Title:
延性ステンレス鋼管
Document Type and Number:
Japanese Patent JP7203753
Kind Code:
B2
Abstract:
Provided is a ductile stainless steel pipe made of stainless steel having an austenite type matrix structure and containing a copper component. The ductile stainless steel pipe has a delta ferrite matrix structure of about 1% or less on the basis of a grain area. The ductile stainless steel pipe includes a steel pipe having a set outer diameter to carry a refrigerant of an air conditioner. R410a is used as the refrigerant, and the ductile stainless steel pipe has a minimum thickness determined based on a saturated pressure of the refrigerant.
Inventors:
Hong, Sok Pyo
Application Number:
JP2019553499A
Publication Date:
January 13, 2023
Filing Date:
January 11, 2018
Export Citation:
Assignee:
LG ELECTRONICS INC.
International Classes:
C22C38/00; C22C38/58; F25B41/42
Domestic Patent References:
| JP9324246A |
Foreign References:
| WO2002010631A1 | ||||
| KR101550738B1 | ||||
| WO2017111461A1 | ||||
| WO2016104974A1 | ||||
| WO2008117636A1 |
Attorney, Agent or Firm:
Takeshi Katada
Hideki Kobayashi
Hideki Kobayashi