JGJ/T483-2020：高强钢结构设计标准

JGJT483-2020······1

1 总则······12

2 术语和符号······13

2.1 术语······13

2.2 符号······13

3 基本规定······17

3.1 设计原则······17

3.2 抗震性能化设计······18

4 材料······19

4.1 钢材牌号······19

4.2 连接材料······19

4.3 材料选用······20

4.4 设计指标······20

5 轴心受力构件······26

5.1 轴心受力构件的强度······26

5.2 轴心受压构件的稳定性······27

5.3 实腹式轴心受压构件的局部稳定性和屈曲后强度······29

6 受弯构件······34

6.1 受弯构件的强度······34

6.2 受弯构件的稳定性······35

6.3 受弯构件的局部稳定性······36

7 拉弯和压弯构件······38

7.1 拉弯和压弯构件的强度······38

7.2 压弯构件的稳定性······38

7.3 压弯构件的局部稳定性······41

8 连接和节点······45

8.1 一般规定······45

8.2 焊缝连接······45

8.3 高强度螺栓连接······45

8.4 销轴连接······47

8.5 框架连接节点······47

附录A 轴心受压构件的稳定系数ψ······49

本标准用词说明······54

引用标准名录······55

附：条文说明······57

1 总则······61

2 术语和符号······62

2.1 术语······62

2.2 符号······62

3 基本规定······63

3.1 设计原则······63

3.2 抗震性能化设计······64

4 材料······65

4.1 钢材牌号······65

4.2 连接材料······66

4.3 材料选用······66

4.4 设计指标······66

5 轴心受力构件······71

5.1 轴心受力构件的强度······71

5.2 轴心受压构件的稳定性······72

5.3 实腹式轴心受压构件的局部稳定性和屈曲后强度······72

6 受弯构件······77

6.1 受弯构件的强度······77

6.2 受弯构件的稳定性······77

6.3 受弯构件的局部稳定性······78

7 拉弯和压弯构件······79

7.1 拉弯和压弯构件的强度······79

7.2 压弯构件的稳定性······79

7.3 压弯构件的局部稳定性······81

8 连接和节点······83

8.1 一般规定······83

8.2 焊缝连接······83

8.3 高强度螺栓连接······83

8.4 销轴连接······84

8.5 框架连接节点······84