1 總則······14

2 術(shù)語和符號······15

2.1 術(shù)語······15

2.2 符號······15

3 基本規(guī)定······16

3.1 外加劑的選擇······16

3.2 外加劑的摻量······17

3.3 外加劑的質(zhì)量控制······17

4 普通減水劑······19

4.1 品種······19

4.2 適用范圍······19

4.3 進場檢驗······20

4.4 施工······20

5 高效減水劑······22

5.1 品種······22

5.2 適用范圍······22

5.3 進場檢驗······22

5.4 施工······23

6 聚羧酸系高性能減水劑······24

6.1 品種······24

6.2 適用范圍······24

6.3 進場檢驗······24

6.4 施工······25

7 引氣劑及引氣減水劑······27

7.1 品種······27

7.2 適用范圍······27

7.3 技術(shù)要求······27

7.4 進場檢驗······28

7.5 施工······29

8 早強劑······30

8.1 品種······30

8.2 適用范圍······30

8.3 進場檢驗······30

8.4 施工······31

9 緩凝劑······32

9.1 品種······32

9.2 適用范圍······32

9.3 進場檢驗······32

9.4 施工······33

10 泵送劑······34

10.1 品種······34

10.2 適用范圍······34

10.3 技術(shù)要求······34

10.4 進場檢驗······35

10.5 施工······36

11 防凍劑······37

11.1 品種······37

11.2 適用范圍······37

11.3 進場檢驗······37

11.4 施工······38

12 速凝劑······39

12.1 品種······39

12.2 適用范圍······39

12.3 進場檢驗······39

12.4 施工······40

13 膨脹劑······42

13.1 品種······42

13.2 適用范圍······42

13.3 技術(shù)要求······42

13.4 進場檢驗······43

13.5 施工······44

14 防水劑······45

14.1 品種······45

14.2 適用范圍······45

14.3 進場檢驗······45

14.4 施工······46

15 阻銹劑······47

15.1 品種······47

15.2 適用范圍······47

15.3 進場檢驗······47

15.4 施工······48

附錄A 混凝土外加劑相容性快速試驗方法······49

附錄B 補償收縮混凝土的限制膨脹率測定方法······52

附錄C 灌漿用膨脹砂漿豎向膨脹率的測定方法······55

本規(guī)范用詞說明······58

引用標準名錄······59

附:條文說明······60

1 總則······66

2 術(shù)語和符號······67

2.1 術(shù)語······67

3 基本規(guī)定······68

3.1 外加劑的選擇······68

3.2 外加劑的摻量······70

3.3 外加劑的質(zhì)量控制······70

4 普通減水劑······72

4.1 品種······72

4.2 適用范圍······72

4.3 進場檢驗······73

4.4 施工······73

5 高效減水劑······75

5.1 品種······75

5.2 適用范圍······75

5.3 進場檢驗······75

5.4 施工······76

6 聚羧酸系高性能減水劑······78

6.1 品種······78

6.2 適用范圍······78

6.3 進場檢驗······79

6.4 施工······79

7 引氣劑及引氣減水劑······82

7.1 品種······82

7.2 適用范圍······82

7.3 技術(shù)要求······83

7.4 進場檢驗······83

7.5 施工······83

8 早強劑······85

8.1 品種······85

8.2 適用范圍······85

8.3 進場檢驗······86

8.4 施工······86

9 緩凝劑······87

9.1 品種······87

9.2 適用范圍······87

9.3 進場檢驗······88

9.4 施工······88

10 泵送劑······90

10.1 品種······90

10.2 適用范圍······90

10.3 技術(shù)要求······91

10.4 進場檢驗······92

10.5 施工······92

11 防凍劑······94

11.1 品種······94

11.2 適用范圍······94

11.3 進場檢驗······94

11.4 施工······95

12 速凝劑······96

12.1 品種······96

12.2 適用范圍······96

12.3 進場檢驗······97

12.4 施工······97

13 膨脹劑······100

13.1 品種······100

13.2 適用范圍······100

13.3 技術(shù)要求······101

13.4 進場檢驗······103

13.5 施工······103

14 防水劑······105

14.1 品種······105

14.2 適用范圍······105

14.3 進場檢驗······106

14.4 施工······106

15 阻銹劑······108

15.1 品種······108

15.2 適用范圍······108

15.3 進場檢驗······109

15.4 施工······109

附錄A 混凝土外加劑相容性快速試驗方法······110

附錄B 補償收縮混凝土的限制膨脹率測定方法······112

附錄C 灌漿用膨脹砂漿豎向膨脹率的測定方法······113