着重介绍方钢管与圆钢管连接的节点设计方法。
The design problems about the joints of different steel tube were introduced.
圆钢管钢骨混凝土；
提出了简化估核心柱内配圆钢管尺寸的具体方法和公式。
A simplified formula to estimate the appropriate dimension of inner steel tube is put forward for optimizing the column.
随后确定了影响zyy型圆钢管相贯节点刚度的几何参数。
Then the geometry which affected the circular tubular ZYY-joint rigidity is identified.
该方法也可用于圆钢管混凝土受弯构件的弯矩-曲率关系分析。
The method presented here is suitable for analyzing relationship of moment-curvature about the concrete filled circular steel tubular (circular CFST) flexural members too.
圆钢管作为一种主要杆件形式，被广泛应用于网壳等空间结构中。
Round steel tube is a main structure form, and it has been widely used in space structures such as shell structures.
本文对圆钢管压弯构件滞回性能进行大规模数值分析和试验研究。
In this paper, the hysteretic performance of the round steel bar has been studied by the means of numerical analysis and conducting experiments.
主要原因是穿过圆钢管的梁主筋与钢管内的混凝土有很好的粘结；
There is good bond between the concrete in steel pipe and the beam' s main steel bars passing through the small holes in steel pipe.
平面K型和空间KK型节点是直接焊接圆钢管结构中普遍使用的一种节点形式。
The planar K-type and multiplanar KK-type joints are very commonly used in the directly welded circular hollow section (CHS) structures.
目前，圆钢管构件已广泛应用于网架、网壳、电力构架和海洋平台等空间结构中。
Round steel tube members now have been widely used in space grid structures, reticulated shell structures, power transformation structures and ocean platforms, etc.
大跨度穹顶建筑物多采用钢桁架体系，钢桁架的杆件一般采用圆钢管，弦杆为曲线。
The long span dome structure are mostly steel truss structure. The member of steel truss are almost round steel tube, and curve chord.
圆形截面钢管混凝土结构因为圆钢管对核心混凝土均匀的“约束”而具有良好的性能。
The circular section concrete-filled steel tube structures have good performance because of uniform restraint of concrete provided by circular steel tube.
最后，基于系统参数分析结果提出一种圆钢管混凝土压弯构件弯矩-曲率滞回模型。
Finally, based on the results of parametric analysis, a kind of moment-curvature hysteretic model of concrete-filled steel tubular beam-columns wi...
在前人研究的基础上，本文对圆钢管混凝土受剪构件性能及抗剪承载力计算方法进行研究。
Base on the study results ago, this paper has carried out research on the behavior and simplified calculation methods of circular CFST members subjected to shearing.
本文采用数值计算方法，对圆钢管混凝土压弯构件荷载-位移滞回关系曲线进行了理论分析。
Numerical method is used to analyze the load-displacement hysteretic behaviors of concrete-filled circular steel tubular beam-columns in this paper.
本文通过实验研究了不同尺寸的硬质钢球弹丸对不同壁厚的低碳钢圆钢管的侵彻和穿孔效应；
A systematic experimental study has been conducted an mild Steel tubes of various thickness in their perforation by hard steel spheres.
本文提出了圆钢管压弯构件骨架曲线模型，与数值计算和试验结果比较，结果表明吻合状况良好。
In this paper, the skeleton curve model of the circular tube bending members have been put forward and we found the model quite fit in with the results of numerical calculations and experiments.
对KT型圆钢管空间相贯节点的极限承载力进行了非线性有限元分析，揭示了KT型相贯节点的受力性能。
A nonlinear finite-element analysis of multiplanar circular tubular KT-joints was carried out in this paper, and the behavior of the tubular KT-joints was described.
采用有限元计算和试验数据建立的回归模型方法来研究一般受损条件下轴心受压圆钢管杆件受力的全过程。
This paper studies the whole behavior of dent-damaged tubular members with the help of a regression model, which was developed from published test results and finite element analysis.
圆钢管混凝土界面抗剪粘结强度较方钢管混凝土的大，混凝土强度对圆钢管混凝土界面抗剪粘结强度的影响较小。
The shear bond strength of circular CFST is great than the square one, and is not considerably affected by the concrete strength.
例如，采用椭圆形钢管混凝土桥墩，相比圆钢管混凝土和矩形钢管混凝土，可以很有效地折减水流对桥墩的冲击作用。
For example, the piers using elliptical concrete filled steel tube (CFST), can more effectively reduce the impact acting on the piers, compared with piers using circular or rectangular CFST.
目前，许多国家都开始了对圆钢管混凝土构件的强度和性能的研究，但对变轴力下圆钢管混凝土支撑滞回性能研究还较少。
The study on the strength and performance of circular CFST have been carried in many countries, but research on the hysteretic behavior of circular CFST under variable axial force is very limited.
数值分析表明该节点用于方钢管混凝土柱与钢筋混凝土梁的节点，具有良好的性能且受力性能与在圆钢管混凝土结构中相似。
The numerical analyze results show that the core steel tube joint applied to concrete filled square steel tubular column and reinforced concrete beam have good mechanical property, and structure beh.
KK型圆钢管搭接节点，搭接处隐藏焊缝焊接与否的问题，现行钢结构设计规范（GB50017-2003）未作明确要求。
The question whether hidden weld in unstiffened overlapped CHS KK-joints is welded or not is not clearly metioned in current code for design of steel structures(GB50017-2003).
根据对配有圆钢管的钢骨混凝土柱的研究结果，介绍了配有圆钢管的钢骨混凝土柱的轴压比、正截面承载力的设计计算方法，并给出了工程应用的实例。
According to researches on SRC column with steel circle pipe, the calculation methods of the axial compression ratio and load bearing capability of normal section are put forward.
不锈钢螺纹机 名毅花管机械不锈钢螺纹机是不锈钢管（铁管、圆铁、圆钢）的专门机械，具有性价比高，加工成本低，效率高，速度快的特点。
Stainless steel rib machine is stainless steel pipe (steel pipe, round iron, round bar) specialized machinery, with a cost-effective, low processing costs, high efficiency, speed and features.
不锈钢螺纹机 名毅花管机械不锈钢螺纹机是不锈钢管（铁管、圆铁、圆钢）的专门机械，具有性价比高，加工成本低，效率高，速度快的特点。
Stainless steel rib machine is stainless steel pipe (steel pipe, round iron, round bar) specialized machinery, with a cost-effective, low processing costs, high efficiency, speed and features.
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