GB/T 22130-2008 in English

《GB/T 22130-2008钢制旋塞阀》由TC188（全国阀门标准化技术委员会）归口，主管部门为中国机械工业联合会。
本标准规定了法兰端、对焊端、承插焊端和螺纹连接的钢制旋塞阀的结构与基本参数、技术要求、材料、试验方法、检验规则以及防护、标志、包装、运输、贮存。
本标准适用于公称压力PN10~PN420、公称尺寸DN25~DN600,阀门的连接方式为法兰、焊接、螺纹连接,材料为碳钢、合金钢、奥氏体不锈钢,形式为短型、常规型、文丘里型和圆孔全通径型的旋塞阀。

Scope

This standard specifies the structure and basic parameters, technical requirements, materials, test methods, inspection rules and protection, marking, packaging, transportation and storage of steel plug valves with flange ends, butt welding ends, socket welding ends and threaded connections. . This standard is applicable to nominal pressure PN10～PN420 and nominal size DN25～DN600. The connection methods of valves are flange, welding and threaded connection. The materials are carbon steel, alloy steel and austenitic stainless steel. The forms are short type, conventional type, Plug valves of Venturi type and round hole full bore type.