# # SAE1038 Q+T Rb=100, Bhn=245, AISI_iter20 Stelco HRc=23 # BasicOxygen, LadleRefined, ConCast(300x600mm), HotRolled to 18mmBar # Quenched from 1650F in water, Temp. 930F, 20%Bainite, # 50%Martensite, 30%Ferrite, Inclus.:TypeA=2-2.5Thin, TypeB,C,D=0 # Chem.: 0.40%C .80Mn .013P .024S .28Si .03Cu .01Ni .04Cr .01Mo # 0V 0Nb .030Al # Test: UoToledo, B.Li, M.Roessle and A.Fatemi Sept.1998 #FileType= strain_life #DataType= raw #Name= SAE1038 #Name= AisiIt_20 #Name= Quench+Temp #Stress_units= MPa #Strain_units= strain #Sy= 559.8 #Su= 743.0 #eu= 0.124 engr. strain at Su #E= 212699 (avg. of 20) reported=218000 #monotonic_K= 1230.6 #monotonic_n= 0.169 #LowerYield= 555.6 #UpperYield= 610.3 #FractureStrain= 1.16 #FractureStress= 1292. #%RA= 69. #%Elongation= 43 % over 0.3inch gauge #MaterialForm= bar #FailureDef= 50% load drop #BHN= 245 #HRb= 100. #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0200 796 658 -5.1 0.01698 216000 #IGL 0.0200 824 661 -4.1 0.01696 213000 #IGL 0.0200 848 653 -4.8 0.01700 223000 #IGL 0.0150 1832 601 -4.1 0.01224 193000 #IGL 0.0100 3680 564 -3.0 0.00741 214000 #IGL 0.0100 4270 552 -2.6 0.00745 214000 #IGL 0.0100 4286 559 -2.9 0.00741 220000 #IGL 0.0060 10340 478 -1.9 0.00380 207000 #OGIT 0.0060 12330 488 -0.7 0.00375 213000 #IGL 0.0060 13868 483 -1.3 0.00378 217000 #IGL 0.0035 50360 420 0.6 0.00157 215000 #OGIT 0.0035 53160 420 0.9 0.00156 211000 #IGL 0.0035 54396 420 0.7 0.00157 218000 #IGL 0.00226 456280 372 23.9 0.00055 215000 #IGL 0.00226 651468 380 3.4 0.00052 211000 #IGL 0.00225 764700 374 13.3 0.00054 215000 #IGL 0.00199 9650972 345 37.9 0.00041 209000 #Runout Pump Overheat 0.00200 10000000 348 32.6 0.00040 216000 #Runout 0.00201 10000000 365 40.7 0.00033 214000 #Runout #Bainite, %= 20 #Martensite, %= 50 #Ferrite, %= 30 #Carbon, %= 0.4 #Manganese, %= 0.8 #Phosphorus, %= 0.013 #Sulfur, %= 0.024 #Silicon, %= 0.28 #Copper, %= 0.03 #Nickel, %= 0.01 #Chromium, %= 0.04 #Molybdenum, %= 0.01 #Vanadium, %= 0.00 #Columbium/Niobium, %= 0.00 #Aluminum, %= 0.030 # #