现行 NB/T 20241-2013
压水堆蒸汽发生器传热管在役检查要求 压水堆蒸汽发生器传热管在役检查要求 The requirement of in-service inspection for pressurized water reactor steam\n generator tubes
发布日期:2013-06-08
实施日期:2013-10-01
分类信息
研制信息

归口单位: 核工业标准化研究所

起草单位: 核动力运行研究所

起草人: 聂勇、 袁骊

标准简介

标准规定了压水堆核电厂蒸汽发生器传热管在役检查的基本要求,包括检验人员要求,检验所采用的设备、技术和方法,以及相关的管理要求。本标准适用于材料为非铁磁性的Incone1 690、Incoloy 800及奥氏体不锈钢的蒸汽发生器传热管(传热管外径16mm~24m,壁厚0.9mm~2mm)的涡流检测。检测从传热管的内部进行。在多数情况下,检测的范围为传热管全长,包括管板或集流管内的胀管区和弯管区;在某些特殊情况下,也可仅限于检测其中的一部分。本标准也可作为材料和规格符合上述要求的蒸汽发生器传热管或其它热交换器传热管出厂检查或在役检查(包括役前检查)的参考标准

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最后更新时间 2025-09-02