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1·By the way of making, tubes can be classified into seamless tube, and welded tube.

按制造方法，可分为无缝钢管和焊接钢管。

2·The forming principle and forming Angle of spirally-welded tube processing were introduced.

简要介绍了螺旋焊管成型原理和成型角概念。

3·In the case of welded tube and pipe, test heads can be provided for manual or automated weld following.

碰到焊接管材时，这些探头可手动焊接或者自动焊接。

4·This paper presents research situation about production equipment and technology of stainless steel welded tube.

本文介绍了不锈钢焊管的生产设备和工艺的研究情况。

5·KBE technology was applied in roller design and a knowledge-based roller design system for welded tube was established.

将K BE技术应用于轧辊设计中，建立了基于知识的轧辊设计系统的框架体系。

6·Briefed in the article are the inner burr formation of and the burring method for the hi-frequency straight welded tube.

简要介绍了高频直缝焊管内毛刺的形成和清除方法。

7·In the control system of welded tube flying saw, it has higher controlling precision, stable running property and higher reliability.

介绍了新型焊管定尺飞锯计算机系统柔性控制、定尺精度的在线调整和可靠性设计。

8·Several normal forming processes used in welded tube production were introduced, as well as its influence on the quality of welded tube.

介绍和分析了焊管生产几种常用的成形工艺，以及对焊管质量的影响情况。

9·Our extensive range of welded tube products include structural hollow sections, large diameter pipe, coated, precision, conveyance and pressure tubes.

我们生产经营一系列广泛的钢管产品，包括空心型材，大口径管材，涂层管材，精密管材，运输管材和压力管材。

10·HARRIS BLOCKADE welding electrodes used by the U. S. , with welded tube-free oxidation of skin, bite close, non-porous, never leaks and other characteristics;

采用美国HARRIS BLOCKADE 焊条焊接，具有焊接管内无氧化皮、咬合紧密、无气孔、永不泄漏等优点；