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Patent Searching and Data


Title:
WEAR RESISTING BLADE
Document Type and Number:
Japanese Patent JPS60228706
Kind Code:
A
Abstract:
PURPOSE:To improve ash erosion resistance in a blade for an axial-flow machine in a coal thermal power plant, by bonding a composite boride hard alloy to the front edge of the blade. CONSTITUTION:A composite boride hard alloy 2 is bonded to the front edge of a cast steel base material 1 of a blade for an axial-flow machine such as an exhauster in a coal thermal power plant. Thus, ash erosion resistance of the blade may be improved.

Inventors:
TAGUCHI KEIJI
IBARAKI YOSHIAKI
YOSHINAGA YOUICHI
YOKOYAMA EIJI
Application Number:
JP8174184A
Publication Date:
November 14, 1985
Filing Date:
April 25, 1984
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
C22C27/04; C22C33/02; C22C38/00; F01D5/28; (IPC1-7): C22C27/04; C22C33/02; C22C38/22
Domestic Patent References:
JPS57144201U1982-09-10
JPS5857502U1983-04-19
JPS57162904U1982-10-14
JPS568904A1981-01-29
JPS5615773A1981-02-16
Attorney, Agent or Firm:
Tatsuyuki Unuma (1 outside)



 
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