IT1021759B - PROCEDURE FOR THE MANUFACTURING OF SEAMLESS METALLIC TUBES AND SPOSITIVE FOR ITS REALIZATION - Google Patents

PROCEDURE FOR THE MANUFACTURING OF SEAMLESS METALLIC TUBES AND SPOSITIVE FOR ITS REALIZATION

Info

Publication number
IT1021759B
IT1021759B IT5346874A IT5346874A IT1021759B IT 1021759 B IT1021759 B IT 1021759B IT 5346874 A IT5346874 A IT 5346874A IT 5346874 A IT5346874 A IT 5346874A IT 1021759 B IT1021759 B IT 1021759B
Authority
IT
Italy
Prior art keywords
spositive
realization
procedure
manufacturing
metallic tubes
Prior art date
Application number
IT5346874A
Other languages
Italian (it)
Original Assignee
Gutehoffnungshuette Ag
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 claimed from DE19732351316 external-priority patent/DE2351316A1/en
Priority claimed from DE19732352746 external-priority patent/DE2352746A1/en
Application filed by Gutehoffnungshuette Ag filed Critical Gutehoffnungshuette Ag
Application granted granted Critical
Publication of IT1021759B publication Critical patent/IT1021759B/en

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
    • 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
    • B21C37/30—Finishing tubes, e.g. sizing, burnishing
    • 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
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
    • B23D79/12—Machines or devices for peeling bars or tubes making use of cutting bits arranged around the workpiece, otherwise than by turning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Metal Extraction Processes (AREA)
  • Turning (AREA)
IT5346874A 1973-10-12 1974-10-10 PROCEDURE FOR THE MANUFACTURING OF SEAMLESS METALLIC TUBES AND SPOSITIVE FOR ITS REALIZATION IT1021759B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732351316 DE2351316A1 (en) 1973-10-12 1973-10-12 Cold drawing thin walled weldless tubes - produces accurately concentric bore involves internal mandrel and external die
DE19732352746 DE2352746A1 (en) 1973-10-20 1973-10-20 DEVICE FOR MANUFACTURING SEAMLESS METALLIC PIPES

Publications (1)

Publication Number Publication Date
IT1021759B true IT1021759B (en) 1978-02-20

Family

ID=25765937

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5346874A IT1021759B (en) 1973-10-12 1974-10-10 PROCEDURE FOR THE MANUFACTURING OF SEAMLESS METALLIC TUBES AND SPOSITIVE FOR ITS REALIZATION

Country Status (4)

Country Link
JP (1) JPS5087950A (en)
FI (1) FI296774A (en)
FR (1) FR2247298A1 (en)
IT (1) IT1021759B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0780091B2 (en) * 1985-06-19 1995-08-30 株式会社神戸製鋼所 Hollow billet scalping method and scalping device for metal extrusion

Also Published As

Publication number Publication date
FI296774A (en) 1975-04-13
FR2247298A1 (en) 1975-05-09
JPS5087950A (en) 1975-07-15

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