钢绞线

初始应力对预应力钢绞线松弛率影响的试验研究

Test Research for the Effect of Initiative Stress on Relaxation Rate of PC Steel Strand

稳定化处理工艺参数对PC钢绞线性能的影响

Effect of Stabilizing Treatment Parameters on Properties of PC Steel Strand

低松弛PC钢绞线机组张力控制系统的改进

Improvement of Tensile Control System for Low Relaxation PC Stranded Wire Unit

PC钢绞线用钢丝力学性能变化研究

Study on the Changes of Properties of Wire for PC Steel Strand

PC钢绞线复绕排线速度控制

Speed Control of Rewind Wire Arranging of PC Stranded Wire

多丝大直径PC钢绞线的生产工艺设计探索

Technological Design Exploration of the Multi-wire and Larger Diameter PC Steel Strand

PC钢丝钢绞线的生产新技术

New Technology to Manufacture PC Wire and PC Strand

大跨度桥梁用低松弛镀锌PC钢绞线的生产

The Manufacture of Low Relaxation Prestressed Galvanized PC Steel Strand for Wide Span Bridge

高强度低松弛PC钢绞线制造及工艺技术研究

Study on the Production and Process of High strength Low relaxation PC Steel Strand

多丝大直径低松弛PC钢绞线的研究与开发

Study and Development of the Multi-wire and Large Diameter Low Relaxation PC Steel Strand

PLC在钢绞线缠绕布线中的应用

Application of PLC to cable enwinding wiring unit

PC连续梁桥孔道压浆调查及钢绞线力学性能研究

Duct Grouting Investigation and Research on Mechanical Properties of Steel Strand in PC Continuous Bridges

斜拉索用PC钢丝钢绞线的种类与防腐分析

Variety and Anticorrosion Analysis of PC Steel Wire and Stranded Wire for Inclined Stay Cable

研究结果表明，针对1860MPa级PC钢绞线用热轧高碳盘条的拉拔生产，其最佳拉拔角约为8°。

The results show that the optimized angle of drawing die is about 8 ° .

介绍九江钢铁公司生产的低松弛镀锌PC钢绞线产品的生产工艺、制造过程及有关技术要点。

To introduce the technology of production , manufacturing operation and the relevant main points of technology .

高效节能机械剥壳在PC钢丝钢绞线生产中的应用

Application of High Efficiency and Energy Saving Mechanical Descaling to PC Steel Wire and Stranded Wire Production

在两座后张法PC连续梁桥拆除过程中，现场调查得到了该两座桥的预应力孔道压浆情况和预应力钢绞线试样。

During the removing of two post-tensioning PC continuous bridges , their duct grouting is investigated and some prestressed strands are collected .

龙景互通1桥180m超长钢绞线施工技术

Construction Techniques for the 180-m Super-Long Steel Strands in the First Longjing Flyover

同时运用动力学突加荷载的原理，推导分析了预应力钢绞线式（钢棒连接式）落梁防止装置设计承载力的计算方法和设计伸长量SF的取值；

At the same time the dynamics is adopted to put forward the design method of the carrying capacity and the lengthen of prestress wire ( steel bar ) falling-off prevention structures of highway bridges .

介绍武钢PC钢丝及钢绞线用高碳钢盘条的生产和质量改进工作，分析存在的问题，提出了下一步工作的思路及建议。

The production and quality improvement of high carbon steel wire rod for PC steel wire and steel strand in WISCO are introduced and problems existing analyzed and considerations and proposals for the future work put forward .

针对影响高线控冷盘条塑性性能指标的诸因素进行了分析，控制、改善PC盘条的塑性性能，以利于PC钢丝、钢绞线的生产和产品性能达标。

Factors influencing on plasticity index of high-speed cold control wire rod is analysed . Controling and improving the plasticity index of PC wire rods can get better production of PC steel wire and strands and reach standard product property .

对比分析了中外预应力钢丝钢绞线用线材标准，并从用户的观点出发提出了PC线材的5个技术要求和希望。

The standards of wire rod for PC steel wire and strand at home and abroad are compared and analyzed , and five items of specifications for PC wire rod and the hope are put forward from the view of consumers .

无粘结纲筋的后预应力直径55m沉淀池无粘结预应力钢绞线施工技术与控制

The Control of Construction Technology of Non-bond Prestress Steel Wire in a diameter of 55m Precipitation Tank

大跨度桥梁采用低松弛镀锌PC钢绞线具有施工简便、造价低等优点。介绍九江钢铁公司生产的低松弛镀锌PC钢绞线产品的生产工艺、制造过程及有关技术要点。

Its profits are convenient construction and low cost that the wide span bridge is built by the low relaxation prestressed galvanized PC steel strand . To introduce the technology of production , manufacturing operation and the relevant main points of technology .

预应力钢绞线用优质高碳盘条82B在拉拔过程中常出现脆断现象。

There is brittle fracture frequently during drawing the high carbon wire rod 82B , which is used for pre-stressed strand .

在生产高碳硬线时，通过添加微量合金元素Cr、V并配以合适的控冷工艺，可获得较完全的索氏体组织和较高的机械性能，满足更高级别的钢绞线生产要求。

Through adding micro-amounted Cr , V to steel and using proper controlled cooling technology in producing high carbon wire rod , the more complete sorbite and higher properties are obtained and the need of producing high quality stranded wire can be met .

试验结果表明，在预应力钢绞线单根钢丝上粘贴FBG基本上可以不受钢绞线结构形式的影响而表征钢绞线的总体应力情况。

A series of experiments are carried out and the results show that FBG can represent the overall stress of prestressed steel strand without being affected by specific structure of strand when it is only fixed on one of wires .

随着高强钢绞线和新型锚具等现代预应力技术的发展以及施工技术水平的提高，低高度PPC梁的应用日益广泛。

With the development of modern technology in prestressing , such as high strength strands and new types of anchorage , and improvement on construction workmanship , low PPC beams are being used more and more widely .

漳州战备大桥斜拉索采用OVM200型平行钢绞线拉索体系。

Stay cables of Zhangzhou War Preparation Bridge use cable system of OVM200 parallel steel wire rope .

通过对30m空心板梁的设计，对较大跨径的空心板梁采用先张钢绞线结合后张无粘结钢绞线混合配筋方式进行研究，寻求合理的技术指标与经济指标。

In 30 m reinforced concrete hollow board design , this paper studies first tension steel wring line and after tension non-glue steel wring line reinforced concrete hollow board design , and finds reasonable techique and economic index .