
BOLTED BONNET STEEL GATE VALVES FOR THE PETROLEUM, PETROCHEMICAL AND ALLIED INDUSTRIES
出版:International Organization for Standardization

专家解读视频
This International Standard specifies the requirements for a heavy-duty series of bolted bonnet steel gate valves for petroleum refinery and related applications where corrosion, erosion and other service conditions would indicate a need for full port openings, heavy wall sections and large stem diameters.
NS ISO 10434 : 1ED 2000 - Identical
NS ISO 10437 : 1ED 2000 - Identical
DS EN ISO 10434 : 2004 - Identical
PN EN ISO 10434 : 2005 - Identical