# # SAE41B17(M) (PS19) Thru Carb. Simulated Case HRc= 60 100% Matensite # Rc= 59 Timken Heat Y5822 Ingot Cast to 711X711 mm ingots, # Rough Rolled to 279 X 375 mm blooms, HotRolled+Forged 31.7mm bar # (same source as Iter 72,78, ) # Vacuum 1800F Carburized, Quench+Temp. to Core props. # Original Chem.: 0.19%C 1.13Mn .01P .02S .27Si .23Cu .11Ni .52Cr .12Mo # .01V .026Al .047Ti .01Co .0026B .010Sn 85ppm_N # Inclusions TypeA=1.5Thin, TypeB,C=0, TypeD=1.5Thin # Test: N.Cyril UoToledo. 2006 #FileType= strain_life #DataType= raw #Name= SAE41B17M_(PS19) #Name= Aisi_It_79 #Name= ThruCarb.Case #Stress_units= MPa #Strain_units= strain #Sy= 1727.8 #Su= 1876.8 #E= 204500 #monotonic_K= 3468.8 #monotonic_n= 0.110 #TrueFractureStrain= .015 (Taken from Tensile graph) #TrueFractureStress= 1987 #MaterialForm= bar #FailureDef= 50% load drop #BHN= 627 #Hardness, Rockwell C= 59 #Note: Mean stresses suggest retained austenite transforming #Note that some lines below have been commented out. #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus #0.0000 0 0 0.0 0.00000 206000 #OGIT #0.0000 0 0 0.0 0.00000 210000 #OGIT #0.0100 6 1853 -115.2 0.00088 204000 #AKP knife edge 0.0080 60 1595 -71.3 0.00018 210000 #OGIT 0.0099 152 1760 -81.1 0.00132 205000 #OGIT #0.0080 314 1592 20.5 0.00022 208000 #AKP knife edge 0.0100 432 1824 -118.3 0.00107 204000 #IGL 0.0080 976 1599 -113.0 0.00017 210000 #OGIT 0.0080 2560 1589 -115.7 0.00021 202000 #IGL 0.0050 2608 1060 40.1 0.00000 211000 #IGL 0.0050 19976 1053 -3.2 0.00000 208000 #IGL 0.0050 21022 1037 -17.9 0.00000 204000 #IGL 0.0040 24400 829 0.0 0.00000 204500 #IGL 0.0040 59044 829 82.7 0.00000 207000 #IGL 0.0040 71600 829 0.0 0.00000 204500 #IGL 0.0035 100000 719 0.0 0.00000 204500 #OGIT 0.0033 140000 667 0.0 0.00000 204500 #IGL 0.0033 5544014 667 0.0 0.00000 204500 #IGL 0.0035 9489558 719 0.0 0.00000 204500 #IGL 0.0033 10000000 667 0.0 0.00000 204500 #runout #Martensite, %= 100 #Carbon, %= 0.19 #Manganese, %= 1.13 #Phosphorus, %= 0.01 #Sulfur, %= 0.02 #Silicon, %= 0.27 #Copper, %= 0.23 #Nickel, %= 0.11 #Chromium, %= 0.52 #Molybdenum, %= 0.12 #Vanadium, %= 0.01 #Columbium/Niobium, %= 0.00 #Aluminum, %= 0.026 #Lead, %= 0.000 #Titanium, %= 0.047 #Calcium, %= 0.00 #Cobalt, %= 0.010 #Zirconium, %= 0.000 #Boron, %= 0.0026 #Tin, %= 0.010 #Nitrogen, ppm= 85 # #