The material behavior analysis in joining non straight line weld by using friction stir welding;
搅拌摩擦焊接技术实现非直线焊缝过程中的材料行为分析
It gropes and designs a method of three points bending roller type forming process design as per longitudinal welded pipe's transform rule.
根据直缝焊管变形规律,摸索设计出了一套三点弯曲辊式成型(即TPF成型)工艺设计方法。
In way of weld field,the article introduces application foreseeing of this technology,also discusses this technology application into 4 aspects:forming roller design and manufacturing,design of longitudinal welded pipe mill,the control of deform process and forming stress in longitudinal welded pipe in production,and the control of pipe residual stress in spiral welded pipe in production.
从焊管行业的角度介绍了虚拟制造技术在焊管生产领域的应用发展前景,探讨了该技术在成型辊设计与制造、直缝焊管机组的设计、直缝焊管生产中的变形过程和成型力的控制以及螺旋焊管生产中管体残余应力的控制等四个方面的应用。
The inner burr removing technology is an integrant working procedure to produce high quality and high additional value longitudinal welded pipe.
分析了ERW焊管生产过程中内毛刺清除存在的刮偏,刮削量过大、过小和刮不干净等常见问题的成因,并提出一些解决方法,以便于ERW直缝焊管厂家在实际生产过程中作参考。
A high-power and high-frequency inductive power supply used in ERW for medium-sized straight welded pipes is introduced.
介绍了用于中口径直缝焊管线焊接的高频大功率焊接电源,其采用基于IGBT功率元件的串联谐振式感应电源技术。
Since the conventional single blade and double blade sawing method for the big ERW high frequency (resistance) straight welded pipe is restrained, the digital controlled profile modeling sawing technology develops.
生产大规格ERW高频(电阻)直缝焊管,传统的单片式、双片式锯切方式受到了一定的限制,因此数控仿形锯切技术得到了发展。
From the point of view of our energy strategy, the authors introduce the production, application and market prospect of the weld steel pipe in our country, they also analysis the technical advantages and application of the spiral welded pipe and straight seam pipe respectively.
从我国能源战略出发 ,以较为详实的统计数据介绍国内焊接钢管的生产和应用情况及市场前景 ,对比分析了螺旋焊管和直缝焊管的技术优势和应用。
Visual Sensing for Automatic Weld Tracking Systemto CO_2 Pre-welding of Longitudinal Welded Pipe
直缝焊管CO_2预焊视觉传感焊缝自动跟踪系统
The Study on Cage Roll Forming Processes of Large-sized ERW Straight Welded-pipe;
大直径ERW直缝焊管排辊成型工艺研究
Sharply Slow down the Construction of Large Diameter Longitudinal Welded Pipe Production Line
大直径直缝焊管机组建设热急需降温
The Modelling of Temperature Control by Speed in HF Welding Pipe Process and its Temperature Control System
高频直缝焊管焊接速度控温建模及控温系统
Finite Strip Analysis for ERW Pipe Multiple Rolls Progressive Forming
多道次直缝焊管连续成型有限条分析
φ508mm Longitudinally Welded Pipe Mill Technology and Its Advanced Character
φ508直缝焊管机组工艺的先进性
Cracking Analysis of Importation B70 Grade Line Welding Pipe in Cold-bend Test
进口B70级直缝焊管冷弯试验开裂分析
On-line Measuring System for Large Dia.Straight Welded Pipe Based on LabVIEW;
基于LabVIEW的大直径直缝焊管的在线检测系统
To determine mandril diameter for 48"LSAW pipe
48英寸大口径直缝焊管成形芯轴直径确定
Study on FEM Simulation of Cage Forming of Large-sized ERW Straight-welded Pipe
大直径ERW直缝焊管排辊成型的有限元模拟
Structure Principle Analysis to Inside Burr Removing Unit for Longitudinal Welded Pipe
直缝焊管内毛刺清除装置结构原理分析
A Solution of the Temperature Field With One-D imens ion in t he Heat ing Zone for t he ERW P ipe
高频直缝焊管加热区温度场的一维解析
Study on the New Forming Process of Welded Pipe and Rollers Design;
直缝焊管成型新方法与轧辊设计的研究
Analysis of the Present Competitive Structure of the Electric Resistance Welding Market in China;
我国直缝焊管市场现阶段的竞争结构分析
The Modification to Inside Weld Grinding Machine for JCOE Formed Longitudinal Submerged Arc Welded Pipe
JCOE直缝埋弧焊管内焊缝磨削机的改造
Longitudinal electric resistance welded steel tubes
GB/T13793-1992直缝电焊钢管
Longitudinal Submerged Arc Welded Pipe Weld Tracking Method and Misalignment Analysis
直缝埋弧焊管焊缝跟踪方法与焊偏分析
Welding the welds which are stagger first, then is the straight ang long weld.
先焊错开的端焊缝，后焊直通长焊缝。