螺旋焊接钢管的直径控制是螺旋焊管生产的重要质量指标之一。
The diameter control is one of the important quality index for spiral welded steel pipes.
在螺旋焊管的生产过程中，在线埋弧自动焊的焊接质量对最终钢管产品的质量具有十分重要意义。
In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.
目前普遍采用连续成型、埋弧焊接的方法制造螺旋钢管。
Now to widespread adopt continuous MAW (merge arc welding) method produces spire steel tube.
螺旋焊管是以带钢卷板为原材料，经常温挤压成型，以自动双丝双面埋弧焊工艺焊接而成的螺旋缝钢管。
Spiral welded pipe is a strip coil as raw material, often warm extrusion molding, to automatically double-wire submerged arc welding process double-sided spiral welded pipe joints.
螺旋埋弧焊钢管焊接过程中因直流焊接电源的影响会产生磁场，焊接结束后仍有剩磁存在。
It will produce magnetic field due to affection by direct current welding power supply during the welding of spiral submerged arc welded pipe. It will still remain residual magnetic.
螺旋埋弧焊钢管焊接过程中因直流焊接电源的影响会产生磁场，焊接结束后仍有剩磁存在。
It will produce magnetic field due to affection by direct current welding power supply during the welding of spiral submerged arc welded pipe. It will still remain residual magnetic.
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