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Patent Searching and Data


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.

Inventors:
NISHIYAMA YOSHITAKA (JP)
KAWAKAMI TADASHI (JP)
ONO TOSHIHIDE (JP)
YONEYAMA MIKIO (JP)
TATSUMI YOSHIHIRO (JP)
Application Number:
PCT/JP2009/061857
Publication Date:
January 07, 2010
Filing Date:
June 29, 2009
Export Citation:
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Assignee:
SUMITOMO METAL IND (JP)
NISHIYAMA YOSHITAKA (JP)
KAWAKAMI TADASHI (JP)
ONO TOSHIHIDE (JP)
YONEYAMA MIKIO (JP)
TATSUMI YOSHIHIRO (JP)
International Classes:
B23K35/30; B23K9/04; B23K10/02; C22C19/07; C22C29/06; C23C4/10
Foreign References:
JPS63255352A1988-10-21
JPS62134193A1987-06-17
JPS6411093A1989-01-13
JPS6352793A1988-03-05
JPH0289593A1990-03-29
JPH02121798A1990-05-09
JPH03207510A1991-09-10
JPS6418599A1989-01-23
JPH02165896A1990-06-26
JP2004025268A2004-01-29
Attorney, Agent or Firm:
SUGIOKA, Kanji et al. (JP)
Sugioka Miki 2 (JP)
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