# # Fitted Curve ! to middle of all 8620 case files # SAE8620 Thru Carburized, #FileType= strain_life #DataType= fitted #Name= SAE8620carb #Name= Carburized #Name= Merged+fitted #Stress_units= MPa #Strain_units= strain # Monotonic details below are from AISI-Iter.71 #Sy= 1125.3 #Su= 1868.7 #E= 207900 #monotonic_K= 11109.0 #monotonic_n= 0.372 #FractureStrain= 0.0175 (use graph from original report) #FractureStress= 1857. #%RA= 0.1 #MaterialForm= bar #BHN= 615 converted from HRc # #NOTE!! The Following Points are <b>FITTED DATA:</b>#NOTE!! Fitted Stress computed using Experm. K' and n' #Stress_Units= MPa #Total Strain 2Nf Stress Mean Plastic Strain Initial ## Amp Amp Stress Amp Elastic Mod. 0.01761 1 3126.8 0. 0.00257 207900. #Fitted_point 0.01069 90 2062.2 0. 0.00077 207900. #Fitted_point manually 0.00842 800 1664.0 0. 0.00042 207900. #Fitted_point manually 0.00666 7000 1338.9 0. 0.00022 207900. #Fitted_point manually 0.00567 20000 1148.9 0. 0.00014 207900. #Fitted_point manually 0.00529 50000 1075.4 0. 0.00012 207900. #Fitted_point manually 0.00494 95000 1006.5 0. 0.00010 207900. #Fitted_point manually 0.00451 250000 922.0 0. 0.00008 207900. #Fitted_point manually 0.00393 1000000 807.3 0. 0.00005 207900. #Fitted_point manually 0.00360 3000000 739.4 0. 0.00004 207900. #Fitted_point manually 0.00336 10000000 691.8 0. 0.00003 207900. #Fitted_point manually 0.00336 15000000 691.8 0. 0.00003 207900. #Fitted_point manually # #