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# # SAE 4140 QandTempered, 100%Martensite, HRc=41 # MacSteel Elec.Furnace Rotary Cast, 179mmBillet, HotRoll 31.8mm # Chem.: 0.42C .83Mn .011P .021S .24Si .13Cu .25Ni .88Cr .19Mo # .010Co .024Al .01Sn 90ppm_N # Inclusion Rating Type D 1.5 # Tested by A.A.Rteil UWaterloo 2005 #FileType= strain_life #DataType= raw #Name= SAE4140 #Name= AisiIt_64 #Stress_units= MPa #Strain_units= strain #Sy= 1297.0 #Su= 1390.0 #E= 197000 #monotonic_K= 1626.7 #monotonic_n= 0.036 #FractureStrain= 0.70 #FractureStress= 1522 #%RA= 48.3 #MaterialForm= 32mmbar #FailureDef= 50% load drop #Hardness, Rockwell C= 41 #BHN= 381 #StrAmp 2Nf StsAmp So CalcPlasStr InitialModulus 0.0102 1720 904 0.0 0.00562 198000 #None 0.0104 1860 887 0.0 0.00586 195000 #None 0.0102 2544 873 0.0 0.00580 195000 #None 0.0081 4560 825 0.0 0.00391 200000 #None 0.0060 6320 740 0.0 0.00220 196000 #None 0.0060 9378 762 0.0 0.00211 197000 #None 0.0062 12960 773 0.0 0.00222 197000 #None 0.0049 25400 778 0.0 0.00090 198000 #None 0.0049 31320 768 0.0 0.00095 197000 #None 0.0049 31836 776 0.0 0.00092 197000 #None 0.0040 60000 729 0.0 0.00033 197000 #None 0.0039 87240 730 0.0 0.00024 198000 #None 0.0037 108428 667 0.0 0.00027 197000 #None 0.0040 156916 689 0.0 0.00051 197000 #None 0.0035 236660 687 0.0 0.00000 195000 #None 0.0036 247460 693 0.0 0.00012 200000 #None 0.0040 266672 710 0.0 0.00036 197000 #None 0.0034 297632 650 0.0 0.00000 197000 #None 0.0032 10000000 625 0.0 0.00000 197000 #Runout 0.0035 10000000 659 0.0 0.00000 197000 #Runout 0.0032 10000000 637 0.0 0.00000 195000 #Runout 0.0032 10000000 652 0.0 0.00000 198000 #Runout #Basic Oxygen= False #Electric Furnace= True #Vacuum Degas= False #Ladle Refined= False #Ingot Cast= False #Continuous Cast= True #Martensite, %= 100 #Carbon, %= 0.42 #Manganese, %= 0.83 #Phosphorus, %= 0.011 #Sulfur, %= 0.021 #Silicon, %= 0.24 #Copper, %= 0.13 #Nickel, %= 0.25 #Chromium, %= 0.88 #Molybdenum, %= 0.19 #Vanadium, %= 0.00 #Columbium/Niobium, %= 0.01 #Aluminum, %= 0.024 #Calcium, %= 0.00 #Tin, %= 0.010 #Nitrogen, ppm= 90 #Here is the bottom part of the html graph/calc wrapper----------- # #