DE2051260A1 - Verfahren zur Herstellung nahtloser Stahlrohre - Google Patents

Verfahren zur Herstellung nahtloser Stahlrohre

Info

Publication number
DE2051260A1
DE2051260A1 DE19702051260 DE2051260A DE2051260A1 DE 2051260 A1 DE2051260 A1 DE 2051260A1 DE 19702051260 DE19702051260 DE 19702051260 DE 2051260 A DE2051260 A DE 2051260A DE 2051260 A1 DE2051260 A1 DE 2051260A1
Authority
DE
Germany
Prior art keywords
reduction
blank
degree
rolling mill
plug
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.)
Pending
Application number
DE19702051260
Other languages
German (de)
English (en)
Inventor
Haruo Yokohama; Nagai Hiroshi Kawasaki; Kanagawa; Kamimura (Japan). M B23b 21-00
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 Engineering Corp
Original Assignee
Nippon Kokan 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
Priority to GB49428/70A priority Critical patent/GB1291744A/en
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Priority to DE19702051260 priority patent/DE2051260A1/de
Priority to FR7037621A priority patent/FR2120229A5/fr
Priority to AU21228/70A priority patent/AU440258B2/en
Priority to US82258A priority patent/US3701272A/en
Publication of DE2051260A1 publication Critical patent/DE2051260A1/de
Pending 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
    • B21B17/08—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 having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Heat Treatment Of Steel (AREA)
DE19702051260 1970-10-17 1970-10-19 Verfahren zur Herstellung nahtloser Stahlrohre Pending DE2051260A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB49428/70A GB1291744A (en) 1970-10-17 1970-10-17 Method of manufacturing seamless steel pipes
DE19702051260 DE2051260A1 (de) 1970-10-17 1970-10-19 Verfahren zur Herstellung nahtloser Stahlrohre
FR7037621A FR2120229A5 (enExample) 1970-10-17 1970-10-19
AU21228/70A AU440258B2 (en) 1970-10-17 1970-10-19 Method of manufacturing seamless steel pipes
US82258A US3701272A (en) 1970-10-17 1970-10-20 Method of manufacturing seamless steel pipes

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
GB49428/70A GB1291744A (en) 1970-10-17 1970-10-17 Method of manufacturing seamless steel pipes
DE19702051260 DE2051260A1 (de) 1970-10-17 1970-10-19 Verfahren zur Herstellung nahtloser Stahlrohre
FR7037621A FR2120229A5 (enExample) 1970-10-17 1970-10-19
AU21228/70A AU440258B2 (en) 1970-10-17 1970-10-19 Method of manufacturing seamless steel pipes
US8225870A 1970-10-20 1970-10-20

Publications (1)

Publication Number Publication Date
DE2051260A1 true DE2051260A1 (de) 1972-04-20

Family

ID=27506668

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19702051260 Pending DE2051260A1 (de) 1970-10-17 1970-10-19 Verfahren zur Herstellung nahtloser Stahlrohre

Country Status (5)

Country Link
US (1) US3701272A (enExample)
AU (1) AU440258B2 (enExample)
DE (1) DE2051260A1 (enExample)
FR (1) FR2120229A5 (enExample)
GB (1) GB1291744A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612814A1 (fr) * 1987-03-27 1988-09-30 Mannesmann Ag Procede de fabrication de tubes sans soudure de plus de 200 mm de diametre et machine pour la mise en oeuvre du procede

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2362639C1 (ru) * 2007-12-06 2009-07-27 Открытое акционерное общество "Синарский трубный завод" (ОАО "СинТЗ") Способ продольной прокатки труб
CN104245167B (zh) * 2012-04-11 2016-03-30 新日铁住金株式会社 用于穿孔机的顶头的再生方法
CN109926451B (zh) * 2019-04-15 2020-07-21 湖南科技大学 一种无缝钢管定径热轧工艺的减径率分配方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US792231A (en) * 1904-04-01 1905-06-13 Nat Tube Co Art of cross-rolling tubular bodies or blanks in a heated state.
US2176155A (en) * 1936-09-03 1939-10-17 Timken Roller Bearing Co Apparatus for elongating and decreasing the wall thickness of tubular blanks
US2264455A (en) * 1939-08-07 1941-12-02 Nat Tube Co Method of producing a thick-walled seamless metallic tube
US2274579A (en) * 1941-05-05 1942-02-24 Nat Tube Co Method of producing seamless tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2612814A1 (fr) * 1987-03-27 1988-09-30 Mannesmann Ag Procede de fabrication de tubes sans soudure de plus de 200 mm de diametre et machine pour la mise en oeuvre du procede

Also Published As

Publication number Publication date
FR2120229A5 (enExample) 1972-08-18
GB1291744A (en) 1972-10-04
AU2122870A (en) 1972-04-20
AU440258B2 (en) 1973-09-06
US3701272A (en) 1972-10-31

Similar Documents

Publication Publication Date Title
DE2714485C2 (de) Verfahren zum Warmwalzen von Doppel-T-Trägern aus rechteckigem Flachmaterial
DE3124566C2 (enExample)
DE2231842A1 (de) Schraegschulterfelge und verfahren zu ihrer herstellung
DE2053005B2 (de) Verfahren und vorrichtung zur herstellung von schraegschulterfelgen fuer lkw
DE2542252A1 (de) Abstreckring fuer eine ziehpresse zur herstellung von dosenkoerpern und verfahren zu deren herstellung
DE3128055C2 (de) Schrägwalzgerüst ohne Dorn für nahtlose Metallrohre
DE1912350C3 (de) Verfahren zum Walzen von Schienen sowie UniversalwalzenstraBe zur Durchführung dieses Verfahrens
DE1752349B2 (de) Verfahren zur Herstellung eines Rohrrohlings zur Herstellung von dünnen Rohren
DE2912504A1 (de) Verfahren zum walzen von stahlprofilen mit abgewinkelten oder gestauchten raendern
DE747860C (de) Rollenstossbank zur Herstellung von Hohlkoerpern
DE3818108A1 (de) Pilgerschritt-kaltwalzvorrichtung
DE2119347A1 (de) Verfahren zur kontinuierlichen Warmverformung von kontinuierlich gegossenen Stahlsträngen
DE2051260A1 (de) Verfahren zur Herstellung nahtloser Stahlrohre
DE2932964C2 (enExample)
DE102010046808A1 (de) Verfahren und Einrichtung zum Herstellen eines Führungssegmentes für Pendelrollenlager oder dergleichen
DE1801883A1 (de) Vorrichtung zum Formen der Kanten von Profilstahl mit einem Steg und Flanschen
DE2431935A1 (de) Verfahren zur herstellung von lagerschalen fuer kugellager
DE2529405A1 (de) Verfahren zum profilwalzen
DE2524224A1 (de) Verfahren und vorrichtung zum walzen von stabstahl
DE1807321A1 (de) Verfahren und Anlage zur Warmherstellung von Rundhohlknueppeln aus einem stranggegossenen Hohlstahlblock
DE2528850C3 (de) Pilgerschrittwalzwerk zum Rohrkaltwalzen
DE886437C (de) Schraegwalzwerk mit drei Walzen zur Herstellung von Rohren und Rohrluppen aus Vollbloecken
DE2659318A1 (de) Verfahren zum walzen von rundstahl
DE743742C (de) Verfahren zum Herstellen von Rohren auf einem kontinuierlichen Reduzierwalzwerk
DE2130700A1 (de) Verfahren zur Herstellung nahtloser Rohre