# Note: Periodic Overload Tests ! # AISI 8615+Carburized Bending samples AISI Iter 163 "Deep Case" # Carburized Case/Core Composite 4 pt Bend. specimen. Constant Ampl # CrossSection= 0.25inch deep x 0.50in wide, Kt= 1.0 # See Chrysler Metallurgy and Hardness report #144326 # Chem. Before Carburized wt%: 0.11C .84Mn .009P .035S # .30Si .15Cu .40Ni .60Cr .20Mo .005V .002Nb .03Al # ElecFurnace=True VacuumDegas=True LadleRefined=True ConCast= True # Austen. at 1700F w 0.9%C potential for 3.5hrs, Step down to 1500F then # Quench in 150F oil, temper at 400F. # HRc Hardness profile: Surface=60, 50@.028", 35@.05" # Core has lots of ferrite. # Tested by A.El-Menoufy, U.Waterloo. #FileType= strain_life #DataType = raw #Name= SAE8615bend #Name= Carburized #Name= Iter-164 #Units= MPa #E= 206824 ?? Probably not from bending specimen.? #RawMaterialForm= bar #FailureDef= 50% load drop #Note!! : Loads were not recorded in these tests. #TotStrAmpl 2Nf StsAmpl MeanSts, CalcPlasStrAmpl InitialElas Mod 0.005500 380 0 0.0 0.000000 0 0.005500 3200 0 0.0 0.000000 0 #0.004500 13890 0 0.0 0.000000 0 #0.004500 17690 0 0.0 0.000000 0 #0.004400 33920 0 0.0 0.000000 0 #Tests above are Const. Ampl from iter 163 #A "#" as 1st char comments out the line #Tests below are Periodic Overload (Loads not observed) 0.0016 28231 0 0 0 0 0.0013 36126 0 0 0 0 0.001 27195 0 0 0 0 0.0007 240628 0 0 0 0 0.0002 1620291 0 0 0 0 0.0002 1326841 0 0 0 0 0.0002 2439530 0 0 0 0 0.0002 2951908 0 0 0 0 0.0002 1455621 0 0 0 0 0.0003 1089933 0 0 0 0