SAE Standard Fatigue Data File format

#SAE Standard Fatigue Data File format #
Pick one: #FDE_plot #FDE_fit # #
#Copyright (C) 2011  F.A.Conle
#This data file is free software - you can redistribute it and/or
#modify it under the terms of the GNU General Public License as
#published by the Free Software Foundation; either version 2 of the
#license, or (at your option) any later version.
#This data file is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY - without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#GNU General PUblic License for more details.
#You should have received a copy of the GNU General PUblic License
#along with this program - if not, write to the Free Software
#Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
#Try also their web site: http://www.gnu.org/copyleft/gpl.html
#
# Note: Periodic Overload Tests!
# Cast Aluminum 319, High Gas Porosity
# Periodic overload results at Strain Ampl less than 0.0030
# 5.9%wt Si, 3.4Cu 0.07Cr .38Mn .25Mg .91Fe .07Ni
# Sources: The data points were digitized from graphs in the papers:
# A.A.Dabayeh, et al, "Fatigue of cast aluminum alloys under constant and
# variable-amplitude loading," Int.J.Fat. V18 N2 pp.95-104 1996.
# A.A.Dabayeh, et al, "An experimental study of the effect of a flaw at a
# notch root on the fatigue life of cast Al 319," Int.J.Fat. V20 N7 
# pp.517-530 1998.
# Note: Data may contain errors from digitization process.
#
#FileType= strain_life
#DataType= raw
#TIMEcol= 0
#NAME=  319
#NAME=  CastAluminum
#NAME=  HiGasPorosity
#Stress_units= mpa
#Strain_units= strain
#Su=       145. mpa
#eu=     .0108
#Sy=       193. mpa
#E=      67550.
#FractureStrain= 0.0108
#FractureStress=  193.
#BHN=   0.
#digitzation file alum319-5001-HG-str-life-ca.csv

#StrAmpl      2Nf  StsAmpl  So  PlasStrAmpl IniMod NeuberRgksi
0.00402         61   189      0  0.00122    67550   65.8
0.00300        779   187      0  0.00023    67550   56.5
#0.00251      13748   140      0  0.00044    67550   44.8
#Above are Constant amplitude tests.
#Below are Periodic overload tests.
0.00211        2451    138    0   .00007    67550    40.7
0.00209        3969    137    0   .00006    67550    40.3
0.00210        5981    137    0   .00007    67550    40.5
0.00138        9133     95    0   .00000    67550    27.3
0.00099       17787     67    0   .00000    67550    19.4
0.00074       73239     50    0   .00000    67550    14.5
0.00060      220820     40    0   .00000    67550    11.7
0.00049      373396     33    0   .00000    67550     9.5
0.00039     1539786     26    0   .00000    67550     7.6
0.00025     1984580     17    0   .00000    67550     4.8
0.00030     2537820     20    0   .00000    67550     5.8
0.00027     4198680     18    0   .00000    67550     5.2
0.00025     8849200     17    0   .00000    67550     4.8
0.00022    16919020     15    0   .00000    67550     4.3
0.00021    34818200     14    0   .00000    67550     4.1
0.00020    62019800     13    0   .00000    67550     3.8
#
#