# # SAE41B17M (PS19)_ Aisi_It_73 Carburized case, HRc=61 100% Martensite # Timken Ht.Y5822 ElecFurn. LadleRef. IngotCast, HotRoll+forged? to 31.7mm diam # (different heat but similar chem. as AISI Iter. 72, 78 etc) # Atmosphere Carburized, Quench+Temp. to Case props. # Original Chem.: 0.18%C 1.13Mn .017P .02S .26Si .18Cu .12Ni .52Cr .12Mo # .01V .036Al .042Ti .01Co .0023B .010Sn 82ppm_N # Inclusions: TypeA 1T 0H, TypeB,C=0, TypeD 1.0T 0.5H, # Tested by N.Cyril UoToledo 2008 #FileType= strain_life #DataType= raw #Name= SAE41B17M_(PS19) #Name= Aisi_It_73 #Name= ThruCarb.Case #Stress_units= MPa #Strain_units= strain #Sy= 1275.0 (did not reach 0.2% offset) #Su= 1275.0 #E= 206000 #Changed. Was reported as 208000 #monotonic_K= 2180.0 #monotonic_n= 0.087 #Fracture_strain= 0.008 #Fracture_stress= 1275. #%RA= 1. #MaterialForm= bar #FailureDef= 50% load drop #BHN= 665 #Hardness, Rockwell C= 61 #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0065 132 1308 -281.6 0.00018 206000 #IGL 0.0064 182 1255 -258.3 0.00032 203000 #IGL 0.0050 1010 1034 0.0 0.000101 206000 #OGIT Inserted a PlasStr value to allow Std fit 0.0050 1012 1034 0.0 0.00000 206000 #IGL 0.0050 2240 1034 0.0 0.00000 206000 #IGL Corrected StrAmpl typo. 0.0040 2560 827 0.0 0.00000 206000 #IGL 0.0040 2580 827 0.0 0.00000 206000 #OGIT 0.0030 5400 621 0.0 0.00000 206000 #OGIT 0.0040 5404 827 0.0 0.00000 206000 #IGL 0.0030 13634 621 0.0 0.00000 206000 #OGIT 0.0020 174000 414 0.0 0.00000 206000 #OGIT 0.0020 1980968 414 0.0 0.00000 206000 #IGL 0.0020 10000000 414 0.0 0.00000 206000 #Runout 0.0025 10000000 465 0.0 0.00000 206000 #Runout #Electric Furnace= True #Ladle Refined= True #Ingot Cast= True #Martensite, %= 100 #Carbon, %= 0.18 #Manganese, %= 1.13 #Phosphorus, %= 0.017 #Sulfur, %= 0.02 #Silicon, %= 0.26 #Copper, %= 0.18 #Nickel, %= 0.12 #Chromium, %= 0.52 #Molybdenum, %= 0.12 #Vanadium, %= 0.01 #Aluminum, %= 0.036 #Lead, %= 0.000 #Titanium, %= 0.042 #Calcium, %= 0.00 #Cobalt, %= 0.010 #Zirconium, %= 0.000 #Boron, %= 0.0023 #Tin, %= 0.010 #Nitrogen, ppm= 82 #Here is the bottom part of the html graph/calc wrapper----------- # #