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Title 46: Shipping
CHAPTER I: COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)
SUBCHAPTER V: MARINE OCCUPATIONAL SAFETY AND HEALTH STANDARDS
PART 197: GENERAL PROVISIONS
Subpart B: Commercial Diving Operations
: Equipment
197.326 - Oxygen safety.
(a) Equipment used with oxygen or oxygen mixtures greater than 40 percent by volume must be designed for such use.
(b) Oxygen systems with pressures greater than 125 psig must have slow-opening shut-off valves except pressure boundary shut-off valves may be ball valves.
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