The three-highrollingmill transformation in the Medium Plate Plant of Jigang was insured the production and construction synchronously, by using the temporary production line.
济钢中板厂三辊轧机改造工程通过采用临时生产线,确保了中板厂生产建设两不误。
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The paper gives a brief introduction to three types of mandrels used for the two-high pilger cold-rollingmill, namely, mono-cone mandrel, dual-cone mandrel and parabolic mandrel.