GB50517-2010：石油化工金属管道工程施工质量验收规范

本规范共分12 章和2 个附录，主要包括： 总则、术语、基本规定、管道分级、管道材料验收、管道预制、管道焊接、管道安装、管道焊接检查和检验、管道试验、管道吹扫和交工技术文件.

GB50517-2010······1

1 总则······13

2 术语······14

3 基本规定······15

4 管道分级······16

5 管道材料验收······19

5.1 一般规定······19

5.2 管子检查验收······20

5.3 阀门检查验收······22

5.4 其他管道组成检查验收······25

5.5 管道支承件检查验收······28

6 管道预制······29

6.1 管子加工······29

6.2 弯管制作······30

6.3 夹套管加工······30

6.4 管段预制······31

7 管道焊接······33

7.1 一般规定······33

7.2 坡口加工及接头组队······34

7.3 焊接······37

7.4 预热与热处理······37

8 管道安装······41

8.1 一般规定······41

8.2 与转动机器连接的管道安装······45

8.3 有色金属管道安装······45

8.4 伴热管安装······46

8.5 衬里管道安装······47

8.6 安全装置安装······47

8.7 补偿装置安装······48

8.8 支、吊架安装······51

8.9 静电接地安装······52

9 管道焊接检查和检验······54

9.1 一般规定······54

9.2 焊缝的外观验收······54

9.3 焊接接头的无损检测······56

9.4 硬度检测······59

9.5 焊缝铁素体检查······59

10 管道试验······61

10.1 一般规定······61

10.2 系统设置······62

10.3 液压试验······63

10.4 气压试验······64

10.5 初始运行压力试验······65

10.6 泄漏性试验和真空试验······65

11 管道吹洗······68

11.1 一般规定······68

11.2 吹洗系统设置······69

11.3 空气吹扫······69

11.4 蒸汽吹扫······70

11.5 系统冲洗······70

11.6 化学清洗······71

11.7 管道脱脂······72

11.8 油清洗······73

12 交工技术文件······75

附录A 常用毒性介质、可燃介质······78

附录B 管道分级编码······80

本规范用词说明······81

引用标准名录······82

附：条文说明······83

2 术语······87

3 基本规定······88

4 管道分级······90

5 管道材料验收······93

5.1 一般规定······93

5.2 管子检查验收······93

5.3 阀门检查验收······94

6 管道预制······95

6.1 管子加工······95

6.4 管段预制······95

7 管道焊接······96

7.1 一般规定······96

7.2 坡口加工及接头组队······96

7.3 焊接······97

7.4 预热与热处理······97

8 管道安装······100

8.1 一般规定······100

8.4 伴热管安装······101

8.5 衬里管道安装······101

8.6 安全装置安装······101

8.7 补偿装置安装······101

8.8 支、吊架安装······102

8.9 静电接地安装······102

9 管道焊接检查和检验······103

9.1 一般规定······103

9.3 焊接接头的无损检测······103

9.5 焊缝铁素体检查······106

10 管道试验······107

10.1 一般规定······107

10.2 系统设置······107

11 管道吹洗······108

11.1 一般规定······108

11.4 蒸汽吹扫······108

11.6 化学清洗······108

12 交工技术文件······109