HF Damage Mechanisms – the threat to your assets. The US Chemical Safety and Hazard Investigation Board have issued the final report on a significant fire and related explosions that occurred in June 2019 at the Philadelphia Energy Solutions (PES) Refinery in Philadelphia, Pennsylvania (CSB). The cause of the accident, which shut down a refinery that could produce …
Calculating Branch Connections: ASME B31.3 Para. 304.3.2 – Whenever a branch is added to the main pipe run (header) an opening is created by the removal of a predetermined amount of metal. We use Branch Connections: ASME B31.3 Para. 304.3.2 to consider the design. The header pipe is weakened as the metal removed is no longer there to resist the …


