Hexagon CAESAR II 2026: Pipe Stress Analysis Software

CAESAR II 2026 (version 15.1) is the latest release of Hexagon’s industry-standard pipe stress analysis software, now branded as Aspect Pipe Stress as part of the Octave portfolio transition . Released in May 2026, it features a new Analysis Reviewer, ASME B31J SIF compliance, and expanded code support .

Key New Features in Version 15.1

New Analysis Reviewer

  • Next-Generation Post-Processor: Advanced flexible options for reviewing static analysis results and creating reports

  • Latest Code Support: Supports ASME B31.1, ASME B31.3, ASME B31.3 Chapter IX, ASME NC, ASME ND, and EN 13480

  • Legacy Compatibility: Classic static output processor remains accessible; users can set default preference in Configuration Editor

  • Faster Report Generation: Reduced report generation time from minutes to seconds

  • Customizable Reporting: Create custom report covers, table styles, and insert screenshots/PDFs

Code Compliance Updates

  • ASME B31.3 2024/2026 Edition: Appendix D deleted; SIFs (Stress Intensification Factors) must be calculated per ASME B31J (mandatory)

  • ASCE 7 Wind Load: Fixed height limit enforcement

  • CODETI Hydrotest: Corrected allowable stress from 0.95Sy to 1.4Sc

  • B31.12: Fixed allowable stress display in Input Echo

Bug Fixes

  • Fixed PCF import issues where supports were missing after pipe splitting

  • Corrected flange gasket seating (Peq method) diameter data inheritance

  • Fixed material database unit conversion issues for Stoomwezen