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DB32/T 3911-2020 轻钢龙骨式复合剪力墙房屋建筑技术规程

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DB32/T 3911-2020
轻钢龙骨式复合剪力墙房屋建筑技术规程
Technical specification for light-gauge steel framed shear wallbuildings
2021-05-01实施
2020-12-21发布 目 次 前言....................................................................................................................................................................1 1 范围...................................................................................................................................................................1 2 规范性引用文件...............................................................................................................................................1 3 术语和定义.......................................................................................................................................................2 4 符号...................................................................................................................................................................5 4.1 作用及作用效应........................................................................................................................................5 4.2 设计指标....................................................................................................................................................6 4.3 几何参数....................................................................................................................................................7 4.4 计算系数....................................................................................................................................................8 5 材料与设计指标...............................................................................................................................................9 5.1 材料............................................................................................................................................................9 5.2 设计指标..................................................................................................................................................10 6 基本设计规定.................................................................................................................................................12 6.1 建筑设计原则..........................................................................................................................................12 6.2 结构设计原则..........................................................................................................................................14 6.3 荷载与作用..............................................................................................................................................15 6.4 构造的一般规定......................................................................................................................................16 7 结构及构件计算.............................................................................................................................................19 7.1 荷载效应与设计指标..............................................................................................................................19 7.2 轴心受拉构件..........................................................................................................................................23 7.3 轴心受压构件..........................................................................................................................................24 7.4 受弯构件..................................................................................................................................................27 7.5 拉弯构件..................................................................................................................................................34 7.6 压弯构件..................................................................................................................................................34 7.7 构件中的受压板件..................................................................................................................................38 8 连接计算与构造.............................................................................................................................................48 8.1 钢板与钢板的连接计算..........................................................................................................................48 8.2 钢板与建筑板材的连接计算..................................................................................................................50 8.3 连接构造..................................................................................................................................................51 9 墙体系统.........................................................................................................................................................51 9.1 一般规定..................................................................................................................................................51 9.2 墙体立柱设计计算..................................................................................................................................52 9.3 构造要求..................................................................................................................................................54 10 楼盖系统.......................................................................................................................................................62 10.1 一般规定................................................................................................................................................62 10.2 楼面托梁设计计算................................................................................................................................62 10.3 楼盖构造................................................................................................................................................62 11 屋盖系统.......................................................................................................................................................67 11.1 一般规定................................................................................................................................................67 11.2 设计规定................................................................................................................................................68 11.3 屋架构造................................................................................................................................................69 12 防火、保温、防腐与防潮...........................................................................................................................72 12.1 一般规定................................................................................................................................................72 12.2 防火........................................................................................................................................................73 12.3 保温........................................................................................................................................................73 12.4 防腐........................................................................................................................................................73 12.5 防潮........................................................................................................................................................74 13 制作、安装与验收.......................................................................................................................................74 13.1 制作........................................................................................................................................................74 13.2 安装........................................................................................................................................................75 13.3 验收........................................................................................................................................................77 附录 A (规范性附录) 确定冷弯薄壁型钢与建筑板材间的自攻螺钉连接件抗剪强度设计值的标准试验 .............................................................................................................................................................................80