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Title:
MEMBER FOR CONVEYING HIGH-TEMPERATURE MATERIALS
Document Type and Number:
WIPO Patent Application WO/2011/074131
Kind Code:
A1
Abstract:
Provided is a member for conveying high-temperature materials, which exhibits excellent build-up resistance, oxidation resistance, and heat crack resistance. Specifically provided is a member for conveying high-temperature materials, which has a coating on the surface of a base metal, said coating being a composite coating formed by a plasma build up spraying method using a mixed powder consisting of both a Co-base alloy powder that comprises, by mass, 0.03 to 0.6% of C, 0.2 to 3% of Si, 22 to 35% of Cr, and more than 50% of Co, and a Cr carbide powder. The member exhibits excellent build-up resistance, particularly in a gaseous atmosphere having a temperature of 1100°C or higher.

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:
JP2009/071628
Publication Date:
June 23, 2011
Filing Date:
December 25, 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:
C23C24/10; B23K9/04; B23K10/02; B65G39/00; C21D1/00; C22C19/07
Attorney, Agent or Firm:
SUGIOKA, Kanji et al. (K. SUGIOKA PATENT OFFICE, 2-5-10 Sonezaki, Kita-ku, Osaka-sh, Osaka 57, 〒5300057, JP)
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