GB/T50975-2014：铀浓缩工厂工艺水管道工程施工及验收规范

本规范共11章,主要内容包括总则,术语和符号,一般规定,管道加工,管道焊接,管道安装,管道检查、检验和试验,管道吹扫与清洗,管道涂漆及标识,管道绝热,工程交接验收。

GBT50975-2014······1

1 总则······11

2 术语和符号······12

2.1 术语······12

2.2 符号······13

3 一般规定······14

4 管道加工······15

4.1 管子切割······15

4.2 弯管制作······15

4.3 管口翻边······17

4.4 支架、吊架加工······17

5 管道焊接······18

6 管道安装······21

6.1 一般规定······21

6.2 管道预制······22

6.3 管道安装······22

6.4 阀门安装······24

6.5 补偿装置安装······24

6.6 支架、吊架安装······25

7 管道检查、检验和试验······26

7.1 外观检查······26

7.2 焊缝射线检测和超声检测······26

7.3 压力试验······27

8 管道吹扫与清洗······28

9 管道涂漆及标识······30

10 管道绝热······31

11 工程交接验收······32

本规范用词说明······33

引用标准名录······34

附:条文说明······35

1 总则······38

2 术语和符号······39

3 一般规定······40

4 管道加工······41

4.1 管子切割······41

4.2 弯管制作······41

4.3 管口翻边······41

4.4 支架、吊架加工······41

5 管道焊接······42

6 管道安装······43

6.1 一般规定······43

6.2 管道预制······43

6.3 管道安装······43

6.4 阀门安装······44

7 管道检查、检验和试验······45

7.1 外观检查······45

7.2 焊缝射线检测和超声检测······45

7.3 压力试验······45

8 管道吹扫与清洗······46

9 管道涂漆及标识······47

10 管道绝热······48

11 工程交接验收······49