# # SAE4140 Induction Thru Hardened to Rc38, 70%Bainite 30% Ferrite # Original Timken Elec.Furnace, IngotCast, HotRolled 57mm bar(2.25in.) # Tested A.A.Rteil U.Waterloo #FileType= strain_life #DataType= raw #Name= SAE4140 #Name= AisiIt_93 #Name= Induc.Hardened #Stress_units= MPa #Strain_units= strain #Sy= 1363.0 #Su= 1514.0 #E= 201400 #monotonic_K= 1911.0 #monotonic_n= 0.055 #%RA= 48 #FractureStrain= 0.65 #FractureStress= 2071 #MaterialForm= bar #FailureDef= 50% load drop #Hardness, Rockwell C= 38 #BHN= 353 #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0099 1834 1014 0.0 0.00490 0000 #None 0.0099 2588 1000 0.0 0.00497 0000 #None 0.0099 3142 993 0.0 0.00500 0000 #None 0.0080 5562 942 0.0 0.00330 0000 #None Typo in PlStr Corrected 0.0080 6140 931 0.0 0.00360 0000 #None 0.0080 6270 950 0.0 0.00325 0000 #None 0.0070 7812 909 0.0 0.00247 0000 #None 0.0070 8134 923 0.0 0.00239 0000 #None 0.0060 8166 901 0.0 0.00157 0000 #None 0.0060 12872 903 0.0 0.00156 0000 #None 0.0061 13510 897 0.0 0.00163 0000 #None 0.0050 14070 907 0.0 0.00051 0000 #None 0.0050 15328 924 0.0 0.00041 0000 #None 0.0050 36012 892 0.0 0.00055 0000 #None 0.0040 54960 775 0.0 0.00000 0000 #None 0.0040 66680 780 0.0 0.00000 0000 #None 0.0040 72376 783 0.0 0.00000 0000 #None Typo corrected strainAmpl. 0.0031 329614 599 0.0 0.00000 0000 #None 0.0031 5336566 603 0.0 0.00000 0000 #None 0.0035 8962288 679 0.0 0.00000 0000 #None Typo corr. StsAmpl. 0.0027 10000000 532 0.0 0.00000 0000 #Runout 0.0030 10000000 581 0.0 0.00000 0000 #Runout 0.0027 10000000 586 0.0 0.00000 0000 #Runout 0.0028 10000000 599 0.0 0.00000 0000 #Runout #Carbon, %= 0.41 #Manganese, %= 0.96 #Phosphorus, %= 0.009 #Sulfur, %= 0.009 #Silicon, %= 0.23 #Copper, %= 0.20 #Nickel, %= 0.16 #Chromium, %= 0.99 #Molybdenum, %= 0.2 #Vanadium, %= 0.00 #Columbium/Niobium, %= 0.00 #Aluminum, %= 0.031 #Lead, %= 0.001 #Titanium, %= 0.003 #Calcium, %= 0.00 #Zirconium, %= 0.001 #Boron, %= 0.0004 #Tin, %= 0.009 #Nitrogen, ppm= 130 # #