**---------------------------------------------------------------** **----------- Multi-Stage Fatigue Material Parameters -----------** **---------------------------------------------------------------** C---------- Mechanical properties 4.200000E+004 ! E - Young's modulus [MPa] [Emod] 1.000000E+002 ! Sy - Yield stress [MPa] [Syld] 3.200000E+002 ! Ultimate Stress [MPa] [Sult] C---------- Strains (Not used) C---------- Microstructure properties C---------- Grain size [Microns] 7.400000E+001 ! Reference grain size (microns) [DCS0] 7.400000E+001 ! Grain size (microns) [DCS] C---------- Pores 1.000000E-004 ! Pore size [poresize] 1.000000E+003 ! Pore nearest neighbor distance [porennd] 1.000000E-004 ! Porosity [porosity] 1.000000E-004 ! Porosity threshold [porTH] C---------- Pores 4.000000E+001 ! Particle size average [partsize] 1.000000E+000 ! Particle size standard deviation [partdev] C-----------------------------------------------------------------+ C-----------------------------------------------------------------+ C---------- Incubation 1.976000E+003 ! Cyclic strength coefficient [MPa] [tkPrm] 3.400000E-001 ! Cyclic strain hardening exponent [tnPrm] 2.500000E-002 ! Constant related to Coffin Manson Law [CNC] 1.900000E-002 ! Ductility coeff. in Coffin Manson Law [Cm] -3.950000E-001 ! Ductility exponent in Coffin Manson Law [alfa] 2.545000E+000 ! Exponent in remote strain to local plastic shear strain [qq] 2.000000E+002 ! Constant in remote strain to local plastic shear strain [yy1] 0.000000E+000 ! Linear constant in remote strain to local plastic shear [yy2] 2.000000E+000 ! Geometric factor in micromechanics study [pusa] 2.000000E-001 ! Exponent in micromechanics study [r] C----------------------------------------+ C------- Shape parameters 0.000000E+000 ! Shape parameter for Young's modulus [emodexp] 2.000000E-001 ! Shape parameter for particle size [siexp] C-----------------------------------------------------------------+ C-----------------------------------------------------------------+ C------- Small crack 4.300000E-001 ! Pore effect coefficient [omega] 6.250000E-001 ! Initial crack size contribution [ainiC] 4.000000E-001 ! Load path dependent and loading combination parameter [theta] 4.200000E+000 ! Exponent in Small Crack growth [TN] 3.100000E-001 ! LCF constant in small crack growth [CI] 1.500990E-002 ! HCF constant in small crack growth [CII] 3.200000E-001 ! Crack growth rate constant [gg] 3.200000E-004 ! CTD threshold value [CTDTH] 1.000000E+003 ! Final crack size length (microns) [afnl1] C----------------------------------------+ C------- Shape parameters 1.000000E+000 ! Crack growth rate constant (G) [dcsexp] 0.000000E+000 ! Effect of pore size to local plastic strain [poreexp] C-----------------------------------------------------------------+ C-----------------------------------------------------------------+ C------- Long crack 5.780000E-009 ! Paris Crack Growth Parameter [PGCA] 3.760000E+000 ! Paris Exponent [PM] 1.000000E+000 ! Geometrical Correction Funtion [YGCF] 4.500000E+002 ! Small crack length [A0] 4.500000E+002 ! Long crack length (at coalescence) [AC]