# AISI 20MnCr5 steel Q+T Simul.Carbur.Core (Section Controlled Cooling) HRc= 28 # Periodic Overload Tests at long life. # Gerdau H-M28513 Elec Furn. VacDegas LadleRefined, ConCast 152x152mm # HotRolled, Control Cooled 60.9mm bar, Axial specimen. # Bainite= 10% Martensite= 50% Ferrite= 40% # Inclusion TypeA 1.5T 0.5H, TypeB 1.0T, 0.5H, TypeC 0T 0H, TypeD 1.0T 0.5H # Original Chem. Gerdau H-M28513: 0.20C 1.22Mn .008P .022S .23Si .18Cu # .09Ni 1.16Cr .05Mo .008V .003Co .029Al .0005Ca .0002B .009Sn 14ppmOxyg. # Tested at UWaterloo #FileType= strain_life #DataType= raw #Name= 20MnCr5_POL #Name= AisiIt152 #Name= SimulCarbCore #Stress_units= mpa #Strain_units= strain #Sy= 695. #Su= 960. #eu= 0.06 strain at ultimate #E= 194100 #%RA= 50.7 #%Elongation= 13.8 over 0.3 inch G.L. #TrueFractureStrain= 0.746 #TrueFractureStress= 1696 #monotonic_K= 1477.0 #monotonic_n= 0.121 #FailureDef= 50% load drop #BHN= 265 from Rockwell C= 28 #StrAmp 2Nf StsAmp So PlsStrAmp Emod #0.021030 276 906 0.0 0.016340 194100 #0.020730 420 848 0.0 0.016360 194100 #0.020730 484 878 0.0 0.016210 194100 #0.010450 2120 709 0.0 0.006820 194100 #0.010550 2222 674 0.0 0.007080 194100 #0.010690 2790 728 0.0 0.006940 194100 #0.005040 18400 564 0.0 0.002130 194100 #0.004980 18600 565 0.0 0.002080 194100 #Data above is constant ampl from iter.128 #Data below is periodic overload of iter 152 0.00224 68220 435 0 0 194100 0.0021 189088 408 0 0 194100 0.00196 261008 381 0 0 194100 0.0018 277508 350 0 0 194100 0.00163 735094 316 0 0 194100 0.0015 1885840 291 0 0 194100 0.00135 2363934 262 0 0 194100 0.00119 3544506 231 0 0 194100 0.00105 2753606 204 0 0 194100 0.00091 11151884 177 0 0 194100 # #