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。
2
As the key vulnerable component of the sieve bend, elaborated the stainless steel welded curve screen plate principle of work, structure characteristic and practical application.
阐述了作为弧形筛关键易损件的不锈钢焊接弧形筛网的工作原理、结构特征和实际应用。
3
The second bend and the first bend are welded together such that the wall of the cylindrical tank is formed.