1.1 Subject content This specification specifies the requirements, quality assurance regulations and delivery preparations for high-pressure air right-angle cut-off check control valves with bottom flange and nominal pressure PN20.0MPa and PN25.0MPa. 1.2 Scope of application This specification applies to the high-pressure air system of ships.
CB 593-1996 history
1996CB 593-1996 Specification for High Pressure Air Quarter Check Piloted Valves with Bottom Flanges