XIE Fan, ZHANG Tao, CHEN Ji-en, LIU Tu-guang. Updatingofthestresstriaxialitybyfiniteelementanalysi[J]. Explosion And Shock Waves, 2012, 32(1): 8-14. doi: 10.11883/1001-1455(2012)01-0008-07
| Citation:
|
XIE Fan, ZHANG Tao, CHEN Ji-en, LIU Tu-guang. Updatingofthestresstriaxialitybyfiniteelementanalysi[J]. Explosion And Shock Waves, 2012, 32(1): 8-14. doi: 10.11883/1001-1455(2012)01-0008-07
|
XIE Fan, ZHANG Tao, CHEN Ji-en, LIU Tu-guang. Updatingofthestresstriaxialitybyfiniteelementanalysi[J]. Explosion And Shock Waves, 2012, 32(1): 8-14. doi: 10.11883/1001-1455(2012)01-0008-07
| Citation:
|
XIE Fan, ZHANG Tao, CHEN Ji-en, LIU Tu-guang. Updatingofthestresstriaxialitybyfiniteelementanalysi[J]. Explosion And Shock Waves, 2012, 32(1): 8-14. doi: 10.11883/1001-1455(2012)01-0008-07
|
Updatingofthestresstriaxialitybyfiniteelementanalysi
More Information
- Corresponding author:
ZHANG Tao
- Publish Date:
2012-01-25
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Abstract
Thestresstriaxialityisthemostimportantfactorthatcontrolsinitiationofductilefracture,
besidesthestrainlevel.Quasi-statictensiletestsonsmoothandnotchedspecimensofhighstrength
steelwerecarriedout,andnumericalsimulationsofthetestswereperformedusingfiniteelement
codeABAQUS.Basedontheexperimentalandnumericalresults,somematerialparametersofthe
Johnson-Cookconstitutivemodelandthefracturemodelwereobtained.Finally,rectangularplates
madeofthehighstrengthsteelwerecollidedbydroppingpunch,andnumericalsimulationswereperformedusingtheJohnson-
Cookmodelobtainedpreviously.Goodagreementswerefoundbetweenthe
testsandthenumericalresults,whichillustratedthatitwasreliabletoupdatethestresstriaxialityby
numericalsimulationsoftensiletests.
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References
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Proportional views
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