It realized digital of nondestructive testing for spiralweldedpipe.
实现了螺旋焊管无损检测的数字化。
2
For the main defects which affect spiralweldedpipe quality, the material plate quality effect to strict specification pipe production is discussed, and the solving method is proposed.
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。
3
During the Spiralweldedpipe production, the main reasons of manual bend caused in strip steel are unusual aline of strip steel in strip steel connection weld process.