SAE Standard Fatigue Data File format

#SAE Standard Fatigue Data File format #
Pick one: #FDE_plot #FDE_fit # #
#
# SAE1070 Bhn=286, Induction Hardened  Aisi Iter_36 HRc=30
# Heat treated to simulate core of an Induction Hardened part
# Republic Steel BasicOxygen LadleRef. ConCast(310x372mm) 
# HotRolled to 50mmBar. Induction hardened. 69%Pearlite, 31%Ferrite, 
# Inclusions: TypeA,B,C= none, TypeD=1
# Chem.: 0.70%C .98Mn .014P .024S .28Si .02Cu .01Ni .11Cr .05Mo
# .031 Al  33ppm_N
# Considerable scatter in two Tensile tests
# Test: UoWaterloo, M.Kalil, T.Topper. Oct.2000

#FileType= strain_life
#DataType= raw
#Name= SAE1070
#Name= AisiIt_36
#Name= InducHardended
#Stress_units= MPa
#Strain_units= strain
#Sy= 520.0
#Su=         659.0 lowest  1081    highest
#eu=         0.122         0.087   engr.Strains at  Su 
#%Elongation= 35     and     16 %  observed
#E= 207000
#monotonic_K= 1485.0
#monotonic_n= 0.177
#FractureStrain= 0.459
#FractureStress= 1360 (Bridgeman corrected)
#%RA= 36.
#MaterialForm= bar
#FailureDef= 50% load drop
#BHN= 280
#Hardness, Rockwell C= 30  Ranges from Rc=26 to Rc=34
#StrAmp  2Nf StsAmp  So CalcPlasStr InitialModulus
0.0203       404 790 0.0 0.01654 207000 #None
0.0205       660 784 0.0 0.01672 206000 #None
0.0100      2666 632 0.0 0.00699 208000 #None
0.0101      3022 643 0.0 0.00700 212000 #None
0.0102      3484 638 0.0 0.00708 215000 #None
0.0081      4304 595 0.0 0.00527 211000 #None
0.0081      4726 581 0.0 0.00527 207000 #None
0.0081      5384 598 0.0 0.00525 206000 #None
0.0061     11640 503 0.0 0.00366 211000 #None
0.0061     11862 608 0.0 0.00318 212000 #None
0.0061     12320 541 0.0 0.00347 203000 #None
0.0040     33066 457 0.0 0.00184 204000 #None
0.0040     35598 460 0.0 0.00177 203000 #None
0.0039     44002 446 0.0 0.00175 207000 #None
0.00309   102222 396 0.0 0.00118 206000 #None
0.00309   102642 407 0.0 0.00113 210000 #None
0.00309   216102 441 0.0 0.00097 212000 #None
0.00249   225688 360 0.0 0.00076 206000 #None
0.00249   278078 391 0.0 0.00062 212000 #None
0.00222 10000000 385 0.0 0.00037 209000 #Runout
0.00228 10000000 377 0.0 0.00047 210000 #Runout
0.00225 10000000 336 0.0 0.00063 207000 #Runout
#Basic Oxygen= True
#Ladle Refined= True
#Continuous Cast= True
#Pearlite, %= 69
#Ferrite, %= 31
#Carbon, %= 0.7
#Manganese, %= 0.98
#Phosphorus, %= 0.014
#Sulfur, %= 0.024
#Silicon, %= 0.28
#Copper, %= 0.02
#Nickel, %= 0.01
#Chromium, %= 0.11
#Molybdenum, %= 0.05
#Aluminum, %= 0.031
#Nitrogen, ppm= 33
#
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