The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 08, 2012
Filed:
Jan. 13, 2005
Yasuhiro Sakaguchi, Hyogo, JP;
Toshihiko Iwamura, Hyogo, JP;
Hiroshi Kanasaki, Hyogo, JP;
Hidehito Mimaki, Hyogo, JP;
Masaki Taneike, Hyogo, JP;
Shunichi Suzuki, Tokyo, JP;
Kenrou Takamori, Tokyo, JP;
Suguru Ooki, Tokyo, JP;
Naoki Anahara, Tokyo, JP;
Naoki Hiranuma, Tokyo, JP;
Toshio Yonezawa, Hyogo, JP;
Yasuhiro Sakaguchi, Hyogo, JP;
Toshihiko Iwamura, Hyogo, JP;
Hiroshi Kanasaki, Hyogo, JP;
Hidehito Mimaki, Hyogo, JP;
Masaki Taneike, Hyogo, JP;
Shunichi Suzuki, Tokyo, JP;
Kenrou Takamori, Tokyo, JP;
Suguru Ooki, Tokyo, JP;
Naoki Anahara, Tokyo, JP;
Naoki Hiranuma, Tokyo, JP;
Toshio Yonezawa, Hyogo, JP;
Mitsubishi Heavy Industries, Ltd., Tokyo, JP;
The Tokyo Electric Power Company, Inc., Tokyo, JP;
Abstract
There are provided an austenitic stainless steel having high stress corrosion crack resistance, characterized by containing, in percent by weight, 0.030% or less C, 0.1% or less Si, 2.0% or less Mn, 0.03% or less P, 0.002% or less S, 11 to 26% Ni, 17 to 30% Cr, 3% or less Mo, and 0.01% or less N, the balance substantially being Fe and unavoidable impurities; a manufacturing method for an austenitic stainless steel, characterized in that a billet consisting of the said austenitic stainless steel is subjected to solution heat treatment at a temperature of 1000 to 1150° C.; and a pipe and a in-furnace structure for a nuclear reactor to which the said austenitic stainless steel is applied.