Stainless pipe billet 不锈钢管坯
Pipe produced from a solid billet that is heated and rotated under pressure.
由实心坯制成的管子，该实心坯在压力下加热和旋转。
Types of and causes for the surface defects of the CC round billet for pipe - rolling with mandrel mill are analyzed, and quality improvement measures proposed.
简要分析了连铸连轧圆管坯表面缺陷的类别和形成原因，提出了改进圆管坯质量的措施。
This rotating pressure creates a hole in the middle of the billet, which is then formed into a pipe by a mandrel.
这种旋转压力在实心坯中间出现了一个孔，再通过心轴成型成管。
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