T/CECS 785-2020 钢管混凝土桁式混合结构技术规程.pdf

建筑,建筑结构,混合结构,钢管混凝土,团体标准
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目次 1总则 (1) 2术语和符号 (2) 2.1术语 (2) 2.2符号 (2) 3材料 (7) 3.1钢材. (7) 3.2混凝土 (7) 3.3连接材料 (8) 4基本规定 (10) 4.1设计原则 (10) 4.2设计指标 (12) 5承载力计算 (15) 5.1一般规定 (15) 5.2 正截面承载力计算 (15) 5.3斜截面受剪承载力计算 (32) 5.4抗撞击承载力计算 (33) 6节点和连接设计, (34) 6.1一般规定. (34) 6.2 K形和N形平面节点设计 (37) 6.3 T形、Y形和X形平面节点设计 (40) 6.4 空间节点设计 (41) 6.5基础与支承节点构造 (41) 6.6节点抗疲劳设计 (44) 7防护设计 (49) 7.1防火设计 (49) 7.2防腐设计 (50) .6.
8制作、施工和验收 (53) 8.1一般规定 (53) 8.2钢管制作与安装. (53) 8.3混凝土施工 (55) 8.4防护涂料施工 (58) 8.5验收 (58) 附录A钢管内混凝土和钢材的本构模型. (61) 附录B轴心受压钢管混凝土桁式混合结构的 稳定系数表 (67) 附录C相贯焊接节点的热点应力集中系数计算 (74) 本规程用词说明 (79) 引用标准名录 (80) 附:条文说明 (83)
Contents 1General provisions (1) 2Terms and symbols (2) 2.1Terms (2) 2.2 Symbols (2) 3Materials (7) 3.1Steel .. (7) 3.2Concrete +........... (7) 3.3Connecting materials (8) 4 Basic requirements (10) 4.1 Design principle (10) 4.2 Design indexes... (12) 5Ultimate limit states..... (15) 5.1 General requirements ...... (15) 5.2 Resistance of structures under pression, bending and bincd cffccts (15) 5.3Resistance of structures under inclined shear (32) 5.4 Resistance of structures under lateral impact (33) 6Design of joints and connections .. (34) 6.1 General requirements ..... (34) 6. 2 Design of K aunl N-type joits (37) 6.3 Design of T-,Y- and X-type joints (40) 6.4 Design of multiplanar joints (41) 6.5 Constructional details of bases and chord connections (41) 6.6 Fatigue design of joints ... 7Fire resistance and corrosion resistance design (49) 7.1Fire resistance design (49) .8.
7.2 Corrosion resistance design .(50) 8Manufacture, construction and acceptance (53) 8.1General requirements ........ ((53) 8. 2 Manufacture and installation of hollow steel tubes .. (53) 8.3Construction of concrete 8.4Construction of coating (58) 8.5Acceptance (58) AppendixAConstitutive models of core concrete and steel.... Appendix BTable of rcduction factor due to flexural buckling for trussed concrete-filled steel tubular hybrid structures under axial pression.(67) Appendix CHot spot stress concentration factor of welded...

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