Pipe expanding can clearly own the mechanical hardness function and pipe strength after expanding has been raised.
钢管扩径具有非常明显的加工硬化作用,扩径后钢管强度较扩径前普遍升高。
The utility model discloses a special-shaped pipe expanding plunger chip and relates to a special-shaped pipe shaping tool.
本实用新型公开了一种异型扩管冲头,涉及一种异型管成型工具。
The aim of the utility model is to design a special-shaped pipe expanding plunger chip with high pipe expanding efficiency and good quality.
本实用新型的目的是设计一种扩管效率高且质量好的异型扩管冲头。
The long-term safe usage can be kept without expanding joint in the FRP pipe system if rational assemble measures are selected.
在玻璃钢管道系统铺设中选用合理的安装措施,不设置膨胀接头,也能保证管线长期安全使用。
With gradually expanding of project market, more high requisitions for pipe anti corrosion technology have been brought forwards.
管道工程市场的日趋扩大,为管道防腐技术提出了越来越高的要求。
Thermal expansion Pipe adopted by two-step pipe mill set for expansion cone-type mold Expanding skills numerals medium-frequency induction heating skills skills in a hydraulic machine.
热扩钢管采纳的二步促进式扩管机集锥模扩径技能,数目字中频感应加热技能,液压技能于一机。
This paper applies the three-dimensional finite element method to the analysis of the stress for steam expanding vessel with tangential pipe, and the stress distribution has been obtained.
采用三维有限元方法对蒸汽扩容器与切向接管联接的关键部位进行了应力分析,获得了该部位的应力分布。
Made up of oil expanding type or water expanding type expandable elastomer material, mechanical pipe string, centralizer and etc.
由油胀式或水胀式可膨胀弹性体材料与机械管柱、扶正器等构成。
When we use the aluminium alloy pipe to make heat exchanger, we must use expanding.
用铝合金管材制作散热器须进行扩口加工,其间往往会因为管材端部出现裂口而报废。
For a workpiece used in expanding the beginning of plastic pipe, We analyse the machining process, workpiece rectifying before machining, and design WEDM processing and its program.
针对扩口器工件的特点进行了线切割加工工艺分析、工件校正及编程设计;
According the structure characteristics of oil filling pipe, combining production experience, designed expanding and necking die.
针对加油管的结构特点,结合企业生产经验,给出了连续扩。
On the second place, detailed analysis was implemented for the pipe end deformation process during mechanical expanding, and forming criterion was also obtained.
详细分析了管端机械扩径的变形过程,总结了机械扩径成形条件;
The invention relates to the technical field of the manufacturing of the pipelines of an air conditioning system and particularly discloses a method for expanding a copper pipe.
本发明涉及空调系统管路制造技术领域,且特别公开了一种铜管的胀管方法。
When we use the aluminium alloy pipe to make heat exchanger, we must use expanding. During that process the pipes usually become useless because of the end crack.
用铝合金管材制作散热器须进行扩口加工,其间往往会因为管材端部出现裂口而报废。
The result of numerical simulation shows that the vapor bubble's expanding and compressing alternately keeps the fluid oscillating in the heat pipe.
热管内部振荡运动受倾角、充液率和加热功率影响,其变化趋势与前期实验结果基本一致。
The leakage plugging stopple with a hollow expansion bolt used for the support structure of the deep foundation pit comprises an expanding pipe, a hollow bolt, a nut, a sealing rubber mat and a cork;
该深基坑支护结构漏水空心膨胀螺栓封堵塞包括胀管、空心螺栓、螺母、密封胶垫和软木塞,空心螺栓套在胀管内且其长 度大于胀管长度;
The leakage plugging stopple with a hollow expansion bolt used for the support structure of the deep foundation pit comprises an expanding pipe, a hollow bolt, a nut, a sealing rubber mat and a cork;
该深基坑支护结构漏水空心膨胀螺栓封堵塞包括胀管、空心螺栓、螺母、密封胶垫和软木塞,空心螺栓套在胀管内且其长 度大于胀管长度;
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