原创：预应力筋伸长值偏差控制 - 经济法律论文发表 - xzbu.com 中国论文网 关键词：预应力；钢绞线；伸长值；张拉 [gap=838]Key words: prestressed; steel strand; elongation value; tension
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zinc-coated steel strand 镀锌钢绞线
Steel strand for prestressed concrete 预应力混凝土用钢绞线
unbonded steel strand or monostrand 无粘结预应力钢绞线 ; 常用于桥梁
Unbonded prestressing steel strand 无粘结预应力钢绞线
Ordinary steel strand 普通钢绞线
The influence of the wire corrosion characteristic to load transmission was also studied. The result indicated that the steel strand rigidity is degenerated after its corrosion and its elastic modulus weakens following the approximate linear relation with the corrosion rate.
采用电化学方法进行了钢绞线的快速锈蚀试验和拉伸试验,研究了预应力锚索在不同锈蚀率下的弹性模量变化情况,钢绞线锈蚀对其荷载传递特性的影响。
参考来源 - 钢绞线锈蚀对预应力锚索荷载传递特性的影响The testing machine clamp was optimized design,the clamp was changed from V-type into half-round,the holding area between clamp and steel strand was increased,the gripping force between clamp tooth with steel strand was raised.
对试验机钳口进行优化设计,将钳口由V形改成半圆形后,增加了夹具与钢绞线的夹持面积,提高了夹齿与钢绞线之间的握裹力。
参考来源 - 预应力钢绞线专用拉伸夹具的优化设计·2,447,543篇论文数据，部分数据来源于NoteExpress
This paper analyses the problem of the theoretic elongation of post-tensioned steel strand of parabola-shape.
分析了后张法预应力抛物线形钢绞线理论伸长值计算问题。
To discuss relative factors between fatigue life and wire rope with steel strand core or steel wire rope core.
讨论带有钢丝股芯或者钢丝绳芯的钢丝绳与其疲劳寿命相关的一些因素。
There is much prestressing loss for friction resistance among wedge, steel strand and anchor-ring in engineering.
预应力张拉施工中夹片、钢绞线和锚环之间存在着很大的摩擦阻力。
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