The demand to welding process of high-frequency welding pipe is introduced, some related parameters proposed.
介绍了高频焊管对焊接工艺的要求，提出了有关工艺及技术参数。
This article describes the whole process of JCOE longitudinal submerged arc welding pipe made from rolling plate.
简述了采用热轧卷板制造直缝埋弧焊接钢管的全过程。
The present invention discloses a welding pipe and has simple welding operation, high welding speed and high welding quality.
本发明公开了一种焊接用管，该管和与之相应的管一起焊接可以简化操作，提高焊接速度和焊接质量。
Cold bend welding pipe equipment is indispensable to welding pipe production and cold bend type steel with open or close entrance.
冷弯焊管设备是生产焊管、开口及闭口冷弯型钢必不可少的设备之一。
It was the first time that to make the longitudinal submerged arc welding pipe by rolling plate in our country or even in the world.
采用卷板制造直缝埋弧焊接钢管，在国内甚至世界上尚属首次。
A set of auto fixing-length system for the production of small diameter welding pipe is designed on basis of application of technology of photoelectric.
以光电技术应用为基础，设计了一套适用于小直径焊管生产的新型自动精确定尺系统。
The problems related to the measurement and control of residual stress in the production of spiral sub-merged arc welding pipe were analyzed based on tests.
在大量试验的基础上，综合论述了螺旋缝埋弧焊管实际生产中有关残余应力的测试与控制问题。
The vertical feed fly saw, equiped on most straight welding pipe sets, can not be suitable to cut square shaped pipes because of serious deformation on the cut face.
当前一些直缝焊管机组所配备的垂直进锯型飞锯因易造成切断端面严重变形，不适合锯切正位生产的方矩型类管材。
Our company mainly products seemless steel-pipe, ASTM, JIS, DIN, API5L, ERW and all kinds models and specifications of seemless steel-pipe, welding pipe and fitting.
公司主营无缝钢管、美标（ASTM）、日标（JIS）、德标（DIN）及API5L、ERW各种型号和规格无缝管、焊管及管件。
In service pipeline non-stop transmission welding is a method to maintenance and rebuild pipeline under welding pipe of certain transmission amount, flow speed, pressure status.
在役管道不停输焊接是在一定的输量、流速、压力的状态下焊接管件，对管道进行维修、改造的一种方法。
The paper analyze current situation of technology equipment in welding pipe industry and tendency to develop in future, and also pose the adjusted measure for industrial structure.
文章还分析了焊管工业技术装备现状及发展趋势，指出了产业结构的调整措施。
The purpose of prebending process of longitudinal submerged arc welding pipe production line is introduced; character of roller prebending and mould press type prebending is analyzed.
简要介绍了直缝埋弧焊钢管生产线预弯工序的重要性、预弯的功能以及预弯工艺过程。
The reason of the Weld Joint Cracking on high frequency welding pipe was investigated by using macroscopic observation, metallographic technology, fracture analysis and EBSD technology.
本文通过使用宏观观察、金相分析、断口分析和电子背散射衍射（EBSD）等分析手段对高频焊管焊后弯管开裂的原因进行了分析。
Before installation on the suction and discharge line to clean, remove rust and dirt, especially welding pipe welding slag must be thoroughly cleared, to avoid killed after entering the pump.
安装前对吸入、排出管路要清理干净，去掉铁锈等脏物，特别是焊接管路的焊渣必须彻底清除，以免进入泵后咬死。
The purpose of the pipeline pigging is clear in pipe welding of mud, welding slags sundry, for pipeline caliper and normal operation of pipeline to provide security.
管线清管的目的是清除焊接时留在管道内的泥沙、焊渣等杂物，为管线测径和管线正常运行提供保障。
This paper introduces the rehabilitation procedure of PE lined pipeline and stresses on quality control requirement of PE pipe heat melting welding.
文章介绍了内衬PE管修复技术的施工程序，强调了PE管道热熔焊接质量控制要求。
Perhaps is the central air conditioning water is also often used in the sewer or pipe hole welding.
也许是中央空调以前也经常带水又是在下水道里或是水管井道里焊接。
A dual processor interactive control system with functions of welding parameter regulation and real-time control is designed and implemented for pipe welding robots.
针对管道焊接机器人设计了一个双处理器的参数调节、实时控制功能的交互式控制系统。
The pipe with original welding residual stresses is analyzed under different conditions of PWHT.
对存在原始焊接残余应力的管接头在不同的热处理条件下进行分析。
Renewal of qualification may be made for any process by welding a single test coupon of either plate or pipe, and by testing of that coupon as required by QW-301 and QW-302.
如需重新获得资质，则该焊工需要遵照QW- 301和QW - 302的要求，在一个板材附件试片，或一个管材附件试片上，进行焊接试验。
In the construction of steel pipe scaffold on electric welding machine, vibrator and other electrical equipment should be placed in dry wood, operators shall wear insulating protective equipment.
在钢管脚手架上施工的电焊机、振捣器等用电设备应放置在枯燥的木板上，操作人员应穿戴绝缘的防护用品。
The welding is so smooth that you can hardly see where the sections of pipe are joined together.
这管子焊接得很光滑，你很难看出什么地方是焊接的。
Basically, those steel pipe materials which, with adequately high strength, show sufficient toughness, good welding behaviour and resistance to corrosive media are in demand.
基本上，这些需求的钢管材料，都具有足够大的强度，韧性，良好的焊接能力以及耐腐蚀介质。
Of Dongguan City in Guangdong Province, the first professional production of stainless steel pipe welding businesses.
东莞市兴业金属材料有限公司是广东省东莞市首家专业生产氩弧焊不锈钢管的企业。
Electric welding is used to repair iron and steel parts of machinery, and to make steel pipe and frameworks of all kinds.
电焊可用于修理机器的铁制和钢制部件，还可以用于制作各种各样的钢管和其它钢结构部件。
Contact mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface.
触点痕。由于供焊接电流的电极与管子表面间的电接触，致使在焊缝线附近产生不连续痕迹。
Technology: flange type of heating is heating pipe and welding flanges from fixed.
工艺：法兰式加热管是由加热管与法兰焊接固定而成。
Technology: flange type of heating is heating pipe welding flanges from fixed.
工艺：法兰式加热管是由加热管与法兰焊接固定而成。
The paper detailedly introduces application technique and tool set-up mould of lincoln weld in steel reel pipe welding.
详尽介绍了埋弧自动焊在钢卷管焊接上的应用技术及工装胎具装置。
The paper detailedly introduces application technique and tool set-up mould of lincoln weld in steel reel pipe welding.
详尽介绍了埋弧自动焊在钢卷管焊接上的应用技术及工装胎具装置。
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