Title:
表面被覆切削工具
Document Type and Number:
Japanese Patent JP6798626
Kind Code:
B2
Abstract:
A surface-coated cutting tool includes a substrate and a coating film that coats the substrate, wherein the coating film includes a WC1-x layer composed of a compound represented by WC1-x, where x is more than or equal to 0.54 and less than or equal to 0.58, the compound represented by WC1-x includes a hexagonal crystal structure, and a maximum point of a peak exists in a range of 31.2 to 31.4 eV in a spectrum diagram of a 4f orbital of a tungsten element obtained when measuring the WC1-x layer by an X-ray photoelectron spectroscopy analysis method.
Inventors:
Sachiko Koike
Ueda Yuki
Keiichi Tsuda
Ueda Yuki
Keiichi Tsuda
Application Number:
JP2019554423A
Publication Date:
December 09, 2020
Filing Date:
March 14, 2019
Export Citation:
Assignee:
Sumitomo Electric Industries, Ltd.
International Classes:
B23B27/14; B23B51/00; B23C5/16; C23C14/06
Domestic Patent References:
| JP62057802A | ||||
| JP6262405A | ||||
| JP2001150206A | ||||
| JP2003527293A | ||||
| JP59039243B2 | ||||
| JP6079503A |
Foreign References:
| US6800383 | ||||
| WO2014003172A1 | ||||
| WO2012056758A1 |
Attorney, Agent or Firm:
Fukami patent office