EP2085158A4 - Rohrwalzwerk mit dorn, betriebsverfahren dafür rund verfahren zur herstellung eines nahtlosen rohrs - Google Patents

Rohrwalzwerk mit dorn, betriebsverfahren dafür rund verfahren zur herstellung eines nahtlosen rohrs

Info

Publication number
EP2085158A4
EP2085158A4 EP07830466A EP07830466A EP2085158A4 EP 2085158 A4 EP2085158 A4 EP 2085158A4 EP 07830466 A EP07830466 A EP 07830466A EP 07830466 A EP07830466 A EP 07830466A EP 2085158 A4 EP2085158 A4 EP 2085158A4
Authority
EP
European Patent Office
Prior art keywords
seamless pipe
continuous roll
operating same
manufacturing seamless
manufacturing
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Withdrawn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
EP07830466A
Other languages
English (en)
French (fr)
Other versions
EP2085158A1 (de
Inventor
Kenichi Sasaki
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 EP2085158A1 publication Critical patent/EP2085158A1/de
Publication of EP2085158A4 publication Critical patent/EP2085158A4/de
Withdrawn legal-status Critical Current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
    • B21B27/03—Sleeved rolls
    • B21B27/035—Rolls for bars, rods, rounds, tubes, wire or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2267/00—Roll parameters
    • B21B2267/02—Roll dimensions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B2267/00—Roll parameters
    • B21B2267/02—Roll dimensions
    • B21B2267/06—Roll diameter

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
EP07830466A 2006-11-09 2007-10-24 Rohrwalzwerk mit dorn, betriebsverfahren dafür rund verfahren zur herstellung eines nahtlosen rohrs Withdrawn EP2085158A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2006303776A JP2008119706A (ja) 2006-11-09 2006-11-09 マンドレルミルおよびその操業方法ならびに継目無管の製造方法
PCT/JP2007/070732 WO2008056540A1 (en) 2006-11-09 2007-10-24 Mandrel mill, its operating method, and seamless pipe manufacturing method

Publications (2)

Publication Number Publication Date
EP2085158A1 EP2085158A1 (de) 2009-08-05
EP2085158A4 true EP2085158A4 (de) 2012-08-01

Family

ID=39364363

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07830466A Withdrawn EP2085158A4 (de) 2006-11-09 2007-10-24 Rohrwalzwerk mit dorn, betriebsverfahren dafür rund verfahren zur herstellung eines nahtlosen rohrs

Country Status (6)

Country Link
US (2) US20100064753A1 (de)
EP (1) EP2085158A4 (de)
JP (1) JP2008119706A (de)
CN (1) CN101534969A (de)
BR (1) BRPI0718203A2 (de)
WO (1) WO2008056540A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006031564A1 (de) * 2006-07-07 2008-01-10 Gesenkschmiede Schneider Gmbh Verfahren zur Herstellung eines rotationssymmetrischen Teils, insbesondere Welle
MX2012003886A (es) * 2009-09-29 2012-04-20 Sumitomo Metal Ind Laminador de mandril de rodillos multiples y metodo para producir tubos sin costuras.
US9016178B2 (en) * 2010-01-12 2015-04-28 Lewis W. Wadsworth Apparatus and method for cutting tubular members
EP2591865B1 (de) * 2010-07-07 2016-04-27 Nippon Steel & Sumitomo Metal Corporation Walzwerk und verfahren zur herstellung eines nahtlosen rohrs
CN102371362B (zh) * 2010-08-25 2013-08-28 中国有色（沈阳）冶金机械有限公司 一种重型空心辊道静动平衡的加工方法
DE102010052084B3 (de) * 2010-11-16 2012-02-16 V&M Deutschland Gmbh Verfahren zur wirtschaftlichen Herstellung von nahtlos warmgewalzten Rohren in Rohrkontiwalzwerken
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
DE102018207908A1 (de) * 2018-05-18 2019-11-21 Sms Group Gmbh Streckreduzierungswalzwerk mit verbesserter Durchmesser- und Wanddickentoleranz
CN109909297B (zh) * 2019-02-28 2020-06-02 西安建筑科技大学 一种大尺寸高温合金棒材的反锥螺线辊超细晶轧制方法
KR102322805B1 (ko) * 2020-01-23 2021-11-10 가천대학교 산학협력단 다층구조 핵연료 피복관 제조방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2582705B2 (ja) 1991-06-21 1997-02-19 川崎製鉄株式会社 マンドレルミル
JPH07102369B2 (ja) 1991-08-22 1995-11-08 川崎製鉄株式会社 マンドレルミル
JP2985719B2 (ja) * 1995-04-04 1999-12-06 住友金属工業株式会社 マンドレルミル
JP2001113306A (ja) 1999-10-18 2001-04-24 Sumitomo Metal Ind Ltd 高合金継目無鋼管の製造方法およびそれに用いる圧延用孔型

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO2008056540A1 *

Also Published As

Publication number Publication date
WO2008056540A1 (en) 2008-05-15
BRPI0718203A2 (pt) 2015-09-22
CN101534969A (zh) 2009-09-16
US20100064753A1 (en) 2010-03-18
JP2008119706A (ja) 2008-05-29
EP2085158A1 (de) 2009-08-05
US20100132425A1 (en) 2010-06-03

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Effective date: 20120704

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Ipc: B21B 17/02 20060101AFI20120628BHEP

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Owner name: NIPPON STEEL & SUMITOMO METAL CORPORATION

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