公开(公告)号：US20180326519A1

公开(公告)日：2018-11-15

申请号：US15975183

申请日：2018-05-09

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Tomohiro KANAZAWA ,  Masato WADA ,  Takayuki IMAI ,  Tetsuji SHIBATA ,  Kazushige SUGITA ,  Naoki KOHYAMA ,  Hiroshi GOUDA ,  Yoshitaka MIZUGUCHI

IPC: B23D61/18 ,  B21C1/00

CPC classification number: B23D61/185 ,  B21C1/003 ,  B21C3/025 ,  C22C27/04

Abstract: A saw wire and various methods of use and manufacture are provided. The saw wire includes a metal wire containing at least one of tungsten and a tungsten alloy. A surface roughness Ra of the metal wire is at most 0.15 μm. A tensile strength of the metal wire is at least 3500 MPa. A diameter of the metal wire is at most 60 μm.

公开(公告)号：US20180326518A1

公开(公告)日：2018-11-15

申请号：US15975140

申请日：2018-05-09

Applicant: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

Inventor： Tomohiro KANAZAWA ,  Masato WADA ,  Takayuki IMAI ,  Tetsuji SHIBATA ,  Kazushige SUGITA ,  Naoki KOHYAMA ,  Hiroshi GOUDA ,  Yoshitaka MIZUGUCHI

IPC: B23D61/18 ,  B21C1/00

CPC classification number: B23D61/185 ,  B21C1/003 ,  B21C3/025 ,  C22C27/04

Abstract: A saw wire and various methods of use and manufacture are provided. The saw wire includes a metal wire containing one of tungsten and a tungsten alloy. A surface roughness Ra of the metal wire is at most 0.15 μm. A diameter of the metal wire is at most 60 μm.