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.
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。
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.
在螺旋焊管生产过程中，钢带产生人为硬弯的主要原因是对头焊工序中钢带不能对齐所致。
During the Spiral welded pipe production, the main reasons of manual bend caused in strip steel are unusual aline of strip steel in strip steel connection weld process.
在螺旋焊管生产中采用铣边机铣削带钢边缘和坡口，为螺旋焊管成形、焊接创造了有利的条件。
To adopt milling machines to prepare strip edges and groove to give good condition for forming and welding of spiral submerged arc-welded pipe.
采用纵剪带钢生产小口径螺旋焊管时，超声波检验经常在焊缝的一侧发现缺陷波，而X射线拍片检验却很难发现。
The defects will be found in the seam side with ultrasonic inspection but hardly found with X ray inspection as the small diameter spiral pipe production with the split strip steel.
介绍了俄罗斯直缝埋弧焊钢管和螺旋缝埋弧焊钢管的生产设备和工艺等制管技术以及独特的热处理管线钢管的特点。
The characteristic of pipe manufacturing technology and its unique heat-treatment pipe for pipeline for production units and processes of Russian LSAW pipes and SSAW pipes is introduced.
针对影响螺旋焊管质量的几个主要缺陷，论述了原料带钢质量对生产高标准焊管的影响，并提出了解决方案。
For the main defects which affect spiral welded pipe quality, the material plate quality effect to strict specification pipe production is discussed, and the solving method is proposed.
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.
对导致裂纹的主要原因进行了分析，提出了行之有效的解决措施，对小口径螺旋焊管的生产具有一定的指导意义。
To main reason for produced cracks is analyzed and effective solving measure is raised. It has certain direction significance for production of spiral welded pipe with small forming angle.
在大量试验的基础上，综合论述了螺旋缝埋弧焊管实际生产中有关残余应力的测试与控制问题。
The problems related to the measurement and control of residual stress in the production of spiral sub-merged arc welding pipe were analyzed based on tests.
铣边工艺被广泛用于螺旋缝埋弧焊管生产，但控制不好会导致焊管出现焊偏、未焊透等缺陷。
The edge milling process is widely used for manufacture of SSAW pipes. However, in case that proper control is not ensured, defects like welding misalignment or non-through-welding may be caused.
在苏丹管线用螺旋埋弧焊管生产过程中，根据钢级及强度匹配要求，选用J557焊条作为打底焊材料。
During the manufacturing of SSAW pipe for Sudan pipeline, J557 electrode shall be applied as bottom weld materials according to the matched requirement of grade and strength.
螺旋埋弧焊管生产中，钢带剪边处理装置非常重要，直接影响机组的连续生产。
It is very important to mill strip edges during SSAW pipe production, which can directly effect work line continuous production.
螺旋埋弧焊管生产中，钢带剪边处理装置非常重要，直接影响机组的连续生产。
It is very important to mill strip edges during SSAW pipe production, which can directly effect work line continuous production.
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