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Title:
CENTRIFUGALLY CAST COMPOSITE ROLL
Document Type and Number:
WIPO Patent Application WO/2007/077637
Kind Code:
A1
Abstract:
A centrifugally cast composite roll comprising an outer layer of composition containing, by mass, 2.5 to 9% C, 0.1 to 3.5% Si, 0.1 to 3.5% Mn and 11 to 40% V together with the balance of Fe and unavoidable impurities; an intermediate layer of high-speed steel based alloy provided on the inside surface of the outer layer; and an inner layer of cast iron or cast steel provided on the inside surface of the intermediate layer.

Inventors:
FURUSHIMA, Kiyoshi (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-sh, i Fukuok, 23 -, -, JP)
古島 清史 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, -, JP)
MATSUMOTO, Shunji (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-s, i Fukuoka 23, 8080023, JP)
松本 俊二 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, 8080023, JP)
HONDA, Ryota (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-s, i Fukuoka 23, 8080023, JP)
本田 亮太 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, 8080023, JP)
HAYASHI, Kiyoshi (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-s, i Fukuoka 23, 8080023, JP)
林 清 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, 8080023, JP)
Application Number:
JP2006/304932
Publication Date:
July 12, 2007
Filing Date:
March 13, 2006
Export Citation:
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Assignee:
HITACHI METALS, LTD. (2-1 Shibaura 1-chome, Minato-ku Tokyo, 14, 1058614, JP)
日立金属株式会社 (〒14 東京都港区芝浦1丁目2-1 Tokyo, 1058614, JP)
FURUSHIMA, Kiyoshi (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-sh, i Fukuok, 23 -, -, JP)
古島 清史 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, -, JP)
MATSUMOTO, Shunji (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-s, i Fukuoka 23, 8080023, JP)
松本 俊二 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, 8080023, JP)
HONDA, Ryota (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-s, i Fukuoka 23, 8080023, JP)
本田 亮太 (〒23 福岡県北九州市若松区北浜1丁目9-1 株式会社日立金属若松内 Fukuoka, 8080023, JP)
HAYASHI, Kiyoshi (Ltd. 9-1 Kitahama 1-chome, Wakamatsu-ku, Kitakyushu-s, i Fukuoka 23, 8080023, JP)
International Classes:
C22C37/00; B21B27/00; B22D13/00
Attorney, Agent or Firm:
TAKAISHI, Kitsuma (Kagurazaka FN Bldg. 5F, 67 Kagurazaka 6-chom, Shinjuku-ku Tokyo 25, 1620825, JP)
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