longitudinally welded pipe mill 直缝焊管机组
X80 longitudinally welded pipe X80直缝钢管
The rapid analysis method of welding quality, acid washing test, for the longitudinally high frequency welded pipe is introduced.
介绍了一种快速分析高频直缝焊管焊接质量的方法——酸洗试验。
The accumulator is a strip storing unit in the longitudinally welded pipe and formed section production.
套 是高频直缝焊管生产线和冷弯型钢生产线中的储料装置。
应用推荐