GB2089250A - Method of making brass pipes - Google Patents

Method of making brass pipes

Info

Publication number
GB2089250A
GB2089250A GB8202434A GB8202434A GB2089250A GB 2089250 A GB2089250 A GB 2089250A GB 8202434 A GB8202434 A GB 8202434A GB 8202434 A GB8202434 A GB 8202434A GB 2089250 A GB2089250 A GB 2089250A
Authority
GB
United Kingdom
Prior art keywords
brass pipes
making brass
making
pipes
subjecting
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.)
Granted
Application number
GB8202434A
Other versions
GB2089250B (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.)
GNI P I KONSTR
Original Assignee
GNI P I KONSTR
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 GNI P I KONSTR filed Critical GNI P I KONSTR
Publication of GB2089250A publication Critical patent/GB2089250A/en
Application granted granted Critical
Publication of GB2089250B publication Critical patent/GB2089250B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
    • 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
    • B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Metal Extraction Processes (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Heat Treatment Of Nonferrous Metals Or Alloys (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

A method of making brass pipes consists in subjecting a pipe workpiece to a cold pressure shaping up to a deformation degree of 75 to 90 per cent with subsequent annealing at a temperature of 400 to 480`C in a shielding gas atmosphere.
GB8202434A 1980-05-30 1980-05-30 Method of making brass pipes Expired GB2089250B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1980/000093 WO1981003440A1 (en) 1980-05-30 1980-05-30 Method of making brass pipes

Publications (2)

Publication Number Publication Date
GB2089250A true GB2089250A (en) 1982-06-23
GB2089250B GB2089250B (en) 1984-02-22

Family

ID=21616620

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8202434A Expired GB2089250B (en) 1980-05-30 1980-05-30 Method of making brass pipes

Country Status (4)

Country Link
JP (1) JPS6329611B2 (en)
DE (1) DE3050428C2 (en)
GB (1) GB2089250B (en)
WO (1) WO1981003440A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0648855A1 (en) * 1993-09-17 1995-04-19 MANNESMANN Aktiengesellschaft Production method for seamless pipes of non-ferrous metals, in particular copper and copper alloys

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11189856A (en) * 1997-10-24 1999-07-13 Toto Ltd Brass material, brass pipe material and its production
CN103071977A (en) * 2013-01-06 2013-05-01 金龙精密铜管集团股份有限公司 Production method of large-coil-weight white copper alloy coil pipe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE266398C (en) *
DE878504C (en) * 1944-04-22 1953-06-05 Deutsche Edelstahlwerke Ag Method and arrangement for the heat treatment of metal parts, in particular steel and iron parts
DE2131874C3 (en) * 1971-06-26 1984-07-19 Benteler-Werke Ag, 4794 Schloss Neuhaus Device for reducing pipe strings
AT332133B (en) * 1972-07-03 1976-09-10 Ebner Ind Ofenbau PROCESS FOR RECRISTALLIZATION ANNEALING OF BRASS SEMI-PRODUCTS
FR2277156A1 (en) * 1974-07-02 1976-01-30 Olin Corp Copper alloy treatment - to improve creep strength and stress degradation resistance, by cold-working, deformation, heating and cooling
DE2501215A1 (en) * 1975-01-10 1976-07-22 Unna Messing Leichtmetall USE OF CONTINUOUSLY CASTED HOLLOW BLOCKS MADE OF HOT FORMABLE ALLOYS
US3941619A (en) * 1975-05-12 1976-03-02 Olin Corporation Process for improving the elongation of grain refined copper base alloys containing zinc and aluminum
DE2606809A1 (en) * 1976-02-20 1977-09-01 Kabel Metallwerke Ghh METHOD AND DEVICE FOR PULLING PIPES

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0648855A1 (en) * 1993-09-17 1995-04-19 MANNESMANN Aktiengesellschaft Production method for seamless pipes of non-ferrous metals, in particular copper and copper alloys

Also Published As

Publication number Publication date
JPS6329611B2 (en) 1988-06-14
GB2089250B (en) 1984-02-22
DE3050428C2 (en) 1986-05-15
DE3050428T1 (en) 1982-07-15
JPS57500725A (en) 1982-04-30
WO1981003440A1 (en) 1981-12-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee