This Standard applies to all pressure vessels that enclose a human within its pressure boundary while under internal or external pressure exceeding a differential pressure of 2 psi (15 kPa). PVHOs include, but are not limited to, submersibles, diving bells, personnel transfer capsules; and decompression, recompression, hypobaric, and hyperbaric PVHOs.
ASME PVHO-1-2012 history
1970ASME PVHO-1-2023 Safety Standard for Pressure Vessels for Human Occupancy
2019ASME PVHO-1-2019 Safety Standard for Pressure Vessels for Human Occupancy
2016ASME PVHO-1-2016 Safety Standard for Pressure Vessels for Human Occupancy
2012ASME PVHO-1-2012 Safety Standard for Pressure Vessels for Human Occupancy
2011ASME PVHO-1 INTERPRETATIONS-2011 Interpretations to PVHO-1997 Safety Standard for Pressure Vessels for Human Occupancy (Includes Interpretations Volumes 1, 3, 4 and 6)
2007ASME PVHO-1-2007 Safety Standard for Pressure Vessels for Human Occupancy
2002ASME PVHO-1-2002 Safety Standard for Pressure Vessels for Human Occupancy
1997ASME PVHO-1-1997 Safety standards for pressure vessels for human occupancy
1993ASME PVHO-1-1993 Safety standards for pressure vessels for human occupancy