KR860003064A - 이음매가 없는 대구 경강관 제조법 - Google Patents

이음매가 없는 대구 경강관 제조법 Download PDF

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Publication number
KR860003064A
KR860003064A KR1019850007351A KR850007351A KR860003064A KR 860003064 A KR860003064 A KR 860003064A KR 1019850007351 A KR1019850007351 A KR 1019850007351A KR 850007351 A KR850007351 A KR 850007351A KR 860003064 A KR860003064 A KR 860003064A
Authority
KR
South Korea
Prior art keywords
seamless
daegu
hollow body
hard pipe
pipe manufacturing
Prior art date
Application number
KR1019850007351A
Other languages
English (en)
Other versions
KR890003804B1 (ko
Inventor
페터슨 울리히
Original Assignee
페터슨 울리히
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 페터슨 울리히 filed Critical 페터슨 울리히
Publication of KR860003064A publication Critical patent/KR860003064A/ko
Application granted granted Critical
Publication of KR890003804B1 publication Critical patent/KR890003804B1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B23/00—Tube-rolling not restricted to methods provided for in only one of groups B21B17/00, B21B19/00, B21B21/00, e.g. combined processes planetary tube rolling, auxiliary arrangements, e.g. lubricating, special tube blanks, continuous casting combined with tube rolling
    • 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
    • B21B19/06—Rolling hollow basic material, e.g. Assel 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
    • B21B19/06—Rolling hollow basic material, e.g. Assel mills
    • B21B19/08—Enlarging tube diameter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting
    • Y10T29/49991—Combined with rolling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Articles (AREA)
  • Metal Extraction Processes (AREA)
  • Continuous Casting (AREA)

Abstract

내용 없음

Description

이음매가 없는 대구 경강관 제조법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 용접된 대구 경강관의 제조법을 도시하는 개략도.
제2도는 이음매 없는 대구 경강관의 제조법을 도시하는 개략도.

Claims (1)

  1. 다음의 세가지 제조단계를 사용하는 것을 특징으로 하는 이음매없는 대구 경강관의 제조법으로서, 1) 공지된 연속주조방법으로 중공강괴의 제조단계, 2) 장력이 가해진 맨드릴을 갖는 공지된 경사압연기에 상기 중공강괴를 통과시켜 일정한 미터중량으로 압연하는 단계, 3) 공지된 확장압연기를 이용하여 축방향신장을 하지않고 미터 중량을 거의 동일하게 유지하면서 요망하는 최종치수로 확장시키는 단계들로 이루어지는 강관제조법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019850007351A 1984-10-19 1985-10-05 이음매 없는 대구경 강관의 제조법 KR890003804B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE3438395A DE3438395C1 (de) 1984-10-19 1984-10-19 Verfahren zum Herstellen nahtloser Stahlrohre grossen Durchmessers
DEP3438395.6 1984-10-19
DE34-38395.6-14 1984-10-19

Publications (2)

Publication Number Publication Date
KR860003064A true KR860003064A (ko) 1986-05-19
KR890003804B1 KR890003804B1 (ko) 1989-10-05

Family

ID=6248340

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850007351A KR890003804B1 (ko) 1984-10-19 1985-10-05 이음매 없는 대구경 강관의 제조법

Country Status (6)

Country Link
US (1) US4809423A (ko)
EP (1) EP0178477B1 (ko)
JP (1) JPS6199503A (ko)
KR (1) KR890003804B1 (ko)
AT (1) ATE49143T1 (ko)
DE (2) DE3438395C1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19520833C2 (de) * 1994-06-16 1998-06-04 Mannesmann Ag Verfahren zur Herstellung eines nahtlosen warmgefertigten Rohres
IT1316715B1 (it) * 2000-03-03 2003-04-24 A M T Robotics S R L Procedimento per la realizzazione di tubi metallici e relativaapparecchiatura
DE10219155C1 (de) * 2002-04-29 2003-12-18 Welser Profile Ag Bergbaumetalldübel
WO2005068098A1 (ja) * 2004-01-16 2005-07-28 Sumitomo Metal Industries, Ltd. 継目無管の製造方法
EA020127B1 (ru) * 2009-05-06 2014-08-29 Лувата Эспоо Ой Способ изготовления охлаждающего элемента для пирометаллургического реактора и охлаждающий элемент

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US605027A (en) * 1898-05-31 Mechanism for- expanding or enlarging metallic tubes
US401143A (en) * 1889-04-09 flagler
DE628393C (de) * 1936-04-02 Friedrich Peters Walzwerk zum Aufweiten von Hohlkoerpern
US324118A (en) * 1885-08-11 Process of manufacturing tubing
US1712972A (en) * 1927-11-08 1929-05-14 Ralph C Stiefel Method of forming blanks for making seamless tubes
US1858920A (en) * 1928-03-23 1932-05-17 Nat Tube Co Method of making seamless tubes
US1973687A (en) * 1932-02-23 1934-09-11 Bolton C Moise Tube mill
US2025439A (en) * 1933-05-20 1935-12-24 Brownstein Benjamin Mandrel bar for continuous tube rolling mills
US2306771A (en) * 1940-08-27 1942-12-29 Nat Tube Co Method of making metallic tubes
DE1752078A1 (de) * 1968-03-30 1971-07-15 Mannesmann Ag Verfahren zum Herstellen nahtloser Stahlrohre grossen Durchmessers
DE1752116A1 (de) * 1968-04-05 1971-05-13 Mannesmann Ag Verfahren und Vorrichtung zum Herstellen nahtloser Stahlrohre
US3581384A (en) * 1967-06-28 1971-06-01 Mannesmann Ag Method of producing seamless metal tubes
DD68215A (de) * 1968-06-27 1969-08-05 Mannesmann Ag Verfahren und vorrichtung zur herstellung nahtloser rohre
BE754607A (fr) * 1969-08-18 1971-01-18 Mannesmann Ag Procede de fabrication de corps creux
US4091524A (en) * 1974-07-19 1978-05-30 Ali Bindernagel Process for producing pipe blooms
JPS57177812A (en) * 1981-04-24 1982-11-01 Kawasaki Steel Corp Manufacture of large sized seamless pipe and its device
JPS58199603A (ja) * 1982-05-18 1983-11-21 Nippon Steel Corp 連続的シ−ムレス管製造法
JPS5912362A (ja) * 1982-07-13 1984-01-23 Sumitomo Electric Ind Ltd 空間電界測定装置

Also Published As

Publication number Publication date
JPS6199503A (ja) 1986-05-17
EP0178477B1 (de) 1990-01-03
EP0178477A1 (de) 1986-04-23
DE3438395C1 (de) 1986-04-10
DE3575090D1 (de) 1990-02-08
ATE49143T1 (de) 1990-01-15
KR890003804B1 (ko) 1989-10-05
US4809423A (en) 1989-03-07

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