NB/T 11517-2024矿用提升容器重要承载件无损检测方法与判定规则

ICS73.100.40

CCSD93

中华人民共和国能源行业标准

NB/T11517—2024

矿用提升容器重要承载件无损检测方法与

判定规则

Nondestructiveinspectionmethodsandcriterionsforimportantload⁃bearing

componentsofmininghoistingconveyance

2024⁃05⁃24发布2024⁃11⁃24实施

国家能源局发布

中国标准出版社出版

NB/T11517—2024

目次

前言··························································································································Ⅴ

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··············································································································…2

4.1检测人员···········································································································2

4.2检测方法选择·····································································································2

4.3作业安全···········································································································2

5超声检测··············································································································…2

5.1设备和附件技术要求····························································································2

5.2检测要求···········································································································3

5.3检测方法···········································································································3

5.4缺陷的分类········································································································5

5.5记录·················································································································5

5.6判定规则···········································································································5

5.7检测记录和报告··································································································6

6磁粉检测··············································································································…6

6.1设备和附件技术要求····························································································6

6.2磁粉、载体、磁悬液·······························································································7

6.3试件·················································································································7

6.4磁化电流···········································································································8

6.5表面准备···········································································································8

6.6检测时间···········································································································8

6.7检测方法···········································································································8

6.8磁化方法及磁化要求····························································································9

6.9磁痕观察··········································································································11

6.10记录··············································································································11

6.11复验··············································································································12

6.12退磁··············································································································12

6.13判定规则········································································································12

6.14检测记录和报告·······························································································13

7无损检测区域的划分原则·······················································································…13

7.1锻件及板材无损检测区域划分原则·········································································13

Ⅰ

NB/T11517—2024

7.2轴类零件无损检测区域划分原则············································································17

附录A（规范性）超声波横波检测················································································19

A.1概述···············································································································19

A.2探头···············································································································19

A.3检测灵敏度······································································································19

A.4扫查方式·········································································································19

A.5判定规则·········································································································19

附录B（资料性）超声检测记录内容················································································20

附录C（资料性）超声检测报告示样················································································21

附录D（资料性）磁粉检测记录内容················································································22

附录E（资料性）磁粉检测报告示样················································································23

图1检测方向·············································································································3

图2磁场指示器··········································································································8

图3颊板检测区域划分图····························································································13

图4连板检测区域划分图····························································································14

图5中板检测区域划分图····························································································14

图6外板检测区域划分图····························································································14

图7主挂板检测区域划分图·························································································15

图8四角板检测区域划分图·························································································15

图9三角板检测区域划分图·························································································15

图10主连杆检测区域划分图························································································16

图11副连杆检测区域划分图························································································16

图12连接、换向叉检测区域划分图················································································16

图13桃形环检测区域划分图························································································17

图14连接链环检测区域划分图····················································································17

图15轴检测区域划分图······························································································18

图16吊杆检测区域划分图···························································································18

图17销轴检测区域划分图···························································································18

表1对接焊缝的判定规则······························································································5

表2锻件及板材的判定规则···························································································5

表3轴类零件的判定规则······························································································6

表4磁悬液浓度··········································································································7

表5磁粉检测方法分类·································································································9

表6轴向通电法和中心导体法磁化要求··········································································10

Ⅱ

NB/T11517—2024

表7触头法磁化电流值·······························································································10

表8锻件及板材的判定规则·························································································12

表9轴类零件的判定规则····························································································12

表10焊接接头的判定规则···························································································13

表A.1轴类零件的判定规则·························································································19

表C.1超声检测报告示样····························································································21

表E.1磁粉检测报告示样·····························································································23

Ⅲ

NB/T11517—2024

前言

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定起草。

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本文件由煤炭行业煤矿专用设备标准化技术委员会归口。

本文件起草单位：中煤科工集团南京设计研究院有限公司、山西省节能中心有限公司、山东泰安煤

矿机械有限公司、徐州煤矿安全设备制造有限公司、中国矿业大学。

本文件主要起草人：张梅、史爱民、宁洪震、郑利本、韩延伟、杜庆勇、周公博、谭廷帅、刘忠利。

Ⅴ

NB/T11517—