CA2076402A1 - Machine a mandriner des tubes en acier sans soudure - Google Patents

Machine a mandriner des tubes en acier sans soudure

Info

Publication number
CA2076402A1
CA2076402A1 CA 2076402 CA2076402A CA2076402A1 CA 2076402 A1 CA2076402 A1 CA 2076402A1 CA 2076402 CA2076402 CA 2076402 CA 2076402 A CA2076402 A CA 2076402A CA 2076402 A1 CA2076402 A1 CA 2076402A1
Authority
CA
Canada
Prior art keywords
roll
mandrel mill
groove
seamless steel
steel tubes
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.)
Granted
Application number
CA 2076402
Other languages
English (en)
Other versions
CA2076402C (fr
Inventor
Toshio Imae
Hiromu Oka
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.)
JFE Steel Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2076402A1 publication Critical patent/CA2076402A1/fr
Application granted granted Critical
Publication of CA2076402C publication Critical patent/CA2076402C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Control Of Metal Rolling (AREA)
CA 2076402 1991-08-22 1992-08-19 Machine a mandriner des tubes en acier sans soudure Expired - Fee Related CA2076402C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3233835A JPH07102369B2 (ja) 1991-08-22 1991-08-22 マンドレルミル
JP233835/91 1991-08-22

Publications (2)

Publication Number Publication Date
CA2076402A1 true CA2076402A1 (fr) 1993-02-23
CA2076402C CA2076402C (fr) 1996-03-05

Family

ID=16961316

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2076402 Expired - Fee Related CA2076402C (fr) 1991-08-22 1992-08-19 Machine a mandriner des tubes en acier sans soudure

Country Status (3)

Country Link
EP (1) EP0529943A3 (fr)
JP (1) JPH07102369B2 (fr)
CA (1) CA2076402C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008119706A (ja) 2006-11-09 2008-05-29 Sumitomo Metal Ind Ltd 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
JP5062522B2 (ja) * 2007-05-31 2012-10-31 住友金属工業株式会社 マンドレルミル及び継目無管の製造方法
CN114309076B (zh) * 2020-09-30 2023-05-16 宝武特种冶金有限公司 一种用于无缝钢管冷轧机环孔型的精度修整方法
CN117206348B (zh) * 2023-08-14 2026-02-06 山西太钢不锈钢股份有限公司 一种大径壁比双相不锈钢钢管及其穿孔方法

Also Published As

Publication number Publication date
EP0529943A3 (en) 1993-06-30
JPH0550115A (ja) 1993-03-02
JPH07102369B2 (ja) 1995-11-08
CA2076402C (fr) 1996-03-05
EP0529943A2 (fr) 1993-03-03

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed