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EP2135689A4 - Procédé pour produire un tuyau sans soudure et rouleau de type à trous - Google Patents

Procédé pour produire un tuyau sans soudure et rouleau de type à trous

Info

Publication number
EP2135689A4
EP2135689A4 EP08722571A EP08722571A EP2135689A4 EP 2135689 A4 EP2135689 A4 EP 2135689A4 EP 08722571 A EP08722571 A EP 08722571A EP 08722571 A EP08722571 A EP 08722571A EP 2135689 A4 EP2135689 A4 EP 2135689A4
Authority
EP
European Patent Office
Prior art keywords
holes
type roller
free pipe
producing solder
solder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP08722571A
Other languages
German (de)
English (en)
Other versions
EP2135689A1 (fr
Inventor
Yusuke Sendai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Publication of EP2135689A1 publication Critical patent/EP2135689A1/fr
Publication of EP2135689A4 publication Critical patent/EP2135689A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/02—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B21B27/024—Rolls for bars, rods, rounds, tubes, wire or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Control Of Metal Rolling (AREA)
EP08722571A 2007-03-30 2008-03-21 Procédé pour produire un tuyau sans soudure et rouleau de type à trous Withdrawn EP2135689A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007091457 2007-03-30
PCT/JP2008/055207 WO2008123121A1 (fr) 2007-03-30 2008-03-21 Procédé pour produire un tuyau sans soudure et rouleau de type à trous

Publications (2)

Publication Number Publication Date
EP2135689A1 EP2135689A1 (fr) 2009-12-23
EP2135689A4 true EP2135689A4 (fr) 2011-11-02

Family

ID=39830618

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08722571A Withdrawn EP2135689A4 (fr) 2007-03-30 2008-03-21 Procédé pour produire un tuyau sans soudure et rouleau de type à trous

Country Status (4)

Country Link
EP (1) EP2135689A4 (fr)
JP (1) JPWO2008123121A1 (fr)
CN (1) CN101720259A (fr)
WO (1) WO2008123121A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2012003886A (es) * 2009-09-29 2012-04-20 Sumitomo Metal Ind Laminador de mandril de rodillos multiples y metodo para producir tubos sin costuras.
JP5655737B2 (ja) * 2011-07-28 2015-01-21 Ｊｆｅスチール株式会社 継目無鋼管の製造方法
CN102873103A (zh) * 2012-10-12 2013-01-16 衡阳华菱钢管有限公司 连轧机中心线的调整方法及装置
CN104785525B (zh) * 2015-04-07 2017-03-01 浙江嘉翔精密机械技术有限公司 一种提高核电蒸汽发生器换热管性能的方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07246415A (ja) * 1994-03-09 1995-09-26 Sumitomo Metal Ind Ltd 継目無管の肉厚制御方法
JPH08276208A (ja) * 1995-04-04 1996-10-22 Sumitomo Metal Ind Ltd マンドレルミル
JPH0938711A (ja) * 1995-07-31 1997-02-10 Kawasaki Steel Corp 鋼管の延伸圧延制御方法
JPH11123409A (ja) * 1997-10-15 1999-05-11 Sumitomo Metal Ind Ltd 圧延機スタンド交換装置およびその交換方法
US20040065133A1 (en) * 2002-01-28 2004-04-08 Kenichi Sasaki Method of producing seamless steel tubes
US20060059969A1 (en) * 2003-03-26 2006-03-23 Hiroyuki Iwamoto Method of manufacturing a seamless pipe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6186020A (ja) 1984-10-04 1986-05-01 Kawasaki Steel Corp マンドレルミルのロ−ル圧下制御方法およびその装置
JPH05237514A (ja) 1992-02-26 1993-09-17 Sumitomo Metal Ind Ltd マンドレルミルによる圧延方法およびその装置
JP2924523B2 (ja) 1992-12-11 1999-07-26 住友金属工業株式会社 マンドレルミルによる金属管の延伸圧延方法
JP2897652B2 (ja) 1994-09-05 1999-05-31 住友金属工業株式会社 マンドレルミルおよびそれを用いた管圧延方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07246415A (ja) * 1994-03-09 1995-09-26 Sumitomo Metal Ind Ltd 継目無管の肉厚制御方法
JPH08276208A (ja) * 1995-04-04 1996-10-22 Sumitomo Metal Ind Ltd マンドレルミル
JPH0938711A (ja) * 1995-07-31 1997-02-10 Kawasaki Steel Corp 鋼管の延伸圧延制御方法
JPH11123409A (ja) * 1997-10-15 1999-05-11 Sumitomo Metal Ind Ltd 圧延機スタンド交換装置およびその交換方法
US20040065133A1 (en) * 2002-01-28 2004-04-08 Kenichi Sasaki Method of producing seamless steel tubes
US20060059969A1 (en) * 2003-03-26 2006-03-23 Hiroyuki Iwamoto Method of manufacturing a seamless pipe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008123121A1 *

Also Published As

Publication number Publication date
CN101720259A (zh) 2010-06-02
EP2135689A1 (fr) 2009-12-23
WO2008123121A1 (fr) 2008-10-16
JPWO2008123121A1 (ja) 2010-07-15

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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A4 Supplementary search report drawn up and despatched

Effective date: 20110930

RIC1 Information provided on ipc code assigned before grant

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Ipc: B21B 27/02 20060101ALI20110926BHEP

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Effective date: 20120503