Title:
天然ガス焚きまたは液化石油ガス焚きプラント煙突・煙道用耐食鋼
Document Type and Number:
Japanese Patent JP4644316
Kind Code:
B2
Abstract:
Corrosion-resistant steel for chimney/flue use in natural gas-fired or liquefied petroleum gas-fired plants, containing C: 0.005% to 0.030%, Si: 0.18% to 0.50%, Mn: 1.50% to less than 3.00, P: 0.030% or less, S: 0.0050% or less, Cr: 4.0% to 9.0%, Al: 0.20% to 1.50%, and N: 0.020% or less and able to prevent advanced pitting or other localized corrosion and the resultant hole formation and rust aerial dispersal is provided.
Inventors:
Nagasawa Shin
Kenji Kato
Naoki Saito
Masayuki Kodama
Mutsuto Tanaka
Fumiaki Nakamura
Kenji Kato
Naoki Saito
Masayuki Kodama
Mutsuto Tanaka
Fumiaki Nakamura
Application Number:
JP2010529585A
Publication Date:
March 02, 2011
Filing Date:
March 19, 2010
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
C22C38/00; C09D5/08; C09D183/04; C22C38/38; C22C38/58
Domestic Patent References:
| JP2008127653A | 2008-06-05 | |||
| JP2004162119A | 2004-06-10 | |||
| JP2004277839A | 2004-10-07 | |||
| JP2004115912A | 2004-04-15 |
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Hiroshi Kamematsu
Nakamura Asayuki
Nagasaka Tomoyasu
Takashi Ishida
Tetsuji Koga
Hiroshi Kamematsu
Nakamura Asayuki
Nagasaka Tomoyasu