SAE Standard Fatigue Data File format

#SAE Standard Fatigue Data File format #
Pick one: #FDE_plot #FDE_fit # #
#
# SAE1020 AISI_it023 Rb=75 Bhn=135  Cold Drawn.
# Tested in As-Cold Drawn form, 
# NorthStar: ElecFurn., ConCast(150x150mm Billet), ColdSized, 25mmBar
# Chem.: 0.20wt%C .55Mn .01P .032S .18Si .11Cu .07Ni .18Cr .06Mo 0V
# 0Nb .018Al .001Ti .01Cobalt .0003B .01Sn
# 25%Pearlite, 75%Ferrite, ASTMgrainSize in longitud. direction= 5 to 7, 
# Inclusions: TypeA.lt. 0.5Hvy, TypeB,C=0, TypeD= 0.5Hvy,1.5Th
# Test: UoToledo  B.Li, F.Yin and A.Fatemi Jan.2000

#FileType= strain_life
#DataType= raw
#Name= SAE1020
#Name= ColdDrawn
#Name= AisiIt_23
#Stress_units= MPa
#Strain_units= strain
#Sy= 294.9
#Su= 502.2
#eu= 0.20 guestimated. Full tensile curve not shown
#E= 203000 (avg. of 17), reported=207000
#monotonic_K= 932.6
#monotonic_n= 0.239
#LowerYield= 288.9
#UpperYield= 331.2
#FractureStrain= 1.01
#FractureStress= 849
#%Elongation= 50 %
#%RA= 63.5
#MaterialForm= bar
#FailureDef= 50% load drop
#BHN= 135
#Hardness, Rockwell B= 75

#StrAmp  2Nf StsAmp  So CalcPlasStr InitialModulus
0.0200 498 483 0.3 0.01765 205000 #IGL
0.0200 504 501 -2.4 0.01757 201000 #IGL
0.0198 560 496 -1.8 0.01740 191000 #IGL
0.0100 2500 414 0.9 0.00795 197000 #IGL
0.0100 2750 421 -4.4 0.00795 214000 #IGL
0.0095 3198 422 -0.4 0.00744 194000 #IGL
0.0060 6962 393 -4.3 0.00408 218000 #IGL
0.0060 8596 374 -2.7 0.00416 196000 #IGL
0.0060 10094 373 -0.6 0.00417 200000 #IGL
0.0035 23898 340 -10.9 0.00184 223000 #IGL
0.0035 36468 311 1.5 0.00199 208000 #IGL
0.0035 40086 311 0.5 0.00194 200000 #IGL
0.00197 114406 251 20.1 0.00075 194000 #IGL
0.00198 186436 255 10.6 0.00075 195000 #IGL
0.00195 256966 249 3.7 0.00075 202000 #IGL
0.00123 966970 225 2.6 0.00014 201000 #IGL
0.00107 1219417 217 0.0 0.00000 203000 #IGL
0.001074 1820897 218 0.0 0.00000 203000 #IGL
#Basic Oxygen= False
#Electric Furnace= True
#Vacuum Degas= False
#Ladle Refined= False
#Ingot Cast= False
#Continuous Cast= True
#Pearlite, %= 25
#Ferrite, %= 75
#ASTM Grain Size No. (Min to Max)= 5 to 7
#Carbon, %= 0.2
#Manganese, %= 0.55
#Phosphorus, %= 0.01
#Sulfur, %= 0.032
#Silicon, %= 0.18
#Copper, %= 0.11
#Nickel, %= 0.07
#Chromium, %= 0.18
#Molybdenum, %= 0.06
#Vanadium, %= 0.00
#Columbium/Niobium, %= 0.00
#Aluminum, %= 0.019
#Lead, %= 0.000
#Titanium, %= 0.001
#Cobalt, %= 0.010
#Boron, %= 0.0003
#Tin, %= 0.010
#
#