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DAMASK_EICMD/examples/MSC.Marc/material.config_cpTi-alpha

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Minor contribution : - add SVN keyword to the material.config file for cp-Ti - add comments in lattice file
2013-09-19 14:47:09 +05:30
#####################
# $Id: material.config 662 2010-10-01 12:18:49Z MPIE\c.kords $
#####################
- Addition of an example of a material.config file for hcp material (cp-Ti). - New Error Message #214 when elastic constants are not correctly defined. - Error message when the c/a ratio for hcp is higher than 2 (no physical sense).
2013-09-17 17:50:50 +05:30
# Material : cp-Ti (alpha)
#####################
<homogenization>
#####################
[SX]
type isostrain
Ngrains 1
#####################
<microstructure>
#####################
[Cube]
crystallite 1
(constituent) phase 1 texture 1 fraction 1.0
[Cube]
crystallite 1
(constituent) phase 1 texture 2 fraction 1.0
#####################
<crystallite>
#####################
[essential_output]
(output) texture
(output) orientation
(output) grainrotation # deviation from initial orientation as axis (1-3) and angle in degree (4)
(output) f # deformation gradient tensor; synonyms: "defgrad"
(output) p # first Piola-Kichhoff stress tensor; synonyms: "firstpiola", "1stpiola"
# (output) phase
# (output) texture
# (output) volume
# (output) orientation
# (output) eulerangles
# (output) grainorientation
# (output) grainorientationx
# (output) grainorientationy
# (output) grainorientationz
# (output) f
# (output) fe
# (output) fp
# (output) e
# (output) ee
# (output) p
# (output) s
# (output) lp
# (output) elasmatrix
# (output) ipcoords
#####################
<phase>
#####################
[Ti]
plasticity phenopowerlaw
elasticity hooke
# (output) resistance_slip
# (output) shearrate_slip
# (output) resolvedstress_slip
# (output) totalshear
# (output) resistance_twin
# (output) shearrate_twin
# (output) resolvedstress_twin
# (output) totalvolfrac
lattice_structure hex
covera_ratio 1.587
# M. Levy, Handbook of Elastic Properties of Solids, Liquids, and Gases (2001)
c11 160e9
c12 90e9
c13 66.0e9
# c22
# c23
c33 181.7e9
c44 46.5e9
c66 35e9 # =0.5*(c11-c12)
# C. Zambaldi, "Orientation informed nanoindentation of a-titanium: Indentation pileup in hexagonal metals deforming by prismatic slip", J. Mater. Res., Vol. 27, No. 1, Jan 14, 2012
nslip 3 3 0 6 0 0
gdot0_slip 0.001
n_slip 20
tau0_slip 364.3e6 158.9e6 0 1140.9e6 0 0 # 158.9e6 1 1140.9e6 1 1
tausat_slip 619.5e6 50e6 0 3673.1e6 0 0 # 1394.2e6 1 3673.1e6 1 1
a_slip 2
ntwin 0 0 0 0
gdot0_twin 0.001 0 0 0
n_twin 20
tau0_twin 31e6 0 0 0 0
s_pr 0
twin_b 0
twin_c 0
twin_d 0
twin_e 0
h0_slipslip 15e6
h0_sliptwin 15e6
h0_twinslip 15e6
h0_twintwin 15e6
atol_resistance 1
atol_shear 1
# atol_twinfrac
interaction_slipslip 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
interaction_sliptwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
interaction_twinslip 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
interaction_twintwin 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
nonschmid_coefficients = 0
#####################
<texture>
#####################
[Cube]
(gauss) phi1 0 Phi 0 phi2 0 scatter 0.0 fraction 1.0
[Cube]
(gauss) phi1 45 Phi 45 phi2 45 scatter 0.0 fraction 1.0