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1·In accordance with the needs of the production, we developed large pipe welder into a straight, bend dual-use welder.

根据产品生产的需要，我们将大型直管焊机改造为直、弯两用焊机。

2·During the production of ERW steel pipe mill, the size of steel of strip hard bent influences the running of pipe welder and the quality of the pipe.

在ERW焊管机组生产中，带钢的硬弯大小直接影响焊管机组的正常运行及焊接钢管的质量。

3·A new type screw stem welder with capacitance stored energy welding, being high efficiency and used to the production for the pipe with stems outside is introduced.

介绍了为适应钉头管生产而开发研制的新型高效电容储能螺柱焊机。

4·In practice, the executive mechanism of PLC controlled Cu-Al pipe butt welder meets the expectation for high quality Cu-Al welding completely.

实践证明，PL C控制型铜铝管对焊机的执行机构完全满足铜铝管优质焊接的要求。

5·This paper, based on analyzing the process of Cu-Al pipe butt welding, discussed the design of the executive system and control system for PLC controlled Cu-Al pipe butt welder.

在分析了铜铝管焊接工艺过程的基础上，重点论述了铜铝管对焊机执行系统和控制系统的设计。

6·The marked character of inner welder is its high jointing speed and can confirm welding quality. It is one of the most important instruments in mechanization and efficiency in pipe construction.

内焊机的显著特点是根焊速度快、确保焊接质量，是管道施工实施机械化、高效化焊接的关键设备之一。

7·Hot melt welder: PE pipe and PE pipe links, mainly USES the hot melt socket, hot melt docking and wire teeth three ways.

热熔焊机：聚乙烯管件与PE管材的链接，主要采用热熔承插，热熔对接和金属丝牙三种方式。

8·The executive mechanism of Cu-Al pipe butt welder, based on above, was designed, including its air system and mating clamper.

在分析了铜铝管焊接工艺过程的基础上，重点论述了铜铝管对焊机执行系统和控制系统的设计。

9·The executive mechanism of Cu-Al pipe butt welder, based on above, was designed, including its air system and mating clamper.

在此基础上，设计了铜铝管对焊机的执行机构，包括其气动系统和配套夹具。

10·It finds better economic overhaul plan and try to make the electric welder repaired reach the original technical properties to meet the demand of pipe production process.

寻求较经济的大修方案，努力使修理后的电焊机达到原有技术性能，以满足钢管生产工艺需要。