ATA85184A - METHOD FOR INCREASING THE STRENGTH OF SINGLE-WALLED TUBULAR COMPONENTS, AND APPARATUS FOR CARRYING OUT THIS METHOD - Google Patents

METHOD FOR INCREASING THE STRENGTH OF SINGLE-WALLED TUBULAR COMPONENTS, AND APPARATUS FOR CARRYING OUT THIS METHOD

Info

Publication number
ATA85184A
ATA85184A AT85184A AT85184A ATA85184A AT A85184 A ATA85184 A AT A85184A AT 85184 A AT85184 A AT 85184A AT 85184 A AT85184 A AT 85184A AT A85184 A ATA85184 A AT A85184A
Authority
AT
Austria
Prior art keywords
strength
increasing
carrying
tubular components
walled tubular
Prior art date
Application number
AT85184A
Other languages
German (de)
Other versions
AT380417B (en
Inventor
Christof Rabofsky
Original Assignee
Voest Alpine 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
Application filed by Voest Alpine Ag filed Critical Voest Alpine Ag
Priority to AT0085184A priority Critical patent/AT380417B/en
Priority to DE19853507293 priority patent/DE3507293C2/en
Priority to GB08506584A priority patent/GB2155836B/en
Publication of ATA85184A publication Critical patent/ATA85184A/en
Application granted granted Critical
Publication of AT380417B publication Critical patent/AT380417B/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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D7/00—Modifying the physical properties of iron or steel by deformation
    • C21D7/02—Modifying the physical properties of iron or steel by deformation by cold working
    • C21D7/10—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars
    • C21D7/12—Modifying the physical properties of iron or steel by deformation by cold working of the whole cross-section, e.g. of concrete reinforcing bars by expanding tubular bodies
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Articles (AREA)
AT0085184A 1984-03-14 1984-03-14 METHOD FOR INCREASING THE STRENGTH OF SINGLE-WALLED TUBULAR COMPONENTS, AND APPARATUS FOR CARRYING OUT THIS METHOD AT380417B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT0085184A AT380417B (en) 1984-03-14 1984-03-14 METHOD FOR INCREASING THE STRENGTH OF SINGLE-WALLED TUBULAR COMPONENTS, AND APPARATUS FOR CARRYING OUT THIS METHOD
DE19853507293 DE3507293C2 (en) 1984-03-14 1985-03-01 Process for increasing the strength of single-walled tubular components, as well as device for carrying out this process
GB08506584A GB2155836B (en) 1984-03-14 1985-03-14 Increasing the strength of single-wall tubular components

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0085184A AT380417B (en) 1984-03-14 1984-03-14 METHOD FOR INCREASING THE STRENGTH OF SINGLE-WALLED TUBULAR COMPONENTS, AND APPARATUS FOR CARRYING OUT THIS METHOD

Publications (2)

Publication Number Publication Date
ATA85184A true ATA85184A (en) 1985-10-15
AT380417B AT380417B (en) 1986-05-26

Family

ID=3501250

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0085184A AT380417B (en) 1984-03-14 1984-03-14 METHOD FOR INCREASING THE STRENGTH OF SINGLE-WALLED TUBULAR COMPONENTS, AND APPARATUS FOR CARRYING OUT THIS METHOD

Country Status (3)

Country Link
AT (1) AT380417B (en)
DE (1) DE3507293C2 (en)
GB (1) GB2155836B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10260856A1 (en) * 2002-12-23 2004-07-01 Robert Bosch Gmbh Method for increasing the fatigue strength of a metallic component formed with at least one cavity under cyclic internal pressure loading

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931744A (en) * 1957-08-26 1960-04-05 United States Pipe Foundry Method of grain refining centrifugal castings
CA1139923A (en) * 1979-02-28 1983-01-25 Toshio Yoshida Method of producing multiple-wall composite pipes
JPS55122825A (en) * 1979-03-15 1980-09-20 Usui Internatl Ind Co Ltd High pressure fluid pipe and manufacture thereof
US4377894A (en) * 1980-03-21 1983-03-29 Kawasaki Jukogyo Kabushiki Kaisha Method of lining inner wall surfaces of hollow articles
SU998078A1 (en) * 1980-08-15 1983-02-23 Уральский Филиал Государственного Научно-Исследовательского Института Автомобильного Транспорта Method of heat connection of sleeve-shaft type parts
US4359811A (en) * 1980-08-20 1982-11-23 The Halcon Sd Group, Inc. Method of coating or lining metals
DE3048314A1 (en) * 1980-12-18 1982-07-22 Mannesmann AG, 4000 Düsseldorf Surface smoothing process for cold drawn tube - uses progressive local fusing combined with mechanical smoothing to produce hair crack free smooth surfaces
JPS57177924A (en) * 1981-04-28 1982-11-01 Mitsubishi Heavy Ind Ltd Improving method for residual stress on both surfaces

Also Published As

Publication number Publication date
GB8506584D0 (en) 1985-04-17
DE3507293A1 (en) 1985-09-26
GB2155836B (en) 1987-09-30
DE3507293C2 (en) 1987-04-09
GB2155836A (en) 1985-10-02
AT380417B (en) 1986-05-26

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
EIH Change in the person of patent owner
UEP Publication of translation of european patent specification
ELJ Ceased due to non-payment of the annual fee
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee