GBT51132-2015······1

l 總則······12

2 術(shù)語······13

3 基本規(guī)定······14

4 管道元件檢驗(yàn)及儲(chǔ)運(yùn)······15

4.1 一般規(guī)定······15

4.2 管子檢驗(yàn)······15

4.3 閥門檢驗(yàn)······16

4.4 其他管道元件的檢驗(yàn)······17

4.5 管道元件的儲(chǔ)運(yùn)······19

4.6 質(zhì)量驗(yàn)收······20

5 管子加工······22

5.1 一般規(guī)定······22

5.2 管子調(diào)直及整困······22

5.3 管子切割及坡口加工······22

5.4 彎管制作······23

5.5 管口翻邊······26

5.6 支、吊架制作······27

5.7 質(zhì)量驗(yàn)收······27

6 管道焊接······29

6.1 一般規(guī)定······29

6.2 焊前準(zhǔn)備······30

6.3 焊接工藝······31

6.4 焊后熱處理······34

6.5 焊后檢驗(yàn)······34

6.6 質(zhì)量驗(yàn)收······35

7 管道系統(tǒng)安裝······39

7.1 一般規(guī)定······39

7.2 螺紋連接······39

7.3 法蘭連接······40

7.4 管段預(yù)制······41

7.5 管道安裝······41

7.6 質(zhì)量驗(yàn)收······47

8 管道系統(tǒng)壓力試驗(yàn)······50

8.1 一般規(guī)定······50

8.2 液壓試驗(yàn)······51

8.3 氣壓試驗(yàn)······52

8.4 泄漏性試驗(yàn)······53

8.5 質(zhì)量驗(yàn)收······53

9 管道系統(tǒng)吹掃與清洗······55

9.1 一般規(guī)定······55

9.2 管道系統(tǒng)水沖洗······56

9.3 管道系統(tǒng)吹掃······56

9.4 管道系統(tǒng)脫脂······57

9.5 管道系統(tǒng)化學(xué)清洗······57

9.6 質(zhì)量驗(yàn)收······58

10 工程質(zhì)量驗(yàn)收······60

附錄A 工業(yè)有色金屬管道施工質(zhì)量檢查記錄······62

附錄B 工業(yè)有色金屬管道焊接坡口形式及尺寸······74

附錄C 分項(xiàng)工程質(zhì)量驗(yàn)收記錄······81

附錄D 分部(子分部)工程質(zhì)量驗(yàn)收記錄······82

附錄E 分部(子分部)質(zhì)量控制資料檢查記錄······83

本規(guī)范用詞說明······84

引用標(biāo)準(zhǔn)名錄······85

附: 條文說明······86

1 總則······90

2 術(shù)語······91

3 基本規(guī)定······92

4 管道元件檢驗(yàn)及儲(chǔ)運(yùn)······93

4.1 一般規(guī)定······93

4.2 管子檢驗(yàn)······94

4.3 閥門檢驗(yàn)······94

4.4 其他管道元件的檢驗(yàn)······94

4.5 管道元件的儲(chǔ)運(yùn)······94

4.6 質(zhì)量驗(yàn)收······95

5 管子加工······96

5.1 -般規(guī)定······96

5.2 管子調(diào)直及整圓······96

5.3 管子切割及坡口加工······96

5.4 彎管制作······97

5. 5 管口翻邊······97

5. 6 支、吊架制作······98

5. 7 質(zhì)量驗(yàn)收······98

6 管道焊接······99

6.1 一般規(guī)定······99

6.2 焊前準(zhǔn)備······100

6.3 焊接工藝······101

6.5 焊后檢驗(yàn)······104

6.6 質(zhì)量驗(yàn)收······104

7 管道系統(tǒng)安裝······105

7.1 一般規(guī)定······105

7.2 螺紋連接······105

7.3 法蘭連接······106

7.4 管段預(yù)制······106

7.5 管道安裝······107

7.6 質(zhì)量驗(yàn)收······110

8 管道系統(tǒng)壓力試驗(yàn)······111

8.1 一般規(guī)定······111

8.2 液壓試驗(yàn)······112

8.3 氣壓試驗(yàn)······113

8. 4 泄漏性試驗(yàn)······113

8. 5 質(zhì)量驗(yàn)收······113

9 管道系統(tǒng)吹掃與清洗······114

9.1 一般規(guī)定······114

9.2 管道系統(tǒng)水沖洗······114

9.3 管道系統(tǒng)吹掃······115

9.4 管道系統(tǒng)脫脂······115

9. 5 管道系統(tǒng)化學(xué)清洗······115

9. 6 質(zhì)量驗(yàn)收······116

10 工程質(zhì)量驗(yàn)收······117