
SPECIFICATION FOR CAST IRON GLOBE AND GLOBE STOP AND CHECK VALVES FOR GENERAL PURPOSES
出版:British Standards Institution

专家解读视频
Describes requirements for flanged and screwed end cast iron globe and globe stop and check valves, copper alloy faced, nickel alloy faced, stainless steel faced, resilient seated or all iron. Covers valves of nominal pressure (PN) designations of 10 bar to 25 bar, with ends flanged in accordance with BS 4504 for nominal diameters DN 10 to DN 450 or with internal screw threads in accordance with BS 21 (ISO/R 7) for nominal sizes 1/2 to 6. Includes valves for use in ANSI (BS 1560) flanged systems.