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Liu Qijun. DEVELOPMENT OF 30m-LONG MANDREL BLANK IN CHINA[J]. STEEL PIPE, 1991, 20(6): 47-49,53.
Citation: Liu Qijun. DEVELOPMENT OF 30m-LONG MANDREL BLANK IN CHINA[J]. STEEL PIPE, 1991, 20(6): 47-49,53.
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DEVELOPMENT OF 30m-LONG MANDREL BLANK IN CHINA

  • Roughing Rolling Works, Baoshan I&S Complex

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  • Received Date: September 05, 1990
  • Available Online: December 15, 2023
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    • Abstract
  • 30m-long mandrel is the basic tool for 140mm mandrel mill in Baoshan. The development of the mandrel blank is described including heating, roughing rolling, continuous rolling, cooling, annealing and handling of the steel for the blank. The inspecting result shows that the quality and life of the newly-developed mandrel blank are as the same as thai of the imported one.
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