方钢

两种新型方钢结构节点的提出和试设计

Test design of new kinds of concrete-filled square steel tubular joints

方钢纵向磁化的磁偶极子理论基础

Theoretical fundamental of magnetic dipole for longitudinal magnetization of a square steel

方钢纵向磁化的两个不同阶段

Two Different Stages of Longitudinal Magnetization of a Cuboid Steel Component

冷拔方钢的成型试验研究

The study of cold & drawing square shape bar test

方钢纵向磁化稳定状态的退磁场强度

Demagnetizing field strength of a cuboid steel magnetized longitudinally in stable condition

方钢刚性减振结构对组合板振动影响的计算分析

Influence of quadrate steel beam with vibration-damping structure on vibration of combined plates

方钢管砼偏压短柱基本性能研究

Research on Basic Behaviour of Concrete Filled Square Steel Tubular Stub under Eccentric Load

方钢管柱&工字钢梁节点性能研究

Study on Performance of Joint between Rectangle Tube Steel Column and H-Shape Steel Beam

方钢隔振结构对结构噪声隔离作用的理论分析与试验

Analysis and Experimental Research on the Role of Quadrate Steel Beam in Isolating Vibration Wave

平行多级方钢隔振结构的研究

The Research on the Isolating Vibration Structures of Several Parallel Quadrate Steel Beams in plate

GB/T908-1987锻制圆钢和方钢尺寸、外形、重量及允许偏差

" Forged round and square steels & Dimension , shape , weight and tolerance "

方钢管砼偏压柱压溃荷载的近似计算

An approximate computation of collapse load for concrete-filled square steel tubular columns under eccentric compression

方钢纵向磁化时各棱上的磁荷线密度

The linear magnetic charge density along the edges of a longitudinally - magnetized steel cuboid

200KA系列铝电解槽强磁环境阴极方钢焊接工艺与实践

Craft and practice of cathode square steel welding of 200 KA aluminum reduction cell in magnetic field

圆钢枝，方钢枝及六角钢枝之形状及尺寸之公差

Tolerance on Shape and Dimensions for Round Steel Bar , Square Steel Bar , Hexagonal Steel Bar

GB/T905-1994冷拉圆钢、方钢、六角钢尺寸、外形、重量及允许偏差

" Dimension , shape , weight and tolerance for cold-drawn round , square and hexagonal steels "

研究了平行设置多级方钢隔振结构的隔振效果。

In this paper , the isolating structure of several parallel quadrate steel beams in plate is studied .

制造：小型角钢、方钢轧制；国内商业、物资供销业。

Manufacturing : small angle steel , steel rolling side ; domestic business , material supply and marketing industry .

采用液压传动，能对方钢，圆钢，角钢，槽钢，工字钢进行剪切，模剪。

Use of hydraulic , other steel , round bars , angle iron , steel , I-steel cutting , die cut .

钢管厚度越大，方钢管膨胀混凝土极限承载力越大。

The greater the steel tube wall thickness , the higher the limit loading capacity of expansive concrete filled square steel tube is .

方钢管砼偏压柱压溃过程的数值模拟迈地早强高效减水剂和粉煤灰双掺技术在水泥砼制品生产中的应用

Numerical Simulation of Collapse of Concrete-Filled Square Steel Tubular Columns under Eccentric Compression The Application of MIGHTY Reducing Agent and Fly Ash in Cement Product

通过试验和有限元分析，研究了钢梁端部的受力状态以及埋设在混凝土剪力墙内的大尺寸方钢与混凝土之间的粘结性能，验证了使用荷载下连接节点系统的可靠性。

Through experimental and FEM analysis , the stress state in the side area of the steel beam and bonding behavior between concrete and embedded jumbo size steel bar are studied .

传统的柔性减振方式存在许多缺陷，因此国外提出了采用方钢减振降噪结构的刚性减振技术，并已经开始在重点国防项目上取得应用。

The traditional solutions which commonly use flexible mechanism have many defects , so the foreign researches proposed the rigid vibration reduction technology , which have been used in many important defense programs .

以上海市浦东新区文献中心主楼组合梁与混凝土剪力墙新型连接节点为对象，通过模型试验和数值分析研究了大尺寸方钢与混凝土剪力墙的共同工作性能。

To guarantee the safety of structural design , a small scale model for a new type of connection between steel beam and concrete shear wall was designed and tested under monotonic loading .

计算方钢结构参数变化与减振效果之间的关系曲线，并利用此曲线优化方钢减振结构的截面尺寸。

The curves which reflect the relation between the structural parameters of square steel and its vibration reduction effect are calculated and used to optimize the structural parameters to gain a better vibration reduction effect .

本文根据多层建筑中采用冷成型方钢管柱的特点，研究了外隔板式节点和竖向加劲肋式节点的受力性能。

The seismic performance of outer diaphragm joints and vertical stiffener joints ( using cold formed steel tube columns ) is researched in this paper based on the Multi-story structures often using cold formed steel tubes .

用磁偶极子链概念可以证明，随着磁化场的增强，方钢的纵向磁化将出现两个不同的阶段。

On the concept basis of magnetic dipole chains , it can be proved that with the increasement of the magnetizing field strength , there will appear two different stages in the longitudinal magnetization of a cuboid steel component .

通过研究，开发了新的轧制规程，设计出合理的初轧工艺，顺利地实现了在初轧机上应用无槽轧制技术生产大方钢。

On the basis of the research work , new rolling schedules have been developed , and reasonable bloom rolling technology has been designed , which helped produce billets with the non-groove rolling schedule on the blooming mill successful -

以φ1650冷锯机锯切0.06×0.06m2方钢为例，对所建理论进行了验证。

And also , the amplitude value and period of stick slip vibration of workpiece are estimated . With 0.06 × 0.06 m 2 square steel by φ 1650 cold saw cutting as an example , the established theory is tested .

本文设计了2个外隔板式和2个垂直加劲肋式方钢管柱&工字钢梁节点试件，进行了节点的低周反复加载试验和单向加载下节点的非线性有限元分析。

The dissertation designed two outer diaphragm joints and vertical stiffener joints between the steel tube columns and H shape steel beams , then doing experiments under the low cycle hysteretic loads and giving the finite element analysis under monotonic loads .