本規范共分15章和3個附錄,主要技術內容包括:總則,術語,基本規定,鍋爐基礎復查與畫線,鋼架及相關金屬結構,受熱面,水壓試驗,燃燒裝置,鍋爐附屬管道及附件,煙、風、燃(物)料管道及附屬設各,鍋爐煙、風系統嚴密性試驗,鍋爐爐墻砌筑,鍋爐熱力設各及管道保溫,鍋爐調整試驗,質量驗收。

GB50972-2014······1

1 總則······11

2 術語······12

3 基本規定······14

4 鍋爐基礎復查與畫線······16

5 鋼架及相關金屬結構······17

5.1 鋼架安裝及二次灌漿······17

5.2 平臺挾梯及相關金屬結構······20

5.3 門孔及密封件······20

6 受熱面······22

6.1 汽包或啟動分離器、聯箱······22

6.2 受熱面管(束）屏安裝······23

6.3 減溫器及連通管道······27

6.4 受壓元件焊接······27

6.5 爐膛密封······29

7 水壓試驗······31

8 燃燒裝置······33

8.1 布風裝置······33

8.2 啟動點火及穩燃裝置······33

8.3 煤泥槍······34

9 鍋爐附屬管道及附件······35

9.1 鍋爐附屬管道······35

9.2 汽包就地水位計······35

9.3 安全閥······36

9.4 就地儀表及取源部件······37

9.5 膨脹系統及指示器······38

9.6 燃油(氣）管道······39

9.7 吹灰裝置······40

10 煙、風、燃(物）料管道及附屬設備······41

10.1 空氣預熱器······41

10.2 煙、風、燃(物）料管道······43

10.3 外置床及旋風分離器······44

10.4 其他附屬設備安裝······46

11 鍋爐煙、風系統嚴密性試驗······47

11.1 嚴密性試驗條件······47

11.2 嚴密性試驗要求······47

12 鍋爐爐墻砌筑······49

12.1 不定形耐磨耐火材料施工······49

12.2 定形耐磨耐火材料施工······54

12.3 耐火陶瓷纖維施工······57

13 鍋爐熱力設備及管道保溫······59

14 鍋爐調整試驗······65

14.1 一般規定······65

14.2 烘爐······65

14.3 鍋爐化學清洗······67

14.4 鍋爐冷態通風試驗······68

14.5 鍋爐吹管······69

14.6 蒸汽嚴密性試驗及安全閥校驗······70

15 質量驗收······72

15.1 施工質量驗收劃分······72

15.2 施工質量驗收基本要求······72

附錄A 施工質量驗收表格······75

本規范用詞說明······79

引用標準名錄······80

附:條文說明······83

1 總則······86

2 術語······87

3 基本規定······88

4 鍋爐基礎復查與畫線······90

5 鋼架及相關金屬結構······91

5.1 鋼架安裝及二次灌漿······91

5.2 平臺挾梯及相關金屬結構······91

6 受熱面······92

6.1 汽包或啟動分離器、聯箱······92

6.2 受熱面管(束)屏安裝······92

6.4 受壓元件焊接······92

6.5 爐膛密封······93

7 水壓試驗······94

9 鍋爐附屬管道及附件······96

9.1 鍋爐附屬管道······96

9.2 汽包就地水位計······96

9.3 安全閥······96

9.4 就地儀表及取源部件······96

9.5 膨脹系統及指示器······97

9.6 燃油(氣)管道······97

9.7 吹灰裝置······97

10 煙、風、燃(物)料管道及附屬設備······98

10.1 空氣預熱器······98

10.2 煙、風、燃(物)料管道······98

11 鍋爐煙、風系統嚴密性試驗······99

11.1 嚴密性試驗條件······99

12 鍋爐爐墻砌筑······100

12.1 不定形耐磨耐火材料施工······100

12.2 定形耐磨耐火材料施工······103

12.3 耐火陶瓷纖維施工······104

13 鍋爐熱力設備及管道保溫······105

14 鍋爐調整試驗······106

14.1 一般規定······106

14.2 烘爐······106

14.3 鍋爐化學清洗······106

14.5 鍋爐吹管······106

14.6 蒸汽嚴密性試驗及安全閥校驗······107

15 質量驗收······108

15.2 施工質量驗收基本要求······108