The first UN-200 rail ac flash butt welding machine with patent was introduced.
介绍了国内首台拥有自主知识产权的UN- 200型钢轨交流闪光焊机。
For butt welding of the carbon steel pipe.
用于各种碳钢钢管的环缝对接。
A lot of experiments have been carried out for laser butt welding of steel sheet.
对汽车板激光拼接工艺进行大量试验。
It shows by the process that the equipment can meet the requirements of flashing butt welding.
工艺试验表明，该设备能实现脉冲闪光对焊的要求，焊接接头能够满足使用要求。
At present foreign countries use flash butt welding technology to achieve the billets connection.
目前国外多采用闪光对焊技术来实现钢坯的连接。
This paper describes the development of high - pressure steel butt welding bends with straight ends.
本文概述钢制对焊高压带直段弯头的开发。
According to the plate butt welding of A105 steel, the transverse deformation was real-time measured during welding.
通过A105钢的平板对接试验，对焊接过程中焊接横向变形进行实时测量。
The welding technology used for preheating flash butt welding was evaluated for workpieces with large welding section.
针对大截面工件的闪光对焊工艺特点，确定了预热闪光焊的焊接工艺。
The principle, applications and process of TANDEM double wire welding for butt welding in shipbuilding were introduced.
介绍了TANDEM双丝焊在造船拼板焊接中的原理、应用和工艺。
The invention relates to a new process method and device of flash butt welding joint in steel bar continuous connection.
本发明涉及钢筋连续连接中闪光对焊接头的一种新型处理方法和设备。
A reliable way to improve the quality of spiral pipe was the substitution of high frequency butt welding for HF lap welding.
高频对焊代替高频搭焊是提高中直径螺旋焊管质量的可靠途径。
Studied the joint structure and properties of flash butt welding to mining chains round made of new type meta-bainite steel.
研究了新型准贝氏体钢制造的矿用圆环链闪光对焊焊缝的组织与性能。
Temperature and residual stress fields of industrial pipe discontinuous and continuous butt welding was simulated by ABAQUS.
应用大型有限元分析软件ABAQUS，对工业管道间断焊与连续焊的温度场和残余应力场进行数值模拟。
The paper introduced a PLC network (MELSECNET/MINI)control system which is used for controlling flash butt welding machine set.
采用可编程控制器（PLC）的联网功能，构成一个MELSECNET／MINI网络，用于控制闪光对焊机组。
It successfully applies the real time control of welding procedure process on large power flash butt welding complete equipment.
成功地用于大功率闪光对焊成套设备的焊接工艺过程实时控制。
Based on the operating principle of magnetically impelled rotating arc, a new type of tube to plate butt welding device was designed.
根据磁控旋转电弧的工作原理，设计了一种新型磁控旋转电弧管板对焊装置。
In this paper, on the base of the study of flash butt welding theory, a new intelligent control system of rail flash butt welding is developed.
本文基于闪光焊接理论研究及钢轨闪光焊接的工艺要求，设计了一种智能控制的钢轨闪光焊焊接系统。
In the process of DC upset butt welding, the joint quality was strongly effected by the temperature distribution in the direction of the plate width.
板材直流电阻对焊过程中，对接端面沿板宽方向的温度分布对焊接接头的质量有很大的影响。
In this paper, the defects appeared in flash butt welding for HSS cutting tools have been analyzed. And the effective resolving way has been put forward.
本文对高速钢刀具闪光对焊经常出现的主要缺陷问题进行了具体分析，并提出了有效的解决措施。
The key of Cu-Al pipe butt welding is to control the welding parameters. In the original control system, all welding parameters were controlled by time-relays.
铜铝管焊接的关键是对焊接参数的控制，原控制系统采用时间继电器控制焊接参数。
Impact strength of fusion butt welding joint of polyethylene pipes was tested with a digital impact tester, and some actual fusion welding cases were commented.
应用仪器化冲击试验机对聚乙烯热熔对接焊的冲击性能进行了测试，并对几种实际焊接情况进行了分析。
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。
The weldability, deposited metal's mechanical properties and purity of the new developed shell butt welding SAW material as the same level compared with Kobe Steel US-521HD/PF-500D.
研制的容器主焊缝埋弧焊材与国外典型的埋弧焊焊材在焊接工艺性能和熔敷金属力学性能及纯净度方面对比，结果表明研制焊材与日本神户制钢所的US-521HD／PF-500D焊材相当。
Therefore the general construction process scheme is worked out as follows: open trench drainage, work site dried in the sun, conventional butt welding, and pipe laid down into trench.
经过调研和反复现场勘察，确定的总体施工方案为：挖明沟排水，作业带晾晒，正常组对焊接，沉管下沟。
Germany RBT import external thread needle valve can be equipped with stainless steel welded pipe, and pipeline butt welding connection, but also through the outer nut removing the valve.
品牌：进口外螺纹针型阀可配带不锈钢焊接管，能与管道直接对焊连接，也可通过外螺母拆卸阀门。
According to the actual situation of Guangdong province township shipyard, Introduction to butt welding and fillet welding procedure approval process and technical standards and the note.
结合广东省乡镇船厂实际，介绍钢板对接焊和角接焊的焊接工艺认可流程、技术标准和有关注意事项。
BT20 titanium alloy is welded with butt welding on GTAW machine... Experiment of plastic deformation is done on press and double heat preservation measure is used during plastic deformation.
试验采用钨极氩弧焊对接焊形式对BT 20钛合金施焊；焊接接头的塑性变形试验在油压机上进行，变形过程中采用了双保温措施。
The experiment result proved the technological feasibility of laser butt welding for thin zinc coated steel sheets whose edges are prepared by laser cutting on the same laser processing equipments.
试验结果表明，镀锌板的激光剪裁拼焊接头性能符合实际使用要求，在同一台激光加工设备上实现镀锌板的激光切割剪裁后再直接进行激光拼焊的工艺方法是可行的。
The fatigue and ultimate strength analysis of hull structure with two different butt-welding lines distribution was researched in this paper.
对两种不同对接焊缝布置下的船体结构进行疲劳强度和极限承载能力分析。
The quality of cutting can meet the requirement of subsequent laser butt - welding.
切缝质量可以满足随后激光拼焊的要求。
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