# SAE1552 Simul.Case Induction thru hardened AISI Iter.92 HRc=57 # Lots of Scatter in data set due to high hardness. Beware. # Use caution in application. No data reported above .0023 Strain Ampl. # MacSteel Monrow Heat M10473 ElecFurn LadleRef. Concast HorRolled 25.7mm bar # Chem.: 0.52%C 1.43Mn .011P .012S .24Si .09Cu .09Ni .10Cr .01Mo # .066V .001Nb .001Al .0001Pb .001Ti .01Co .0003B .005Sn 115pppm_N # Axial Specimens machined, induction hardened, polished. # Martensite 95% Bainite 5% # Tested by A.A. Rteil Uwaterloo, 2006 # SEM report available at bottom of Fatigue report. #FileType= strain_life #DataType= raw #Name= SAE1552 #Name= AisiIter.92 #Name= ThruInducHard #Stress_units= MPa #Strain_units= strain #Sy= 933 (same as Su) #Su= 933 average of two tests #eu= 0.0047 #E= 206824 rough average of tensile and cyclic Emod #%RA= 0. #MaterialForm= bar #FailureDef= 50% load drop #Hardness, Rockwell C= 57 #BHN= 595 #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0030 93590 635 0.0 0.00000 206824 #None 0.0020 120832 404 0.0 0.00000 206824 #None 0.0025 140938 519 0.0 0.00000 206824 #None 0.0023 171904 467 0.0 0.00000 206824 #None 0.0016 231954 313 0.0 0.00000 206824 #None 0.0023 463802 461 0.0 0.00000 206824 #None 0.0010 535474 194 0.0 0.00000 206824 #None 0.0018 930010 372 0.0 0.00000 206824 #None 0.0014 2164318 279 0.0 0.00000 206824 #None 0.0012 3371464 245 0.0 0.00000 206824 #None 0.0008 10000000 158 0.0 0.00000 206824 #Runout 0.0020 10000000 415 0.0 0.00000 206824 #Runout 0.0020 10000000 410 0.0 0.00000 206824 #Runout 0.0010 10000000 197 0.0 0.00000 206824 #Runout 0.0010 10000000 195 0.0 0.00000 206824 #Runout 0.0008 10000000 156 0.0 0.00000 206824 #Runout 0.0008 10000000 150 0.0 0.00000 206824 #Runout 0.0016 10000000 329 0.0 0.00000 206824 #Runout #Electric Furnace= True #Ladle Refined= True #Continuous Cast= True #Martensite, %= 100 # #