#Copyright (C) 2019 F.D.E. Committee #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 # # DualPhase-80 DP80, DP550, 8% Prestrained, Sheet 0.131inch thick # Heat "B", 8% Prestrained Sheet-16L longitudinal Both Goup 1+2 # Chem.: 0.12wt%C 1.72Mn .006P .012S .57Si .043V .017Ce .063Al # 17.7% Matensite # Ref.: J.M.Holt, B.K.Stewart, "Variability of Strain-Controlled # Fatigue Properties of USS Dual Phase 80 Steel," King-of-Prussia, PA, # Nov. SAE Paper 801400, 1980 # Tested by J.A.Nicholson # ! # Note! : Change from paper: # Emod taken from long life data point and Plast. Strain calc changed #FileType= strain_life #DataType= raw #TIMEcol= 0 #NAME= DP80prestrained #NAME= DP550 (metric) #NAME= SteelSheet #Strain_units= strain #Stress_units= mpa #Sy= 660. mpa #Su= 698. #E= 198100 mpa from long life tests, Avg Group1,2 #eu= 0.0 # Strain at Ultimate not reported #Elongation 23.0 % over 2 inch #%RA= 48.6 % #FractureStrain= 0 not reported #FractureStress= 0. not reported #monotonic_K= 872. mpa #monotonic_n= 0.056 #BHN= 0 not reported #TotStrAmpl 2Nf StsAmpl So PlasStrAmpl Modulus 0.00792 1446 501 0 0.00539 197887 0.00542 6200 429 0 0.00325 197887 0.00507 7332 432 0 0.00288 197887 0.00317 27620 391 0 0.00120 197887 0.00255 51092 355 0 0.00076 197887 0.00152 1723560 286 0 0.00008 197887 #runout 0.00146 1194682 271 0 0.00009 197887 #runout #Group 1 above #Group 2 below 0.0075 1430 498 0 0.00499 198300 0.005 6444 439 0 0.00279 198300 0.00479 5702 430 0 0.00262 198300 0.00352 15340 397 0 0.00152 198300 0.00252 66040 347 0 0.00077 198300 0.00156 187260 272 0 0.00019 198300 0.00151 787160 283 0 0.00009 198300 # #