Title:
GAS CUTTING CRATER
Document Type and Number:
Japanese Patent JP2019100561
Kind Code:
A
Abstract:
To provide a gas cutting carter capable of preventing deterioration of gas cutting performance without increasing a manufacturing cost.SOLUTION: A gas cutting carter 100 comprises an internal core rod 1 at least a part of which is formed of brass of high dezincification resistance, and an external carter 2 forming a passage between itself and an outer surface of the internal core rod 1. The internal core rod 1 may be formed of brass whose maximum dezincification depth is equal to or less than 200 μm, in a dezincification corrosion test conforming to ISO6509, or may be formed of brass whose maximum dezincification depth is equal to or less than 50 μm, in the dezincification corrosion test conforming to ISO6509.SELECTED DRAWING: Figure 1
Inventors:
SANO YOSHIMI
FUKUSHIMA NOBUAKI
KANO TOMOYA
FUKUSHIMA NOBUAKI
KANO TOMOYA
Application Number:
JP2017228387A
Publication Date:
June 24, 2019
Filing Date:
November 28, 2017
Export Citation:
Assignee:
NISSAN TANAKA CORP
International Classes:
B23K7/10; F23D14/54; F23D14/38; F23D14/42
Attorney, Agent or Firm:
Shiga International Patent Office