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GB50018-2002:冷弯薄壁型钢结构技术规范

GB50018-2002:冷弯薄壁型钢结构技术规范

更新时间:2023-05-04 09:26:47 立即下载

GB50018-2002:冷弯薄壁型钢结构技术规范

GB50018-2002······1

1 总则······9

2 术语、符号······10

2.1 术语······10

2.2 符号······11

3 材料······15

4 基本设计规定······17

4.1 设计原则······17

4.2 设计指标······18

4.3 构造的一般规定······20

5 构件的计算······22

5.1 轴心受拉构件······22

5.2 轴心受压构件······22

5.3 受弯构件······26

5.4 拉弯构件······29

5.5 压弯构件······29

5.6 构件中的受压板件······34

6 连接的计算与构造······39

6.1 连接的计算······39

6.2 连接的构造······47

7 压型钢板······51

7.1 压型钢板的计算······51

7.2 压型钢板的构造······54

8 模条与墙梁······56

8.1 模条的计算······56

8.2 擦条的构造······58

8.3 墙梁的计算······58

8.4 墙梁的构造······59

9 屋架······61

9.1 屋架的计算······61

9.2 屋架的构造······62

10 刚架······63

10.1 刚架的计算······63

10.2 刚架的构造······67

11 制作、安装和防腐蚀······68

11.1 制作和安装······68

11.2 防腐蚀······71

附录A 计算系数······74

附录B 截面特性······84

附录C 考虑冷弯效应的强度设计值的计算方法······103

附录D 侵蚀作用分类和防腐涂料底、面攘配套及维护年限······105

本规范用词说明······107

附: 条文说明······109

3 材 料······112

4 基本设计规定······113

4.1 设计原则······113

4.2 设计指标······115

4.3 构造的一般规定······116

5 构件的计算······117

5.1 轴心受拉构件······117

5.2 轴心受压构件······118

5.3 受弯构件······120

5.4 拉弯构件······121

5.5 压弯构件······121

5.6 构件中的受压板件······123

6 连接的计算与构造······133

6.1 连接的计算······133

6.2 连接的构造······135

7 压型钢板······137

7.1 压型钢板的计算······137

7.2 压型钢板的构造······138

8 檩条与墙梁······139

8.1 檩条的计算······139

8.2 檩条的构造······141

8.3 墙梁的计算······142

9 屋 架······144

9.1 屋架的计算······144

9.2 屋架的构造······144

10 刚架······146

10.1 刚架的计算······146

10.2 刚架的构造······147

11 制作、安装和防腐蚀······149

11.1 制作和安装······149

11.2 防腐蚀······150

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