GB1275015A - Improvement in the extrusion of seamless tubing - Google Patents

Improvement in the extrusion of seamless tubing

Info

Publication number
GB1275015A
GB1275015A GB52758/70A GB5275870A GB1275015A GB 1275015 A GB1275015 A GB 1275015A GB 52758/70 A GB52758/70 A GB 52758/70A GB 5275870 A GB5275870 A GB 5275870A GB 1275015 A GB1275015 A GB 1275015A
Authority
GB
United Kingdom
Prior art keywords
mandrel
bore
diameter
extrusion
billet
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
GB52758/70A
Other languages
English (en)
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 GB1275015A publication Critical patent/GB1275015A/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, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS 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, rods or tubes
    • B21C23/085—Making tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/007—Hydrostatic extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Of Metal (AREA)
  • Forging (AREA)
GB52758/70A 1969-11-05 1970-11-05 Improvement in the extrusion of seamless tubing Expired GB1275015A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6937995A FR2067486A5 (https=) 1969-11-05 1969-11-05

Publications (1)

Publication Number Publication Date
GB1275015A true GB1275015A (en) 1972-05-24

Family

ID=9042632

Family Applications (1)

Application Number Title Priority Date Filing Date
GB52758/70A Expired GB1275015A (en) 1969-11-05 1970-11-05 Improvement in the extrusion of seamless tubing

Country Status (10)

Country Link
US (1) US3724254A (https=)
JP (1) JPS5017186B1 (https=)
AT (1) AT307200B (https=)
CA (1) CA923848A (https=)
DE (1) DE2054157A1 (https=)
ES (1) ES385088A1 (https=)
FR (1) FR2067486A5 (https=)
GB (1) GB1275015A (https=)
LU (1) LU61979A1 (https=)
ZA (1) ZA707046B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170297070A1 (en) * 2013-08-07 2017-10-19 Azz Wsi Llc Flat bar and method of making same

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3012757A1 (de) * 1980-04-02 1981-10-15 Aluminium-Walzwerke Singen Gmbh, 7700 Singen Strangpresse sowie verfahren zum herstellen von profilen aus metallbolzen
NL1008309C2 (nl) * 1997-05-29 1998-12-01 Terlet Nv Schrapende warmtewisselaar.
ES2610210T3 (es) * 2011-04-15 2017-04-26 Watson Investor Communications, Llc Sistema y método de dispensación de una cantidad medida de un material suelto
CN110951947A (zh) * 2019-11-12 2020-04-03 江阴康瑞成型技术科技有限公司 易打孔、易切削用不锈钢棒及其生产工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2063562A (en) * 1934-04-12 1936-12-08 Sparks Processes Inc Manufacture of extruded metal shapes by hot hydraulic extrusion
FR1380420A (fr) * 1962-05-22 1964-12-04 Cefilac Procédé de filage à chaud de profils creux
US3205692A (en) * 1963-11-06 1965-09-14 Reynolds Metals Co Method of producing hollow extruded products
US3263468A (en) * 1965-04-21 1966-08-02 Anaconda American Brass Co Method and apparatus for extrusion of tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170297070A1 (en) * 2013-08-07 2017-10-19 Azz Wsi Llc Flat bar and method of making same

Also Published As

Publication number Publication date
ES385088A1 (es) 1973-03-16
DE2054157A1 (de) 1971-05-13
ZA707046B (en) 1971-08-25
JPS5017186B1 (https=) 1975-06-19
AT307200B (de) 1973-05-10
US3724254A (en) 1973-04-03
FR2067486A5 (https=) 1971-08-20
CA923848A (en) 1973-04-03
LU61979A1 (https=) 1971-05-10

Similar Documents

Publication Publication Date Title
GB1124540A (en) Metal clad plastics piping
GB1275015A (en) Improvement in the extrusion of seamless tubing
GB954126A (en) Improvements in or relating to extrusion presses
US2778494A (en) Extrusion apparatus for thin-walled hollow tubing
ES455809A1 (es) Perfeccionamientos introducidos en una pieza agujereada con seccion transversal en forma de corona y diametro interior escalonado para la fabricacion de tubos sin costura.
US3243984A (en) Extrusion press for hollow extrusions
GB1378242A (en) Process for the production of thin walled tube from ductile metal
GB1213432A (en) Pressing process for the production of metal articles
US3296848A (en) Method and apparatus for extruding tubular members from solid billets or the like
GB1337195A (en) Method of tube drawing and die arrangement for application of this method
US3580038A (en) Extrusion mandrel and method
US3451240A (en) Methods of shaping metals under high hydrostatic pressure
GB1377046A (en) Process for forming a flared end tubular metal part
GB1253819A (en) Metal extrusion press
GB1124608A (en) Improvements in or relating to tubes for hydraulic and pneumatic cylinders
GB1373674A (en) Method of manufacturing and press for the hydrostatic extrusion of tubing
GB1365510A (en) Manufacture of metal tubes
GB635928A (en) Improvements in or relating to methods of making tubular wrought metal fixtures
GB1485328A (en) Piercing an extrusion billet
GB1074958A (en) Process and mill for rolling hollow bodies
GB1182927A (en) Method of Producing Webbed Steel Pipes.
GB1146909A (en) Improvements in and relating to method and apparatus for extruding continuous metal members
GB904275A (en) Improvements in hydraulic presses for extruding metal rods or tubes
JPS57193223A (en) Manufacture of blank material for nut made of aluminum alloy
GB1453379A (en) Method of hydrostatically extruding tubes and billet0sleeve combinations for use in the method

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees