NB ICS 27.120.20 CCS F 65 中华人民共和国能源行业标准 NB/T 10914—2021
核电厂鼓形旋转滤网技术条件 The technical specification of drum screen for nuclear power plants 2021-12-22 发布 2022-03-22 实施 国家能源局 发 布 NB/T 10914—2021 I 目 次 前言 ······························································································································ ·Ⅱ 1 范 围 ·························································································································· 1 2 规范性引用文件 ··········································································································· 1 3 术语和定义 ················································································································· 1 4 设计要求 ···················································································································· 2 4.1 基本参数 ··············································································································· 2 4.2 技术要求 ··············································································································· 3 4.3 材料要求 ··············································································································· 3 4.4 防腐要求 ··············································································································· 3 4.5 其他要求 ··············································································································· 3 5 制造要求 ···················································································································· 3 5.1 一般要求 ··············································································································· 3 5.2 技术要求 ··············································································································· 3 5.3 人员资质 ··············································································································· 4 6 检验要求 ···················································································································· 4 6.1 表面涂层 ··············································································································· 4 6.2 酸洗钝化 ··············································································································· 4 6.3 铸件检验 ··············································································································· 4 6.4 锻件检验 ··············································································································· 4 6.5 焊接件检验 ············································································································ 4 7 出厂检查及试验 ··········································································································· 4 7.1 常规检查 ··············································································································· 4 7.2 卧式组装试验 ········································································································· 4 7.3 立式空载试验 ········································································································· 5 8 标志、包装 ················································································································· 5 9 现场验收 ···················································································································· 5 9.1 安装验收 ··············································································································· 5 9.2 无水试验 ··············································································································· 5 9.3 有水试验 ··············································································································· 5 NB/T 10914—2021 II 前 言 本文件按照 GB/T 1.1 —