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。
The steel pipe arch was manufactured in 13 segments vertically, erected by cable crane without support and clasped by diagonal tension steel strand.
主拱为桁架式双拱肋，钢管拱纵向分13段制造，采用无支架缆索吊机安装、钢绞线斜拉扣挂施工。
Its profits are convenient construction and low cost that the wide span bridge is built by the low relaxation prestressed galvanized PC steel strand.
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。
The material properties of prestressed steel strand post high temperatures are studied by experiments and various cooling patterns are considered in the experiments.
试验研究预应力钢绞线在经历高温作用并冷却至室温后的力学性能。
GRBC had developed steel strand inclined-haul bridge installing system, which resolved the technical problem for large-span arch bridge installation without scaffold.
公司在大跨径拱桥施工中开发出钢绞线斜拉扣挂桥梁安装系统，解决了大跨径拱桥无支架安装的技术难题。
To select different initiative stress can get different relaxation rate of prestressed steel strand and find out the relation between initiative stress and relaxation rate.
对预应力钢绞线选用不同的初始应力，得到不同的松弛率，从而找出初始应力与松弛率的关系。
During the prestressed construction of bridge, the field of anchor holder while straining has greatly influenced the measurement on the elongation indicators of lanyard steel strand.
在桥梁短索钢绞线预应力的施工中，锚夹具在张拉时的回收对钢绞线伸长值的量测有着不可忽略的影响。
The paper mainly introduces raw material quality control, calculation of burden, stretch-draw force and elongation value, construction technology of non-bonding prestressed steel strand.
主要介绍无粘结预应力钢绞线的原材质量控制、配料、张拉力值、伸长值的计算及施工工艺。
Secondly, the least length of pretensioned prestressed concrete slab is defined to make the full use of steel strand strength and avoid flexural crack occurs within the development length.
其次为使构件破坏时充分发挥预应力钢绞线的强度，防止弯曲裂缝出现在延伸长度之内，提出了先张预应力混凝土板在均布荷载作用下的最小板长。
The utility model relates to an anchor capable of locking the bottom of a prestressed steel strand which can be arranged in concrete of side wall of a road bridge U-shaped bridge abutment.
本实用新型涉及一种安装于公路桥U型桥台侧墙混凝土内部的能够锁定预应力钢绞线底 端的锚具。
The utility model has the advantages of simple structure, convenient using, high automation degree and high work efficiency, which greatly reduce the labor strength for cutting the steel strand.
本实用新型整体结构简单，使用方便，自动化程度高，大大减轻了钢绞线切割的劳动强度，生产效率高。
The uneven distribution of loading, the clamping damage and the stress concentration were thought to be the three key factors influencing the fatigue test of steel strand with pulsating tensile load.
受力不均、夹持损伤和应力集中是影响钢绞线脉动拉伸疲劳试验的三个关键问题。
You could actually draw out a 36,000-kilometer strand or ribbon of nanotubes stronger than steel, but maybe a thousandth the thickness of a human hair.
你真的能够拉出一条36000公里长的纳米管线，或者纳米管带，其强度比钢铁要高，但其厚度可能只是人类头发的千分之一。
Construction is solved with wooden joists, concrete base, oriented strand boards, wooden or steel staircases and two Windows.
施工材料包括了木搁栅、混凝土底座、定向结构板、木制或钢制楼梯和两个窗户。
Steel products - Prestressing steels - Part 3: strand.
钢制品。预应力钢。第3部分：钢绞线。
PLATNIK a strand of spider silk is, has a tinsel strength that's greater than steel of the same diameter.
布拉·尼克蜘蛛吐的每股丝都有金属般的韧性，比同样粗细的钢丝还坚韧。
Prestressed steel wire and strand for bridge are used in the condition of high alternating stress with humidity atmosphere and sometime seawater atmosphere, which speed up the corrosion.
桥梁用预应力钢丝钢绞线都在高的交变应力状态下服役，加上海水、潮湿环境的影响，更加速其应力腐蚀的速率。
This paper introduces the method of the design and calculation of heating inductor for the treatment of the stabilization of 15.2 mm (0.6 inch) strand steel wire.
针对15.2(0.6口寸)钢绞线稳定化处理的加热要求介绍了其加热感应器的设计计算方法。
New talent needs: to hard-working, there is a certain degree of professional ethics, and familiar with the operation of galvanized steel wire and strand personnel.
最新人才需求：能吃苦耐劳，有一定的职业道德，熟悉相关镀锌钢丝和钢绞线的操作的人员。
There was something else: a stainless-steel hook embedded in its mouth, trailing a long strand of monofilament line.
值得一提的还有：一根不锈钢鱼钩嵌在它的嘴里，后面拖着一条长长的单纤维线。
Some construction technologies were introduced in detail such as making of bolts hole, manufacture and installation of steel members, making, installation and tension of external strand.
详细介绍了螺栓孔打眼、钢构件工厂制作和现场安装、体外束的制作和安装以及体外束的张拉等施工工艺。
The realization of multi-strand winding was through the friction disc, which can help to realize the mono-strand winding of multi-strand steel straps.
新的简易多条带钢卷取机是利用摩擦片实现滑差式多条卷取，它能实现多条窄带钢单条卷取；
Using equal diameter steel wires to strand, ensuring not to skip steel wire during stranding, thickened value of core steel wire is different with different structure of strands.
用等直径钢丝组股时，为保证在捻股时不出现跳丝，中心钢丝的加大量应根据所捻制股结构的不同而不同；
Critical areas of wide slab caster design will be examined including mould steel flow conditions, mould design, strand guide support design, secondary spray cooling design and caster automation.
宽板坯连铸设计的关键在于结晶器内的注流状况，结晶器、铸坯导向段的支撑和二冷喷淋的设计以及连铸自动化。
The main factors affecting lay length of core strand of steel cord are draught speed, rotating speed of revolver, distance of laying, twist direction.
影响帘线芯股捻距大小的主要因素为牵引线速度、旋转体转速、加捻段的距离和捻向。
Therefore, the pouring tank ensures further improvement of the quality of the finished steel-cored aluminum strand and the quality of the aluminum filament that is drawn.
从而保证了成品钢芯铝绞线及 拉制出的铝单丝质量得到进一步的提高。
Five strand billet caster at Xining Special Steel Group Co.
对西钢新建生产线五机五流小方坯连铸机改造进行了综述。
Five strand billet caster at Xining Special Steel Group Co.
对西钢新建生产线五机五流小方坯连铸机改造进行了综述。
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