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was a steel manufacturer based in Osaka, Japan until it merged with Nippon Steel in 2012 to form Nippon Steel & Sumitomo Metal Corporation, the second largest steel manufacturer in the world as of 2012.〔(【引用サイトリンク】title=Top steel-producing companies 2012 )〕 Its origins as a modern company date from 1897, when Sumitomo Copper works was opened in Osaka, and as a steelmaker from 1901, when Sumitomo Steel works began operation.〔(【引用サイトリンク】title=History of Sumitomo Metal Industries )〕 It was the third largest integrated steel manufacturer in Japan with three integrated steelworks and several other manufacturing plants and one of the largest manufacturers of Seamless Pipes and Tubes, such as OCTG and Line-pipes used for exploitation of petroleums and LNGs. Sumitomo Metal Industries was the parent company of ''Sumitomo Sitix'' until Sumitomo Sitix was merged with Mitsubishi's silicon division to create SUMCO (Sumitomo Mitsubishi). SUMCO is currently the second largest silicon wafer manufacturer. On October 1, 2012, Nippon Steel formally merged with Sumitomo Metal Industries; the merged stock is listed (under number 5401, the old Sumitomo Metals number 5405 being discontinued) as Nippon Steel & Sumitomo Metal Corp.〔(【引用サイトリンク】title=Nippon Steel & Sumitomo eyes more cost cuts )〕〔(【引用サイトリンク】title=Nippon Steel & Sumitomo Metal Corp company profile )〕 Kashima Antlers, the famous Japanese football (soccer) club, started as the club of Sumitomo Metal Industries. Founded in 1947 in Osaka, it moved to near the Kashima, Ibaraki plant in 1975. ==See also== * Sumitomo Precision Products 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Sumitomo Metal Industries」の詳細全文を読む スポンサード リンク
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