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Patent Searching and Data


Title:
CERMET POWDER, AND FURNACE ROLL HAVING EXCELLENT BUILD-UP RESISTANCE AND OXIDATION RESISTANCE
Document Type and Number:
Japanese Patent JP2005206863
Kind Code:
A
Abstract:

To provide cermet powder having excellent build-up resistance and oxidation resistance even in the case a large quantity of high-tensile strength steel is subjected to a heat treatment.

Regarding the cermet powder, ceramic powder containing, to the total amount of the cermet powder, 10 to 20 mass% Cr23C6 and 10 to 20 mass% Y2O3 and ≤30 mass% in total is used, and heat-resistant alloy powder containing, to the total amount of the cermet powder, 4 to 6 mass% Al, 12 to 16 mass% Cr and ≤1 mass% Y, and the balance Co and/or Ni is used.


Inventors:
MIDORIKAWA SATORU
KATO SHOICHI
Application Number:
JP2004012971A
Publication Date:
August 04, 2005
Filing Date:
January 21, 2004
Export Citation:
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Assignee:
JFE STEEL KK
PRAXAIR KOGAKU KK
International Classes:
C22C32/00; B22F1/00; C21D9/56; C23C4/04; (IPC1-7): B22F1/00; C21D9/56; C22C32/00; C23C4/04
Attorney, Agent or Firm:
Kosaku Sugimura