NBT 47013.5-2015电力行业标准规范.doc

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ICS 77.040.20 H 26 中华人民共和国行业标准 NB/T 47013.5—2015 代替JB/T 4730.5—2005 承压设备无损检测 第5部分:渗透检测 Nondestructive testing of pressure equipments— Part 5:Penetrant testing 2015-04-02发布 2015-09-01实施 国 家 能 源 局 发布 NB/T 47013.5—2015 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 一般要求 ···································································································· 1 5 渗透检测基本程序 ····································································································· 5 6 渗透检测操作方法 ····································································································· 6 7 在用承压设备的渗透检测 ····························································································· 8 8 检测结果评定和质量分级 ·························································································· 8 9 渗透检测记录和报告 ··········································································· 9 附录A(规范性附录) 荧光和着色渗透检测工艺程序示意图 ································· 11 附录B(规范性附录) 用于非标准温度的检测方法 ···················································· 12 NB/T 47013.5—2015 前 言 本标准NB/T47013《承压设备无损检测》分为以下13个部分: ——第1部分:通用要求; ——第2部分:射线检测; ——第3部分:超声检测; ——第4部分:磁粉检测; ——第5部分:渗透检测; ——第6部分:涡流检测; ——第7部分:目视检测; ——第8部分:泄漏检测; ——第9部分:声发射检测; ——第10部分:衍射时差法超声检测; ——第11部分:X射线数字成像检测; ——第12部分:漏磁检测; ——第13部分:脉冲涡流检测。 本部分为NB/T 47013的第5部分:渗透检测。 本部分按照GB/T 1.1—2009《标准化工作导则第1部分:标准的结构和编写》给出的规则起草。 本部分代替JB/T 4730.5—2005《承压设备无损检测 第5部分:渗透检测》,与JB/T 4730.5—2005相比,主要技术变化如下: ——扩大了检测温度适用范围; ——修改了规范性引用文件; ——增加了工艺规程和安全的内容。 本部分由全国锅炉压力容器标准化技术委员会(SAC/TC262)提出并归口。 本部分起草单位:合肥通用机械研究院、中国特种设备检测研究院、机械工业兰州石油化工设备检测

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