#SAE Standard Data File format

# #SAE Standard Data File format # #

Pick one: #FDE_plot #FDE_fit # #
The FD+E standard file goes below. Use browser "VIEW Source" file to download: #

#<pre>
#Copyright (C) 2025  Fatigue Design + Evaluation Committee of the SAE
#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
#
# SpringBronze 0.8% Alloy-C43400 SpringTemper Su=627mpa=91ksi
# Chem.: wt% 84.8Cu 15.2Zn 0.8Sn 0.P .01Fe .01Pb
# Spring temper= 2x(Roll+Anneal)+final Roll to 0.040inch thick
# Reversed cantilever bend test, load control, multi-spec Scovill mach.
# WARNING!!: Assume fully elastic behavior, Emod from copper.org.
# Ref.: W.D.France, D.E.Trout, J.A.Mulholland, "Fatigue Characteristics 
# Ref.: of Five Copper-Base Strip Alloys Commonly Used for Spring 
# Ref.: Applications", ASTM J.of Materials, V4 N3 1969, pp.633-646.
# More info in paper and at https://copper.org
# Data digitized from plots may contain errors.

#FileType= strain_life  #Load control! assume elastic
#DataType= raw
#TIMEcol= 0
#NAME= SpringBronze0.8pc
#NAME= AlloyC43400
#NAME= SpringTemper
#Stress_units= mpa
#Strain_units= strain

#Sy= 510 mpa
#Su= 627 mpa 
#eu= 0   # Not reported
#E=  110300.  #From https://copper.org
#%RA=  0 % # Not reported
#%Elongation= 4  % over 2 inch.
#TrueFractureStress= 0  Not reported
#TrueFractureStrain= 0
#BHN=  0  #not reported

#StrAmpl  2Nf  StsAmpl So PlsStrAmpl Emod
0.00289   1250240  319  0  0  110300
0.00289   1546800  319  0  0  110300
0.00270   1667800  298  0  0  110300
0.00243   1860800  268  0  0  110300
0.00269   2070200  297  0  0  110300
0.00243   2419000  268  0  0  110300
0.00236   2551200  260  0  0  110300
0.00215   3836000  237  0  0  110300
0.00194   5467200  214  0  0  110300
0.00198   6009200  218  0  0  110300
0.00193   7106000  213  0  0  110300
0.00173  21658000  190  0  0  110300
0.00173  25566000  191  0  0  110300
0.00169  52378000  187  0  0  110300
0.00165  87176000  181  0  0  110300
0.00164 119024000  181  0  0  110300
0.00162 200000000  179  0  0  110300 #ruout
0.00156 200000000  172  0  0  110300 #ruout
#