw #Name= SAE8822ThruCarb #Name= aisiIten.101 #Stress_units= MPa #Strain_units= strain #Sy= 1082 Note! did not reach 0.2% offset strain #Su= 1082 mpa Max stress reached #eu= 0.0057 strain at Su (from graph) #TrueFractureStress= 1082 #TrueFractureStrain= 0.0057 #E= 206100 #%RA= 0 #monotonic_K= 1864.5 #monotonic_n= 0.072 #FailureDef= 50% load drop #BHN= 615 from HRc=58 #StrAmpl 2Nf StsAmp So PlsStrAmpl IniEmod 0.005000 1008 1022 13.0 0.000230 205900 #IGL 0.005000 1774 1024 -73.2 0.000210 203800 #IGL 0.005010 3640 1033 -75.2 0.000220 208100 #IGL 0.003940 14758 810 92.1 0.000170 206900 #None 0.004000 15482 825 0.0 0.000000 206100 #IGL 0.004000 23206 825 0.0 0.000000 206100 #IGL 0.003500 37324 722 0.0 0.000000 206100 #IGL 0.003500 63756 722 0.0 0.000000 206100 #IGL 0.003000 88170 615 0.0 0.000000 206100 #IGL 0.003500 184368 722 0.0 0.000000 206100 #IGL 0.003000 5000000 618 0.0 0.000000 206100 #Runout 0.003000 5000000 619 0.0 0.000000 206100 #Runout # #