SAE Standard Fatigue Data File format

#SAE Standard Fatigue Data File format #
Pick one: #FDE_plot #FDE_fit # #
#
# SAE4320 Rc=60 Thru Carburized Simul. Case    Aisi Iter 50  HRc=60
# Timken Ht 28453: ElecFurnace, ConCast(279x375) HotRolled to 63.5mmbar
# Thru Carburized,   100%Martensite, 
# 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 July 2002

#FileType= strain_life
#DataType= raw
#Name= SAE4320
#Name= AisiIt_50
#Name= ThruCarburized
#Stress_units= MPa
#Strain_units= strain
#Sy= 1250.0
#Su= 1800. is also fracture.
#eu= 0.018 strain at Su and also fracture
#E= 201000
#monotonic_K= 6856.0
#monotonic_n= 0.273
#TrueFractureStrain= 0.022
#TrueFractureStress= 2060
#%RA= 2.2
#%Elongation= 0.018 % same as fracture
#MaterialForm= bar
#FailureDef= 50% load drop
#BHN= 600
#Hardness, Rockwell C= 60

#StrAmp  2Nf StsAmp  So CalcPlasStr InitialModulus
0.0101 522 1914 0.0 0.00054 203000 #None
0.0101 794 1890 0.0 0.00072 200000 #None
0.0101 952 1908 0.0 0.00057 202000 #None
0.0083 3968 1602 0.0 0.00034 193000 #None
0.0083 5864 1608 0.0 0.00029 201000 #None
0.0083 6334 1608 0.0 0.00028 204000 #None
0.0060 29018 1192 0.0 0.00009 198000 #None
0.0061 58772 1192 0.0 0.00012 197000 #None
0.0060 85384 1168 0.0 0.00019 195000 #None
0.0051 178952 1010 0.0 0.00003 200000 #None
0.0041 354562  816 0.0 0.00003 200000 #None
0.0050 421988 1010 0.0 0.00002 200000 #None
0.0041 474468  790 0.0 0.00000 202000 #None
0.0036 10000000 691 0.0 0.00000 205000 #Runout
0.0036 10000000 719 0.0 0.00000 199000 #Runout
0.0035 10000000 718 0.0 0.00000 205000 #Runout
0.0040 4324504  840 0.0 0.00000 208000 #None
0.0035 4982040  691 0.0 0.00000 198000 #None

#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
#
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