JGJ/T490-2021······1

1 總則······11

2 術語和符號······12

2.1 術語······12

2.2 符號······13

3 設計基本規定······18

3.1 一般規定······18

3.2 荷載效應······19

3.3 抗震等級······20

4 材料······22

4.1 鋼材······22

4.2 混凝土和鋼筋······23

4.3 連接材料······23

5 結構布置和結構分析······25

5.1 一般規定······25

5.2 結構體系、選型和布置······25

5.3 結構分析模型與要求······27

6 構件設計和剛度計算······30

6.1 預制和現澆鋼筋混凝土墻板······30

6.2 帶豎縫鋼筋混凝土墻板······38

7 連接設計······48

7.1 一般規定······48

7.2 內填墻板跨的梁墻界面和梁柱界面連接計算······50

8 構件的加工制作與施工······57

8.1 一般規定······57

8.2 構件的加工制作和運輸······57

8.3 施工和安裝······59

9 鋼結構防護······61

9.1 一般規定······61

9.2 防腐涂裝······61

9.3 防火涂裝······63

10 驗收······65

10.1 一般規定······65

10.2 主控項目······66

10.3 一般項目······67

本標準用詞說明······68

引用標準名錄······69

附：條文說明······71

1 總則······75

2 術語和符號······76

3 設計基本規定······77

3.1 一般規定······77

3.2 荷載效應······79

3.3 抗震等級······79

4 材料······81

4.1 鋼材······81

4.2 混凝土和鋼筋······81

4.3 連接材料······82

5 結構布置和結構分析······83

5.1 一般規定······83

5.2 結構體系、選型和布置······83

5.3 結構分析模型與要求······85

6 構件設計和剛度計算······90

6.1 預制和現澆鋼筋混凝土墻板······90

6.2 帶豎縫鋼筋混凝土墻板······93

7 節點設計······96

7.1 一般規定······96

7.2 內填墻板跨的梁墻界面和梁柱界面連接計算······97

8 構件的加工制作與施工······98

8.1 一般規定······98

8.3 施工和安裝······98

9 鋼結構防護······99

9.1 一般規定······99

9.2 防腐涂裝······99

9.3 防火涂裝······99

10 驗收······100

10.1 一般規定······100

10.2 主控項目······100

10.3 一般項目······100