JGJT421-2018······1

1 總則······11

2 術(shù)語和符號······12

2.1 術(shù)語······12

2.2 符號······13

3 材料······17

3.1 鋼材······17

3.2 連接材料······17

3.3 其他材料······19

4 建筑設(shè)計基本規(guī)定······20

5 結(jié)構(gòu)設(shè)計基本規(guī)定······22

5.1 結(jié)構(gòu)布置······22

5.2 設(shè)計的一般規(guī)定······22

5.3 構(gòu)造的一般規(guī)定······23

6 作用與作用效應(yīng)計算······28

6.1 作用······28

6.2 作用效應(yīng)······29

7 構(gòu)件與連接設(shè)計······32

7.1 構(gòu)件設(shè)計······32

7.2 連接計算······35

8 墻體結(jié)構(gòu)設(shè)計······36

8.1 設(shè)計計算······36

8.2 墻體的構(gòu)造······42

9 樓蓋結(jié)構(gòu)設(shè)計······47

9.1 設(shè)計計算······47

9.2 樓蓋的構(gòu)造······52

10 屋蓋結(jié)構(gòu)設(shè)計······56

10.1 設(shè)計計算······56

10.2 屋蓋的構(gòu)造······57

11 基礎(chǔ)設(shè)計······59

11.1 設(shè)計計算······59

11.2 基礎(chǔ)的構(gòu)造······59

12 防火與防腐······61

12.1 防火······61

12.2 防腐······62

13 制作與安裝······63

13.1 一般規(guī)定······63

13.2 制作、運輸與儲存······63

13.3 安裝······64

14 設(shè)備安裝······65

15 驗收······67

本標(biāo)準(zhǔn)用詞說明······70

引用標(biāo)準(zhǔn)名錄······71

附：條文說明······73

1 總則······77

3 材料······79

3.1 鋼材······79

3.2 連接材料······80

3.3 其他材料······80

4 建筑設(shè)計基本規(guī)定······82

5 結(jié)構(gòu)設(shè)計基本規(guī)定······84

5.1 結(jié)構(gòu)布置······84

5.2 設(shè)計的一般規(guī)定······85

5.3 構(gòu)造的一般規(guī)定······86

6 作用與作用效應(yīng)計算······87

6.1 作用······87

6.2 作用效應(yīng)······87

7 構(gòu)件與連接設(shè)計······90

7.1 構(gòu)件設(shè)計······90

7.2 連接計算······92

8 墻體結(jié)構(gòu)設(shè)計······93

8.1 設(shè)計計算······93

8.2 墻體的構(gòu)造······97

9 樓蓋結(jié)構(gòu)設(shè)計······98

9.1 設(shè)計計算······98

9.2 樓蓋的構(gòu)造······100

10 屋蓋結(jié)構(gòu)設(shè)計······102

10.1 設(shè)計計算······102

11 基礎(chǔ)設(shè)計······103

11.1 設(shè)計計算······103

12 防火與防腐······104

12.1 防火······104

12.2 防腐······105

13 制作與安裝······107

13.1 一般規(guī)定······107

13.2 制作、運輸與儲存······107

13.3 安裝······107

14 設(shè)備安裝······109

15 驗收······110