CFR›Title 49›Subtitle B›Chapter II›Part 230›Subpart B›Subject Group Safety Relief Valves ContainsSections 230.48–230.50CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 Sections 230.48 § 230.48 Number and capacity. 230.49 § 230.49 Setting of safety relief valves. 230.50 § 230.50 Time of testing. Previous Pressure Testing of Boilers Pressure Testing of Boilers Next Staybolts Staybolts