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- Can not pile frames, dual vibratory hammer or hammer in high tonnage joint use of large diameter pile. 还可以不用桩架组合，双锤或多锤在高吨位大直径管桩上联合使用。
- Construction technology and quality control of large diameter super-deep bored pile under complex geological condition are introduced. 介绍在复杂地质情况下超深大孔径桩基施工技术和质量控制措施。
- The shaft friction can be improved greatly by base grouting,and the increment is the major part of ultimate bearing capacity increment of the overlength large diameter pile. 桩端压浆可大幅提高超长大直径桩侧阻力,且桩侧阻力的提高成为桩承载力提高的主要原因。
- HUANG Sheng-gen,GONG Wei-ming.Study on effect of base grouting on shaft friction of overlength large diameter pile[J].Rock and Soil Mechanics,2006,27(5):711 -716. [5]黄生根;龚维明.;桩端压浆对超长大直径桩测阻力的影响研究[J]
- Approaching a Technical Problem of Home-made Large Diameter Bend. 大口径弯管国产化技术问题探讨。
- If the large diameter bored pile is adopted in foundation, the current leakproof system of municipal refuse landfill must be damaged, as a result, groundwater will be polluted by the leachate. 采用大直径钻孔灌注桩时,施工时会破坏现有垃圾填埋场的防渗体系,且渗滤液将对地下水造成一定程度的污染。
- Large diameter wafers are feasible and 200-mm wafers have been produced. 大直径片子已不难制造，200mm的片子也已产生了。
- This paper described such problems as the choosing of bearing layer,pile penetrating and its compaction effect,improving methods during the application of PHC pile in soft clay area in association with an engineering practice. 本文通过工程实例,介绍了静压PHC桩在福州软土地区的持力层选择与沉桩问题,挤土效应问题及防治对策。
- PHC Pile is a new sort of prefab piles.It is developed from the basic of traditional prefab square piles. 高强度预应力混凝土管桩(PHC桩)是近年来出现的一种新型的预制桩，它是在传统预制混凝土方桩的基础上发展起来的。
- Abstract:In order to study the seismic performance of the RC frame based on the single PHC pile, the accurate analysis model is established according to the actual mode of construction. [摘要]为研究预应力管桩柱下单桩基础对框架结构抗震性能的影响，根据结构的实际构造做法，建立了精确的分析模型。
- A method to study the behavior of axially loaded large diameter piles according to insitu static load test of an instrumented pile and theoretical analysis is presented. 提出了一个现场静载试验与理论分析相结合确定大直径桩竖向承载性能的方法。
- Remove the spring retainer and spring. Note that the large diameter of the spring is down on the guide assembly. 拆卸弹簧固定器和弹簧。注意在引导总成上弹簧的直径有所减少。
- The successful application of impulsion method to treatment of an accident in a pile with larger diameter and longer length is given in this paper. 介绍冲击法在大孔径超长灌注桩事故处理中的成功应用。
- Shandong Province is the largest diameter hose manufacturer. 是山东省最大口径胶管生产厂家。
- To solve the problem of splitting at the heads of PHC piles, polypropylene fibers are mixed into concrete, which are of obvious effect. 摘要为解决PHC管桩桩顶碎裂问题，在混凝土中掺入了聚丙烯纤维，其作用和效果很明显。
- Hardfaced seating surfaces, large diameter hinge pins, and corrosion resistant bearing surfaces help lengthen operating life in tough surfaces. 经过硬面处理的阀座表面，大直径铰链销，以及防腐蚀轴承表面，有助于延长坚硬表面的使用寿命。
- This paper introduces the reinforcement treatment method of the solitary stone by high-pressure rotary spraying in the construction of PHC piles. 介绍PHC管桩施工遇到孤石时,采用高压旋喷桩加固处理,效果较好。
- The 7 kinds of organic phosphorus pesticides in injecting water sample wits Gas Chromatography equipped with ECD, large diameter capillary columu. 用电子捕获检测器，大孔径毛细管色谱柱直接进水样分析7种有机磷农药。
- Manufacture Large Diameter R.C. Drainage Pipe with Roller Suspension New Process to Save Energy? 节能型悬辊法生产大口径钢筋混凝土排水管?
- Through the standard penetration test (SPT) the plug behavior of PHC piles in silty sand and the influence to the characteristics of the soil around PHC pile by driving or jacking methods are studied. 采用现场标准贯入试验,分析了粉砂土中PHC管桩的土塞特性、不同沉桩方式对桩周土力学性能的影响。
