BSI - BS 1873
Specification for Steel Globe and Globe Stop and Check Valves (Flanged and Butt-Welding Ends) for the Petroleum, Petrochemical and Allied Industries
|Publication Date:||30 April 1975|
|ICS Code (Other equipment for petroleum and natural gas industries):||75.180.99|
Straight, angle and (oblique) Y pattern with flanged or butt-welding ends in nominal sizes from 15 to 400 mm (1⁄2 to 16 in) and Class 150 to 2500.