SAE Standard Fatigue Data File format

#SAE Standard Fatigue Data File format #
Pick one: #FDE_plot #FDE_fit # #
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# AISI Bar Group Fatigue Test Series
#MaterialForm= bar
#FileType= strain_life
#DataType= fitted
#Name= SAE1541steel
#Name= Iter001
#Name= Normalized, 1650F
#Units= MPa
#E= 206824
#Process= Normalized, 1650F
#Iter= 1
#Fat.Str_@10**6Cycles= 260.
#Sy= 471.2
#Su= 783.2
#%RA= 55.1
#ELong= 38.7
#BHN= 180
#Hardness, Rockwell B= 91
#FailureDef= 50% load drop
#Total Strain Amplitude, 2Nf, Stress Amplitude, Mean Stress, Calculated Plastic Strain Amplitude, Initial Elastic Modulus
#Basic Oxygen= True
#Electric Furnace= False
#Vacuum Degas= False
#Ladle Refined= True
#Ingot Cast= False
#Continuous Cast= True
#Pearlite, %= 71
#Ferrite, %= 29
# SAE1541ste Iter001    BHN=  180 Fn=    0
#          Monotonic Props.       Cyclic Props.
#ELAS. MOD.= 29997. KSI,  207. GPA     K'        = 192.0 KSI,  1324.MPA
#YIELD,0.2%=    68. KSI,  471. MPA     N'        = 0.1756
#ULT. STRG.=   114. KSI,  783. MPA     F. STRG COEF=  143.9 KSI,  992.MPA
#K       =      0.0 KSI,      0. MPA   F.STRG EXP, b=-0.0783
#N            = 0.0000                 FAT DUCT COEF=   0.1933
#RED. IN AREA = 55.1                   F.DUCT EXP, c=-0.4457
#T. FRAC. STG.=   0.0 KSI,    0. MPA   Exp Cyc Yld  =   64. Ksi, 445.MPA
#T. FRAC. STR.= 0.000                  Fit Cyc Yld  =   61. Ksi, 423.MPA
#No. fatigue data points=   23
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# 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.
   0.19811          1   910.3      0.   0.19371    206824. #Fitted_point
   0.14648          2   864.5      0.   0.14230    206824. #Fitted_point
   0.09858          5   807.5      0.   0.09468    206824. #Fitted_point
   0.07328         10   766.8      0.   0.06958    206824. #Fitted_point
   0.05466         20   728.3      0.   0.05114    206824. #Fitted_point
   0.03735         50   680.3      0.   0.03406    206824. #Fitted_point
   0.02817        100   646.2      0.   0.02505    206824. #Fitted_point
   0.02140        200   613.8      0.   0.01843    206824. #Fitted_point
   0.01507        500   573.6      0.   0.01229    206824. #Fitted_point
   0.01169       1000   544.9      0.   0.00906    206824. #Fitted_point
   0.00918       2000   517.8      0.   0.00668    206824. #Fitted_point
   0.00681       5000   484.1      0.   0.00447    206824. #Fitted_point
   0.00552      10000   460.1      0.   0.00330    206824. #Fitted_point
   0.00455      20000   437.3      0.   0.00244    206824. #Fitted_point
   0.00361      50000   409.1      0.   0.00164    206824. #Fitted_point
   0.00309     100000   389.0      0.   0.00121    206824. #Fitted_point
   0.00268     200000   369.9      0.   0.00090    206824. #Fitted_point
   0.00228     500000   346.0      0.   0.00060    206824. #Fitted_point
   0.00204    1000000   329.0      0.   0.00045    206824. #Fitted_point
   0.00184    2000000   312.8      0.   0.00033    206824. #Fitted_point
   0.00163    5000000   292.4      0.   0.00022    206824. #Fitted_point
   0.00151   10000000   277.8      0.   0.00016    206824. #Fitted_point
   0.00139   20000000   263.8      0.   0.00012    206824. #Fitted_point
   0.00127   50000000   246.2      0.   0.00008    206824. #Fitted_point
   0.00119  100000000   233.6      0.   0.00006    206824. #Fitted_point
   0.00111  200000000   221.5      0.   0.00004    206824. #Fitted_point
   0.00103  500000000   206.5      0.   0.00003    206824. #Fitted_point
   0.00097 1000000000   195.7      0.   0.00002    206824. #Fitted_point
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