# # SAE4320 Quenched + Tempered Simulated Carb. Core AISI iter 49 HRc=33 # Rb=94, BHN=188 85%Martensite, 10%Bainite, 5%Ferrite # Timken Ht.28453: ElecFrun., ConCast(279x375), HotRolled to 63.5mm bar # Chem.: 0.18wt%C .48Mn .006P .02S .26Si .17Cu 1.74Ni .58Cr # .17Mo 0V Inclusions TypeA,B,C, none, TypeD=1 # Test: UoWaterloo M.Khalil, T.Topper March 2002 #FileType= strain_life #DataType= raw #Name= SAE4320 #Name= Quench+Temper #Name= AisiIt_49 #Stress_units= MPa #Strain_units= strain #Sy= 920.0 #Su= 994.0 #eu= 0.030 engr. strain at Su #E= 202000 #monotonic_K= 1127.0 #monotonic_n= 0.031 #FractureStrain= 99. #FractureStress= 1336. #%RA= 63. #%Elongation= 43 % over 0.3 inch gauge #MaterialForm= bar #FailureDef= 50% load drop #BHN= 188 #Hardness, Rockwell B= 94 Rc=28-35 #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0101 1480 688 0.0 0.00668 204000 #None 0.0101 1600 685 0.0 0.00667 203000 #None 0.0084 2580 662 0.0 0.00512 203000 #None 0.0101 2742 685 0.0 0.00670 201000 #None 0.0082 3436 675 0.0 0.00482 201000 #None 0.0084 4014 678 0.0 0.00501 191000 #None 0.0060 4358 668 0.0 0.00273 204000 #None 0.0060 10140 663 0.0 0.00275 203000 #None 0.0060 12240 666 0.0 0.00273 201000 #None 0.0048 12258 643 0.0 0.00159 201000 #None 0.0040 38216 650 0.0 0.00079 202000 #None 0.0041 41986 645 0.0 0.00094 203000 #None 0.0041 50060 639 0.0 0.00088 204000 #None 0.0032 188026 606 0.0 0.00000 201000 #None 0.0028 979058 553 0.0 0.00000 202000 #None 0.0025 10000000 517 0.0 0.00000 201000 #Runout 0.0025 10000000 520 0.0 0.00000 201000 #Runout 0.0025 10000000 517 0.0 0.00000 203000 #Runout #Carbon, %= 0.18 #Manganese, %= 0.48 #Phosphorus, %= 0.006 #Sulfur, %= 0.02 #Silicon, %= 0.26 #Copper, %= 0.17 #Nickel, %= 1.74 #Chromium, %= 0.58 #Molybdenum, %= 0.17 #Vanadium, %= 0.00 # #