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Title:
MEMBER FOR CONVEYING HIGH-TEMPERATURE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2010/001859
Kind Code:
A1
Abstract:
Disclosed is a member for conveying a high-temperature material, which has excellent build-up resistance, oxidation resistance and heat-crack resistance. The member for conveying a high-temperature material comprises a base material and a coating film formed on the surface of the base material.  In the member, the coating film is a composite coating film produced by a plasma transferred arc welding process using a mixed powder composed of a Co-based alloy powder and a Cr carbide powder, wherein the Co-based alloy powder comprises the following components (by mass%): C: 0.03 to 0.6%, Si: 0.2 to 3%, and Cr: 20 to 35%.  The member for conveying a high-temperature material exhibits excellent build-up resistance particularly in a gas atmosphere of 1100°C or higher.

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Inventors:
NISHIYAMA, Yoshitaka (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
西山　佳孝 (〒41 大阪府大阪市中央区北浜四丁目５番３３号　住友金属工業株式会社内 Osaka, 〒5410041, JP)
KAWAKAMI, Tadashi (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
河上　忠司 (〒41 大阪府大阪市中央区北浜四丁目５番３３号　住友金属工業株式会社内 Osaka, 〒5410041, JP)
ONO, Toshihide (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
Application Number:
JP2009/061857
Publication Date:
January 07, 2010
Filing Date:
June 29, 2009
Export Citation:
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Assignee:
SUMITOMO METAL INDUSTRIES, LTD. (5-33, Kitahama 4-chome Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
住友金属工業株式会社 (〒41 大阪府大阪市中央区北浜四丁目５番３３号 Osaka, 〒5410041, JP)
NISHIYAMA, Yoshitaka (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
西山　佳孝 (〒41 大阪府大阪市中央区北浜四丁目５番３３号　住友金属工業株式会社内 Osaka, 〒5410041, JP)
KAWAKAMI, Tadashi (5-33, Kitahama 4-chome, Chuo-ku, Osaka-sh, Osaka 41, 〒5410041, JP)
河上　忠司 (〒41 大阪府大阪市中央区北浜四丁目５番３３号　住友金属工業株式会社内 Osaka, 〒5410041, JP)
International Classes:
B23K35/30; B23K9/04; B23K10/02; C22C19/07; C22C29/06; C23C4/10
Attorney, Agent or Firm:
SUGIOKA, Kanji et al. (K. Sugioka Patent Office, 5-17-23 Higashinaniwa-ch, Amagasaki-shi Hyogo 92, 〒6600892, JP)
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