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Faultily welded piping is apt to come apart. 管子焊得不好，容易脱节。
On basis of elastic bend theory,it give out calculation formula of welded pipe HME forming core roller torque. 基于弹塑性弯曲工程理论,给出了焊管连续扭转(HME)成型芯辊直径的理论计算公式。
The flying sawing machine is one of the key units of the straight welded pipe production line. 飞锯是直缝焊管生产线上的关键设备之一。
It's provided to mill the two ends of the welded pipe and chamfer the inner and outer edges. 它用于铣削焊管两端并倒内外棱角。
Briefed in the paper are the invention and development history of the ERW straight welded pipe forming mill. 简要介绍了ERW直缝焊管成型装置的产生和发展历程。
Two kinds of ERW pipes: Straight welded pipe and spiral welded pipe. 两种类型的战争遗留爆炸物管：直焊管和螺旋焊管。
The milling and chamfering machine is a key unit in the longitudinally welded pipe production line. 平头倒棱机是高频直缝焊管生产线上的关键设备之一。
The accumulator is a strip storing unit in the longitudinally welded pipe and formed section production. 活套是高频直缝焊管生产线和冷弯型钢生产线中的储料装置。
The original hydrostatic tester for spiral submerged arc welded pipe has technical rebuild and electric control line is redesigned as well as increasing computer control system. 对公司原有螺旋焊管静水压试验机进行了技术改造,重新设计了电气控制线路,增加了计算机控制系统。
Abstract: Enough stress is not laid on the relay protection technique for HF electrical equipment of the welded pipe in our country. 文摘:我国焊管高频电力设备在继电保护技术方面重视不够。
The experimental results and application effects of weld toughness of spirally submerged arc welded pipe are introduced. 本文介绍了埋弧焊钢管焊缝韧性试验研究的结果及工业生产应用效果。
As online within the burr removal method pipe caused Welded Pipe reject rate higher, it is difficult to guarantee quality. 由于在线去除焊管内毛刺的方法造成焊管废品率较高,质量难以保证。
It analyses quadratic phase stainless and its metal compound generated from weld seam and HAZ,which affect welded pipe usage property. 分析了双相不锈钢及其焊缝和热影响区中产生的金属间化合物等二次相对焊管使用性能的影响。
The yield strength of JCOE welded pipe was different from the mother steel plate because of the influence of Bauschinger effect and work hardening. 摘要由于包辛格效应和加工硬化的影响，JCOE制管后相对所采用钢板管体屈服强度会发生变化。
The formula is applied to the prebending design of large diameter weld pipe produced by UOE. 预弯边机是大直径直缝埋弧焊管生产线的关键设备之一。
Three-dimensional finite element analysis of weldin g stress-strain in a girth-butt welded pipe is presented, with a nonlinear FE co de ADINA. 利用ADINA非线性分析程序，考虑材料力学性能依赖于温度变化，对低碳钢管道环焊缝接头进行三维有限元分析。
The weld seam and the entire heat affected zone of laser welded pipe shall be heat treated so as (to simulate a normalizing heat treatment). 激光焊接管的焊缝及整个热影响区应做热处理（类似正火热处理工艺）。
Seam welded pipe as an alternative to seamless pipe and fabricated component as an alternative to a cast or forged component are not acceptable. 焊接的钢管做为无缝钢管使用和仿制部件作为压铸件来使用是不可接受的.
The paper involves an investigation into the new manufacture technology of earthen pipe for automobile shock absorber, which is made of welded pipe. 研究了以焊管为原料生产汽车减震器缸体管的新工艺。
Meanwhile has carried on the experimental analysis and the explanation to the hot melt welded pipe's bearing pressure performance. 同时对热熔焊制管件的承压性能进行了试验分析和说明。