NB∕T 20008.17-2012 压水堆核电厂用其他材料 第17部分：2、3级非合金及合金球墨铸铁件.pdf

ICS77.080.10

J31

备案号：38331-2013NB

中华人民共和国能源行业标准

NBff20008.17一2012

压水堆核电厂用其他材料第17部分：

2、3级非合金及合金球墨铸铁件

Othermaterialforpressurizedwaterreactornuclearpowerplant•-

Part17:Class2and3unalloyedandalloyductileironcastings

2012-10-19发布

2013-03-01实施

发布

国家能源局

NB/T20008.17-2012

目；欠

前言……·……··…··……····…··……·………··………－………·……··…··“………．．．．．．．．．．··“…··………………........11

I范围…················…………························……I

2规范性引用文件………·········………··…………·………························……··…………I

3制造…..…·………·…..………··……··…...2

4化学成分...……“...……….3

5力学性能…………·………………3

6金相检查……………··…………··…··………….5

7无损检测………··…………·······························……....…·…………···········6

8其他检验…..…······················…···································………·······…川·················………6

9缺陷部位的清除和l修补……··…………··········…·…·····································……………··…7

JO尺寸检查.……···························…...……··……………·………………...7

II试料保管………··………………··…………··············7

12标志、清洁、包装和运输..…·……………··………··……………7

13质量证明文件………..……..…··············…….…...7

附录A（规范性附录〉样件制造…………·………………......…··…………·……·……...9

附录B（规范性附录〉泵体铸铁件，检测区…………...…….……·…12

附录c（规范性附录〉磁性能检测………·············…·········13

I

NB月20008.17-2012