Title:
機械部品
Document Type and Number:
Japanese Patent JP6875682
Kind Code:
B2
Abstract:
To provide a mechanical component that has both excellent hardness and toughness and can be easily and inexpensively manufactured.SOLUTION: The mechanical component is made of a Co-based alloy having carbide in a size of 10 μm or less uniformly dispersed therein, and is formed from the following material by use of a lamination molding method. The material is a Co-based alloy powder containing C by 2.5 to 5.0 mass%, Cr by 26 to 35 mass%, Mo by 14 to 20 mass%, inevitable impurities, and the balance of Co, or a Co-based alloy powder containing C by 2.5 to 5.0 mass%, Cr by 26 to 35 mass%, W by 20 to 26 mass%, inevitable impurities, and the balance of Co, or a Co-based alloy powder comprising C by 2.5 to 5.0 mass%, Cr by 26 to 35 mass%, Mo by 10 to 15 mass%, W by 5 to 7 mass%, inevitable impurities, and the balance of Co.SELECTED DRAWING: Figure 1
Inventors:
Akihiko Chiba
Nobuyuki Sasaki
Hideyuki Shimura
Daisuke Kamio
Nobuyuki Sasaki
Hideyuki Shimura
Daisuke Kamio
Application Number:
JP2017130664A
Publication Date:
May 26, 2021
Filing Date:
July 03, 2017
Export Citation:
Assignee:
Tohoku University
Toyo Cutlery Co., Ltd.
Toyo Cutlery Co., Ltd.
International Classes:
B22F3/16; B22F3/105; B33Y80/00; C22C19/07
Domestic Patent References:
| JP2001123238A | ||||
| JP2015190004A | ||||
| JP2015151610A | ||||
| JP61179838A | ||||
| JP2016194143A | ||||
| JP62023951A | ||||
| JP61243143A |
Attorney, Agent or Firm:
Atsushi Suda
Shuji Kusunoki
Shuji Kusunoki