Progressive damage FEA of a Type III COPV in Abaqus, custom Hashin failure UMAT (Intel Fortran) for T700/CFRP overwrap, Al 6061-T6 liner, Ti-6Al-4V boss, cohesive zone interface, 18,539 hex elements, four pressure regimes from 52.5 MPa proof load to 2500 MPa material limit investigation.
fortran aerospace titanium abaqus umat finite-element-analysis fea composite-materials structural-analysis pressure-vessel carbon-fiber hashin aluminum cfrp copv progressive-damage damage-mechanics nonlinear-fea cohesive-zone nlgeom
-
Updated
Mar 22, 2026