EN ISO 17292This description is for standard: EN ISO 17292ISO 17292:2004 specifies the requirements for a series of metal ball valves suitable for petroleum, petrochemical, natural gas plants, and rel
EN 1983This description is for standard: EN 1983This European Standard specifies requirements for industrial steel ball valves having flanged, threaded, socket welding or butt welding ends. The DN ran
P CEN/TS 13547This description is for standard: P CEN/TS 13547This document applies to copper alloy ball valves for general use having, flanged, threaded, capillary or compression or loose nut/union b
EN 331This description is for standard: EN 3311.1 This European standard specifies the general requirements for the construction, performance and safety of ball valves and closed bottom taper plug val