#Copyright (C) 2014 F.D.E Committee and T.H. Topper, Waterloo, Canada #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 MERCHANTA- #BILITY 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 # # SAE1012 Mild Steel, Annealed 1hr 900C after hot rolled 2x2 inch bar # Axial and Diametral Specimens longitudinal to bar, # Chem.: 0.12C wt% 0.7Mn traces of S, P, and Si. # Ref.: Topper, T.H. and W.D.Biggs, "The cyclic Behaviour of Mild Steel at # Low Endurances," Appl. Matls. Res., July 1966, pp.131-137. # Note!: data read from graphs and may contain errors. #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= SAE1012 #NAME= Annealed #NAME= Steel #Stress_units= mpa #Strain_units= strain #Sy= 262 mpa 38 ksi #Su= 441 map 64 ksi #E= 205000 mpa 29700 ksi #%RA= 63.2 #FractureStrain= 1.06 #FractureStress= 138. mpa #BHN= 0. # not reported #StrAmpl 2Nf StsAmpl_mpa So PlsStrAmp Emod NeubEqStsmpa #Pts run at 1.5 to 5 cyc/min.: 0.3015 5 925 0 0.29699 205000 7562 0.2035 11 846 0 0.19938 205000 5939 0.151 17 792 0 0.14714 205000 4950 0.1015 29 731 0 0.09793 205000 3900 0.081 38 661 0 0.07777 205000 3314 0.0525 145 621 0 0.04947 205000 2584 0.03255 215 573 0 0.02975 205000 1956 0.01945 519 494 0 0.01704 205000 1404 0.0131 1348 431 0 0.01100 205000 1076 0.00985 2029 370 0 0.00805 205000 864 0.00475 10129 322 0 0.00318 205000 560 0.00315 20643 289 0 0.00174 205000 432 #Points run at 100 cycles per min: 0.01265 2360 411 0 0.01065 205000 1032 0.00585 5841 362 0 0.00408 205000 659 0.00705 7123 351 0 0.00534 205000 713 0.00625 11576 341 0 0.00459 205000 661 0.0055 16899 338 0 0.00385 205000 617 0.00356 29107 283 0 0.00218 205000 454 0.00415 31924 308 0 0.00265 205000 512 0.002275 76724 263 0 0.00099 205000 350 #Points run in Stress control (Strains are estimated: #Assumed elastic which is probably not quite correct for #a mild steel. 0.00112 651986 230 0 0 205000 230 0.00112 665466 230 0 0 205000 230 0.00108 1794952 222 0 0 205000 222 0.00107 4550600 220 0 0 205000 220 0.00104 5255880 213 0 0 205000 213 0.00104 11619700 214 0 0 205000 214 0.00099 22575600 202 0 0 205000 202 #runout # #