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GY/T 64-2021 广播电视钢塔桅防腐蚀保护涂装
简介
GY/T 64-2021 代替 GY 64-2010
广播电视钢塔桅防腐蚀保护涂装
Anticorrosive coating of steel tower and mast for radio and television
2021-08-19实施
2021-08-19发布 目 次 前言 ...............................................................................1 1 范围 .............................................................................. 1 2 规范性引用文件 .................................................................... 1 3 术语和定义 ........................................................................ 2 4 总则 .............................................................................. 2 5 表面处理 .......................................................................... 2 6 涂装技术要求 ...................................................................... 3 6.1 一般规定 ...................................................................... 3 6.2 热喷涂锌、铝及其合金涂层 ...................................................... 5 6.3 热浸镀锌层 .................................................................... 5 6.4 涂料涂层 ...................................................................... 6 6.5 安全、卫生和环境保护 ......................................................... 11 6.6 维护管理 ..................................................................... 11 7 检验 ............................................................................. 11 8 包装、运输和贮存 ................................................................. 13 附录 A(规范性) 既有钢塔桅防腐蚀涂装质量评定....................................... 14 A.1 一般规定 ..................................................................... 14 A.2 主控项目评定 ................................................................. 14 A.3 一般项目评定 ................................................................. 16 A.4 综合评定值 ................................................................... 18 A.5 既有钢塔桅防腐蚀涂装质量综合评定 ............................................. 19 A.6 既有钢塔桅腐蚀截面积检测及安全性评定 ......................................... 20 附录 B(规范性) 热浸镀锌层均匀性试验 硫酸铜试验方法............................... 21 B.1 硫酸铜溶液的制备和用量 ....................................................... 21 B.2 试样的制备 ................................................................... 21 B.3 试验条件 ..................................................................... 21 B.4 试验程序 ..................................................................... 21 B.5 浸蚀终点及耐浸蚀试验次数的确定 ............................................... 21 B.6 试剂 ......................................................................... 21 附录 C(规范性) 热喷涂锌、铝及其合金涂层附着力性能试验方法 ......................... 22 C.1 划格试验 ..................................................................... 23 C.2 拉伸试验 ..................................................................... 23 附录 D(规范性) 热浸锌锌层附着性试验 落锤试验方法................................. 24 D.1 试验装置 ..................................................................... 25 D.2 试验规则 ..................................................................... 25
GY/T 64-2021 代替 GY 64-2010
广播电视钢塔桅防腐蚀保护涂装
Anticorrosive coating of steel tower and mast for radio and television
2021-08-19实施
2021-08-19发布 目 次 前言 ...............................................................................1 1 范围 .............................................................................. 1 2 规范性引用文件 .................................................................... 1 3 术语和定义 ........................................................................ 2 4 总则 .............................................................................. 2 5 表面处理 .......................................................................... 2 6 涂装技术要求 ...................................................................... 3 6.1 一般规定 ...................................................................... 3 6.2 热喷涂锌、铝及其合金涂层 ...................................................... 5 6.3 热浸镀锌层 .................................................................... 5 6.4 涂料涂层 ...................................................................... 6 6.5 安全、卫生和环境保护 ......................................................... 11 6.6 维护管理 ..................................................................... 11 7 检验 ............................................................................. 11 8 包装、运输和贮存 ................................................................. 13 附录 A(规范性) 既有钢塔桅防腐蚀涂装质量评定....................................... 14 A.1 一般规定 ..................................................................... 14 A.2 主控项目评定 ................................................................. 14 A.3 一般项目评定 ................................................................. 16 A.4 综合评定值 ................................................................... 18 A.5 既有钢塔桅防腐蚀涂装质量综合评定 ............................................. 19 A.6 既有钢塔桅腐蚀截面积检测及安全性评定 ......................................... 20 附录 B(规范性) 热浸镀锌层均匀性试验 硫酸铜试验方法............................... 21 B.1 硫酸铜溶液的制备和用量 ....................................................... 21 B.2 试样的制备 ................................................................... 21 B.3 试验条件 ..................................................................... 21 B.4 试验程序 ..................................................................... 21 B.5 浸蚀终点及耐浸蚀试验次数的确定 ............................................... 21 B.6 试剂 ......................................................................... 21 附录 C(规范性) 热喷涂锌、铝及其合金涂层附着力性能试验方法 ......................... 22 C.1 划格试验 ..................................................................... 23 C.2 拉伸试验 ..................................................................... 23 附录 D(规范性) 热浸锌锌层附着性试验 落锤试验方法................................. 24 D.1 试验装置 ..................................................................... 25 D.2 试验规则 ..................................................................... 25
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