Subpart 54.15 - PRESSURE-RELIEF DEVICES
- Section 54.15-1 - [Effective 9/10/2024] General (modifies UG-125 through UG-137)
- Section 54.15-1 - [Effective until 9/10/2024] General (modifies UG-125 through UG-137)
- Section 54.15-3 - [Effective 9/10/2024] Definitions (modifies appendix 3)
- Section 54.15-3 - [Effective until 9/10/2024] Definitions (modifies appendix 3)
- Section 54.15-5 - [Effective 9/10/2024] Protective devices (modifies UG-125)
- Section 54.15-5 - [Effective until 9/10/2024] Protective devices (modifies UG-125)
- Section 54.15-10 - [Effective 9/10/2024] Safety and relief valves (modifies UG-126)
- Section 54.15-10 - [Effective until 9/10/2024] Safety and relief valves (modifies UG-126)
- Section 54.15-13 - [Effective 9/10/2024] Rupture disks (modifies UG-127)
- Section 54.15-13 - [Effective until 9/10/2024] Rupture disks (modifies UG-127)
- Section 54.15-15 - [Effective 9/10/2024] Relief devices for unfired steam boilers, evaporators, and heat exchangers (modifies UG-126)
- Section 54.15-15 - [Effective until 9/10/2024] Relief devices for unfired steam boilers, evaporators, and heat exchangers (modifies UG-126)
- Section 54.15-25 - [Effective 9/10/2024] Minimum relief capacities for cargo tanks containing compressed or liquefied gas
- Section 54.15-25 - [Effective until 9/10/2024] Minimum relief capacities for cargo tanks containing compressed or liquefied gas