retained mandrel mill 限动芯棒连轧管机
retained mandrel bar 限动芯棒
retained-mandrel MPM 限动芯棒连轧机
retained mandrel pipe mill mpm 限动芯棒连轧钢管机组
Since the mandrel is the most critical thermal deformation operation tool for the retained mandrel pipe mill (MPM) process, its operation efficiency is decisive to steel tube operational cost.
芯棒是限动芯棒连轧钢管机组中最重要的热变形工具，其使用效果决定着钢管生产成本的高低。
Seamless steel Pipe produced with retained mandrel continuous technology and equipment having the advanced world standard has made the quality of products reliably guaranteed.
用具有世界先进水平的限动芯棒连轧工艺和装备生产无缝钢管。
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