ES383918A1 - Method of fabricating seamless steel pipes - Google Patents

Method of fabricating seamless steel pipes

Info

Publication number
ES383918A1
ES383918A1 ES383918A ES383918A ES383918A1 ES 383918 A1 ES383918 A1 ES 383918A1 ES 383918 A ES383918 A ES 383918A ES 383918 A ES383918 A ES 383918A ES 383918 A1 ES383918 A1 ES 383918A1
Authority
ES
Spain
Prior art keywords
seamless steel
billets
steel pipes
blanks
fabricating seamless
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.)
Expired
Application number
ES383918A
Other languages
Spanish (es)
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.)
Cefilac SA
Original Assignee
Cefilac SA
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 Cefilac SA filed Critical Cefilac SA
Publication of ES383918A1 publication Critical patent/ES383918A1/en
Expired legal-status Critical Current

Links

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
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/085—Making tubes
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S29/00—Metal working
    • Y10S29/047—Extruding with other step
    • 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
    • Y10T29/49989—Followed by cutting or removing material

Landscapes

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

Abstract

A process for the manufacture of seamless steel tubing comprising continuous casting rectangular cross-section bars, cutting the bars into billets, heating the billets, upsetting and piercing the billets into hollow circular cross-sectioned blanks, hot extruding the blanks into seamless tubes and stretch reducing the seamless tubes where necessary.
ES383918A 1969-09-25 1970-09-23 Method of fabricating seamless steel pipes Expired ES383918A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6932680A FR2058777A5 (en) 1969-09-25 1969-09-25

Publications (1)

Publication Number Publication Date
ES383918A1 true ES383918A1 (en) 1973-03-01

Family

ID=9040588

Family Applications (1)

Application Number Title Priority Date Filing Date
ES383918A Expired ES383918A1 (en) 1969-09-25 1970-09-23 Method of fabricating seamless steel pipes

Country Status (12)

Country Link
US (1) US3698070A (en)
AT (1) AT308498B (en)
AU (1) AU2021370A (en)
CA (1) CA932293A (en)
DE (1) DE2044815B2 (en)
ES (1) ES383918A1 (en)
FR (1) FR2058777A5 (en)
GB (1) GB1318607A (en)
LU (1) LU61742A1 (en)
RO (1) RO56792A (en)
SE (1) SE380189B (en)
ZA (1) ZA706157B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4043023A (en) * 1975-05-13 1977-08-23 Lombard Daniel L Method for making seamless pipe
US4899712A (en) * 1983-06-21 1990-02-13 Gerard De Bruyn Fuel injection rail manufacturing means and process
US4991419A (en) * 1988-11-18 1991-02-12 Sumitomo Metal Industries, Ltd. Method of manufacturing seamless tube formed of titanium material
DE19520833C2 (en) * 1994-06-16 1998-06-04 Mannesmann Ag Process for the production of a seamless hot-worked pipe
JP2000117484A (en) * 1998-10-19 2000-04-25 Senko Kinzoku:Kk Seamless ring-shaped brazing material and manufacture thereof
KR20130087626A (en) * 2007-03-14 2013-08-06 니혼 하츠쵸 가부시키가이샤 Process for manufacturing seamless steel pipe
CN102371288A (en) * 2010-08-27 2012-03-14 北京有色金属研究总院 Preparation method of high-precision and high-strength titanium alloy seamless tube
CN113976658B (en) * 2021-10-22 2024-06-25 西部金属材料股份有限公司 Preparation method of ultra-large titanium alloy pipe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2083466A (en) * 1935-04-05 1937-06-08 Wellman Seaver Rolling Mill Co Manufacture of tubes
US2107510A (en) * 1936-05-23 1938-02-08 Chame D Skinner Method of manufacturing extruded articles
US2218458A (en) * 1939-10-07 1940-10-15 Nat Tube Co Making of seamless steel tubes
US3038250A (en) * 1958-07-07 1962-06-12 Coors Porcelain Co Method of continuously casting strips from molten metal and making slugs therefrom
FI45423C (en) * 1964-10-15 1972-06-12 Olsson Erik Allan Method of producing blanks or steel for rolling into rods, rods or wire by means of continuous casting.
US3581384A (en) * 1967-06-28 1971-06-01 Mannesmann Ag Method of producing seamless metal tubes
US3636605A (en) * 1967-10-24 1972-01-25 Trw Inc Method of making forged valves from cast slugs

Also Published As

Publication number Publication date
ZA706157B (en) 1971-06-30
DE2044815A1 (en) 1971-04-08
AU2021370A (en) 1972-03-23
US3698070A (en) 1972-10-17
SE380189B (en) 1975-11-03
CA932293A (en) 1973-08-21
GB1318607A (en) 1973-05-31
LU61742A1 (en) 1971-01-18
RO56792A (en) 1974-06-01
DE2044815B2 (en) 1973-04-26
AT308498B (en) 1973-07-10
FR2058777A5 (en) 1971-05-28

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