spiral weld

Influence of angular distortion of spiral weld on stress distribution in vicinity of welded joint of line pipe

焊缝噘嘴对螺旋焊管应力分布的影响

New driving device for spiral weld pipe mill

螺焊递送机新型传动装置

The surface quality of the spiral weld pipe is as so critical a quality assurance element as its interior quality.

螺旋焊管的表面质量与其内在质量同样是焊管质量的重要保证因素。

Steel barrel was shaped by spiral weld pipe mill.

薄钢筒为螺旋机自动卷焊成型；

Mechanism design for on-line profile measuring system of spiral weld steel pipe

螺旋缝焊管截面在线测量系统的机构设计

Analysis of Stress Cracking of Small-sized Spiral Submerged-arc Weld Pipe and Relevant Preventive Actions

小管径螺旋埋弧焊管应力裂纹分析及防止措施初探

Application of CCD to Adjustment of Spiral Weld Gap

CCD在螺旋焊缝间隙调整中的应用

The discussion involves such aspects as the cause of strip folding occurring in butt-welding process of spiral weld pipe, negative influence by such failure on pipe quality and preventive actions.

介绍了螺旋焊管生产中对头焊带钢的硬弯现象发生原因，对钢管质量的危害及防止措施。

Proper extrusion force is critical to ensure weld strength of the spiral weld tube during hi-frequency butt-welding process.

在高频对接螺旋焊管生产中，适当大小的挤压力是保证焊管焊缝强度的关键因素之一。

In this paper, a new method for length/ weight measurement of spiral weld pipe is introduced on an error analysis of measurement.

介绍了一种测量螺旋焊管长度和重量的新方法，分析了产生测量误差的原因。

Design of A New Type Concave-convex Guide Plate of Spiral Weld Pipe Plant

新型螺旋焊管生产用凹凸式导板的设计

Causes for and Countermeasures Against Residual Magnet of SAW Spiral Weld Tube

螺旋埋弧焊管剩磁的产生及其消除

The Triaxial Magnetic Flux Leakage Signal Analysis of Spiral Weld Roof Topping and Hi-Low Defects Three-dimensional Numerical of CLAM Steel on TIG Welding

螺旋焊缝噘嘴错边缺陷三轴漏磁信号分析中国低活化马氏体钢TIG焊焊接的三维数值模拟

An analysis is carried out to a practical case of a pipeline rupture happened near spiral weld under field applied heat shrinkable sleeves.

对管道热缩套下对接环形焊缝附近爆裂的实际案例进行了分析。

A computer based new method for length and weight measurement of spiral weld pipe

螺旋焊管微机控制自动测长称重技术的研究与应用

According to deformation feature of sheet strip during forming process of the spiral weld pipe and the stress condition of weld pipes wall between lower surface and upper surface.

在研究螺旋焊管成形过程中带钢的变形特征、焊管管壁层间应力的基础上，提出了一种特殊工艺过程&锥形螺旋焊管成形工艺。