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由哈尔滨建筑工程学院和中国建筑科学研究院共同主编,全国有关高校、设计、施工、科研共9个单位共同编制的国家推荐性标准《钢管混凝土结构设计及施工规程》(CECS 28:90)于1988年12月由建筑工程标准研究中心组织专家审查通过后,已于1990年11月由中国工程建设标准化协会正式批准,即将由中国计划出版社出版,供国内有关单位使用,并可供国际技术交流。该规程共7章和2个附录,另有《条文说明》。第一章总则,包括规程的适用范围和必须协调使用的规范;第二章材料,包括钢材品种和混凝土等级,弹性模量和设计强度的取值;第三章基本计算规定,包括极限状态设计表达式,钢管径厚比,套箍指标和构件长细比的合理范围;第四章承载力计算,包括单肢柱、格构柱的承载力计算和局部承压计算的详细规定;第五章变形计算,包括使用阶段的刚度计算和变形计算方法;第六章节点构造,包括一般规定、框架节点、格构柱节点、桁架节点和柱脚;第七章施工及质量要求,包括钢管制作、钢管拼接
The national recommended standard “Design and Construction Code for Concrete-Filled Steel Tube Structure” (CECS 28:90) jointly compiled by the National Institute of Harbin Architecture and Engineering and the China Academy of Building Research, which is jointly prepared by nine institutions in the country, including design, construction, and research After being examined and approved by experts organized by the Construction Engineering Standard Research Center in December 1988, it was formally approved by the China Engineering Construction Standardization Association in November 1990 and will be published by the China Planning Press for use by domestic authorities and be available for international technology. communicate with. The procedure consists of 7 chapters and 2 appendices. Chapter 1 General Provisions, including the scope of application of the regulations and specifications that must be used in coordination; Chapter II materials, including the value of steel grades and concrete grades, modulus of elasticity and design strength; Chapter III Basic calculations, including limit state design Expression, reasonable range of diameter-thickness ratio of steel pipe, index of ferrule and slenderness ratio of component; Chapter IV calculation of bearing capacity, including calculation of bearing capacity of single-limb column and lattice-shaped column and detailed calculation of partial pressure calculation; Chapter deformation calculation, including the use of the stage of the stiffness calculation and deformation calculation method; Chapter 6 node configuration, including general provisions, framework nodes, lattice column nodes, truss nodes and column feet; Chapter VII construction and quality requirements, including steel Production, pipe stitching