HEAT TREATMENT OF MEALLIC PIPE OF LARGER DIAMETER

申请公布号：JPS5276209(A)

申请号：JP19750152782

申请日期：1975.12.23

申请公布日期：1977.06.27

申请人：

NIPPON KOKAN KK

发明人：KUNIOKA KAZUO;NOGUCHI TAKAO;SATOU HIROAKI;TANAKA MEGUMU;SHIYUDOU TOMOSHIGE

分类号：C21D9/08

主分类号：C21D9/08

摘要：PURPOSE:To provide less loss and uniform heating temperature by placing an insulting material on the inner wall of a steel pipe of larger diameter when heattreating the steel pipe.

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