# SAE 1141Nb (0.03%wt Nb) Quench+Temper, AisiIter. 14, HRc=23 # NortStarSteel: ElecFurn. Concast, HotRolled, 25.4mm bar # Reheat 1650 Oil Quench 35%Bainite 50%Matensite 15%Ferrite # Chem.: 0.39%C 1.42Mn .017P .096S .17Si .16Cu .06Ni .13Cr # .03Mo .03Nb .01Sn, 70%Pearlite, 30%Ferrite # InclusionRate.: typeA= 3 thin, TypeB,C,D=0, # Tested by M.Roessle UoToledo, 1998 #FileType= strain_life #DataType= raw #Name= SAE1141Nb #Name= Quench+Temp. #Name= AisiIt_14 #Stress_units= MPa #Strain_units= strain #Sy= 602.1 #Su= 801.8 #eu= 0.087 engr. strain at Su #E= 217000 #monotonic_K= 1198.5 #monotonic_n= 0.126 #LowerYield= 595.1 #UpperYield= 602.1 #%RA= 54 % #%Elongation= 32 % over 0.3inch gauge #MaterialForm= bar #FailureDef= 50% load drop #BHN= 241 #Hardness, Rockwell B= 100 #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0150 756 649 -1.7 0.01202 226000 #IGL 0.0150 770 640 -0.7 0.01203 221000 #IGL 0.0150 936 633 2.5 0.01210 211000 #IGL 0.0100 1916 605 0.2 0.00722 223000 #IGL 0.0100 2140 588 -0.5 0.00730 232000 #IGL 0.0100 2432 571 0.0 0.00739 222000 #IGL 0.0060 8076 524 0.2 0.00357 200000 #IGL 0.0060 8380 516 2.8 0.00361 225000 #IGL 0.0060 9328 513 3.6 0.00364 221000 #IGL 0.0035 47014 458 3.4 0.00138 216000 #IGL 0.0035 53300 448 10.0 0.00144 224000 #IGL 0.0035 59870 454 7.7 0.00140 204000 #IGL 0.0023 343300 386 80.1 0.00047 208000 #IGL 0.0023 482600 381 59.3 0.00050 212000 #IGL 0.0023 721154 395 76.6 0.00043 214000 #IGL 0.0018 10000000 363 106.7 0.00013 211000 #Runout 0.0018 10000000 350 128.1 0.00018 210000 #Runout 0.0018 10000000 351 128.9 0.00018 213000 #Runout #Carbon, %= 0.39 #Manganese, %= 1.42 #Phosphorus, %= 0.017 #Sulfur, %= 0.096 #Silicon, %= 0.17 #Copper, %= 0.16 #Nickel, %= 0.06 #Chromium, %= 0.13 #Molybdenum, %= 0.03 #Columbium/Niobium, %= 0.03 #Tin, %= 0.010 #Here is the bottom part of the html graph/calc wrapper----------- # #