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Standard
| GB/T 12232-1989 General purpose industrial valves-Flanged iron gate valves (English Version) |
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Detail of GB/T 12232-1989
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Introduction of GB/T 12232-1989
本标准规定了法兰连接铁制闸阀的结构型式、技术要求、试验方法、标志、包装、运输、贮存等基本要求。本标准适用于公称压力PN0.1~4.0MPa，公称通径DN50～1800mm法兰连接灰铸铁和球墨铸铁制闸阀。
Contents of GB/T 12232-1989