# # AISI 16MnCr5 Carburized Case+Core 4pt Bending Const.Ampl. # OriginalMatl: ElecFurnace, VacDegas LadleRef Concast HotRollBar # Original Chem.: 0.16C wt% 1.22Mn .018P .034S .07Si .23Cu .11Ni 1.06Cr # .040Mo .002V .002Columb .02Al then carburized at 1900F, Surf. HRc= 58.7 # Objective: See if grain growth occurs at 1900F in a non Modified material. # No "fisheye" cracks apparent on any fracture surface. # Stress converted from loads using Mc/I analysis # Moment arm of load couple is 2.5 inch. I =0.00065104 in^4 # There were mean loads observed during testing # Stress converted from loads using Mc/I analysis # Tested by W.H. Liang, U.Waterloo, 2018 #FileType= strain_life #DataType= raw #Name= AISI-16MnCr5-Steel #Name= 4PtBendSample #Name= AISIiter201A #Stress_Units= mpa #Strain_Units= strain #Sy= 0 #Su= 0 #E= 177716 #monotonic_K= 0 #monotonic_n= 0. #MaterialForm= bar #FailureDef= 50% load drop #BHN= 630 on surface, converted from HRc= 58.7 #StrAmp 2Nf StsAm So PlsStr iniEmod 0.010050 848 1363 0.00 0 135631 0.009950 600 1431 0.00 0 143854 0.007645 1452 1311 0.00 0 171535 0.007470 1320 1380 0.00 0 184691 0.007400 2218 1222 0.00 0 165195 0.005925 4498 1119 0.00 0 188864 0.005870 7882 1069 0.00 0 182177 0.005450 17344 1034 0.00 0 189764 0.005050 31876 931 0.00 0 184315 0.004765 78540 885 0.00 0 185790 0.004515 98904 798 0.00 0 176836 0.004690 99440 840 0.00 0 179058 0.004790 122850 815 0.00 0 170138 0.003710 330300 755 0.00 0 203498 0.003855 380460 705 0.00 0 182966 0.003825 2000000 643 0.00 0 168178 #runout 0.003450 2000000 633 0.00 0 183461 #runout 0.003180 2000000 645 0.00 0 202940 #runout # #