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WO2008146493A1 - マンドレルミル及び継目無管の製造方法 - Google Patents

マンドレルミル及び継目無管の製造方法 Download PDF

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Publication number
WO2008146493A1
WO2008146493A1 PCT/JP2008/050050 JP2008050050W WO2008146493A1 WO 2008146493 A1 WO2008146493 A1 WO 2008146493A1 JP 2008050050 W JP2008050050 W JP 2008050050W WO 2008146493 A1 WO2008146493 A1 WO 2008146493A1
Authority
WO
WIPO (PCT)
Prior art keywords
mandrel mill
seamless pipe
rolling stand
manufacturing seamless
rolling
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.)
Ceased
Application number
PCT/JP2008/050050
Other languages
English (en)
French (fr)
Inventor
Akihito Yamane
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
Priority to EP08702931.0A priority Critical patent/EP2156908B9/en
Priority to US12/602,258 priority patent/US8584498B2/en
Priority to CN2008800178083A priority patent/CN101730597B/zh
Priority to BRPI0812094A priority patent/BRPI0812094B1/pt
Publication of WO2008146493A1 publication Critical patent/WO2008146493A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • 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
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/08—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process
    • B21B13/10—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane
    • B21B13/103—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process all axes being arranged in one plane for rolling bars, rods or wire
    • 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)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Control Of Metal Rolling (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

【課題】管の延伸比を高めることができると同時に穴あき欠陥の発生を抑止可能なマンドレルミル等を提供する。 【解決手段】本発明の第１の手段は、２つの孔型ロールＲ１１、Ｒ１２がそれぞれ配設された複数の圧延スタンドを備えるマンドレルミルであって、第１圧延スタンド及び第２圧延スタンドのロール径比ＤＲ／ＤＣが４．６以上に設定されていることを特徴とする。本発明の第２の手段は、３つの孔型ロールＲ２１～Ｒ２３がそれぞれ配設された複数の圧延スタンドを備えるマンドレルミルであって、第１圧延スタンド及び第２圧延スタンドのロール径比ＤＲ／ＤＣが２．８以上に設定されていることを特徴とする。
PCT/JP2008/050050 2007-05-31 2008-01-08 マンドレルミル及び継目無管の製造方法 Ceased WO2008146493A1 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP08702931.0A EP2156908B9 (en) 2007-05-31 2008-01-08 Process of manufacturing a seamless pipe
US12/602,258 US8584498B2 (en) 2007-05-31 2008-01-08 Mandrel mill and method for manufacturing seamless pipe or tube
CN2008800178083A CN101730597B (zh) 2007-05-31 2008-01-08 芯棒式无缝管轧机和无缝管的制造方法
BRPI0812094A BRPI0812094B1 (pt) 2007-05-31 2008-01-08 laminador-extrusor e método para fabricar tubulação ou tubo sem costura

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007145401A JP5062522B2 (ja) 2007-05-31 2007-05-31 マンドレルミル及び継目無管の製造方法
JP2007-145401 2007-05-31

Publications (1)

Publication Number Publication Date
WO2008146493A1 true WO2008146493A1 (ja) 2008-12-04

Family

ID=40074767

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/050050 Ceased WO2008146493A1 (ja) 2007-05-31 2008-01-08 マンドレルミル及び継目無管の製造方法

Country Status (6)

Country Link
US (1) US8584498B2 (ja)
EP (1) EP2156908B9 (ja)
JP (1) JP5062522B2 (ja)
CN (1) CN101730597B (ja)
BR (1) BRPI0812094B1 (ja)
WO (1) WO2008146493A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2011039941A1 (ja) * 2009-09-29 2013-02-21 住友金属工業株式会社 マンドレルミル、および継目無管の製造方法
MX2012003886A (es) 2009-09-29 2012-04-20 Sumitomo Metal Ind Laminador de mandril de rodillos multiples y metodo para producir tubos sin costuras.
JP5177261B2 (ja) * 2011-08-01 2013-04-03 新日鐵住金株式会社 強度と低温靱性に優れた継目無鋼管の制御圧延方法
CN104487180B (zh) * 2012-07-24 2016-01-20 新日铁住金株式会社 无缝金属管的制造方法及制造装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60106603A (ja) * 1983-11-15 1985-06-12 Kawasaki Steel Corp 継目無鋼管の製造方法
JPH0550115A (ja) * 1991-08-22 1993-03-02 Kawasaki Steel Corp マンドレルミル
JP2002035810A (ja) * 2000-07-27 2002-02-05 Sumitomo Metal Ind Ltd 継目無鋼管の圧延方法
JP2005111518A (ja) * 2003-10-07 2005-04-28 Sumitomo Metal Ind Ltd ３ロール式マンドレルミルによる継目無管の製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL207167A (ja) * 1955-05-17 1900-01-01 Delta Kuehlschrank G M B H
US3842635A (en) * 1972-10-18 1974-10-22 Superior Tube Co Tube rolling mill for producing tubing with various external configurations
US4289011A (en) * 1978-11-17 1981-09-15 Nippon Steel Corporation Continuous pipe rolling process
JPS61106603A (ja) * 1984-10-31 1986-05-24 Nippon Junyaku Kk ゲル体の製造方法
IT1254864B (it) * 1992-04-15 1995-10-11 Filippo Cattaneo Laminatoio continuo per tubi senza saldatura del tipo a mandrino e conunita' di laminazione a tre o piu' rulli comandati e regolabili
JP3316979B2 (ja) * 1992-11-30 2002-08-19 住友金属工業株式会社 管の圧延方法及びその実施に使用する装置
JP2821360B2 (ja) * 1994-02-09 1998-11-05 住友重機械工業株式会社 継目無し鋼管の製造法およびそれに用いるマンドレルミル
JP2775419B2 (ja) * 1996-01-22 1998-07-16 章 小澤 管圧延装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60106603A (ja) * 1983-11-15 1985-06-12 Kawasaki Steel Corp 継目無鋼管の製造方法
JPH0550115A (ja) * 1991-08-22 1993-03-02 Kawasaki Steel Corp マンドレルミル
JP2002035810A (ja) * 2000-07-27 2002-02-05 Sumitomo Metal Ind Ltd 継目無鋼管の圧延方法
JP2005111518A (ja) * 2003-10-07 2005-04-28 Sumitomo Metal Ind Ltd ３ロール式マンドレルミルによる継目無管の製造方法

Also Published As

Publication number Publication date
CN101730597B (zh) 2011-11-02
CN101730597A (zh) 2010-06-09
US20100251792A1 (en) 2010-10-07
US8584498B2 (en) 2013-11-19
EP2156908A4 (en) 2011-10-26
JP5062522B2 (ja) 2012-10-31
BRPI0812094A2 (pt) 2014-11-25
JP2008296250A (ja) 2008-12-11
BRPI0812094B1 (pt) 2019-12-24
EP2156908B9 (en) 2015-08-26
EP2156908B1 (en) 2015-03-18
EP2156908A1 (en) 2010-02-24

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