Title:
二相ステンレス鋼管及びその製造方法
Document Type and Number:
Japanese Patent JP5500324
Kind Code:
B1
Abstract:
A dual phase stainless steel pipe includes tensile yield strength YS LT of 689.1 MPa to 1000.5 MPa in a pipe axis direction of the dual phase stainless steel pipe, in which the tensile yield strength YS LT , a compressive yield strength YS LC in the pipe axis direction, a tensile yield strength YS CT in a pipe circumferential direction of the dual phase stainless steel pipe, and a compressive yield strength YS CC in the pipe circumferential direction satisfy all Expressions (1) to (4),
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Inventors:
Naoki Sawatari
Koichi Kuroda
Masaki Ueyama
Yusuke Ugawa
Koichi Kuroda
Masaki Ueyama
Yusuke Ugawa
Application Number:
JP2013542276A
Publication Date:
May 21, 2014
Filing Date:
August 22, 2013
Export Citation:
Assignee:
Nippon Steel & Sumitomo Metal Corporation
International Classes:
B21D3/02; C22C38/00; B21D3/04; C21D7/02; C21D8/10; C22C38/58
Domestic Patent References:
| JPS63210236A | 1988-08-31 | |||
| JPH1157842A | 1999-03-02 | |||
| JPH1080715A | 1998-03-31 |
Attorney, Agent or Firm:
Masatake Shiga
Tadashi Takahashi
Sumio Tanai
Hiroshi Masui
Tomoo Katsumata
Tadashi Takahashi
Sumio Tanai
Hiroshi Masui
Tomoo Katsumata