Invention Grant
- Patent Title: UOE steel pipe and structure
- Patent Title (中): UOE钢管和结构
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Application No.: US14389941Application Date: 2013-04-02
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Publication No.: US09205475B2Publication Date: 2015-12-08
- Inventor: Hisakazu Tajika , Takahiro Sakimoto , Satoshi Igi
- Applicant: JFE Steel Corporation
- Applicant Address: JP
- Assignee: JFE Steel Corporation
- Current Assignee: JFE Steel Corporation
- Current Assignee Address: JP
- Agency: DLA Piper LLP (US)
- Priority: JP2012-083904 20120402; JP2012-083907 20120402
- International Application: PCT/JP2013/060108 WO 20130402
- International Announcement: WO2013/151056 WO 20131010
- Main IPC: F16L11/00
- IPC: F16L11/00 ; B21C37/16 ; B21C37/08 ; B21C37/30 ; B23K31/02 ; B23K11/093 ; B21D5/01
Abstract:
A UOE steel pipe used to form a structure by performing butt circumferential welding and having an outside diameter shape in a waveform in a longitudinal direction is shaped to have no local minimum of the outside diameter shape in the waveform within a predetermined length from both longitudinal end portions.
Public/Granted literature
- US20150090361A1 UOE STEEL PIPE AND STRUCTURE Public/Granted day:2015-04-02
Information query
