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Standard
T/ZZB 1964-2020 Ball of ball valve 2020 (English Version) |
Detail of T/ZZB 1964-2020
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Introduction of T/ZZB 1964-2020
本文件规定了球阀球体的术语和定义、结构型式、基本要求、技术要求、试验方法、检验规则、标识、包装和贮运及质量承诺。
本文件适用于公称压力PN16~PN400、Class150~Class2 500,公称尺寸DN10~DN1 400、NPS3/8~NPS56 的直通钢制锻造的球阀球体(以下简称球体)。
Contents of T/ZZB 1964-2020