GB8506584D0 - Increasing strength of single-wall tubular components - Google Patents

Increasing strength of single-wall tubular components

Info

Publication number
GB8506584D0
GB8506584D0 GB858506584A GB8506584A GB8506584D0 GB 8506584 D0 GB8506584 D0 GB 8506584D0 GB 858506584 A GB858506584 A GB 858506584A GB 8506584 A GB8506584 A GB 8506584A GB 8506584 D0 GB8506584 D0 GB 8506584D0
Authority
GB
United Kingdom
Prior art keywords
increasing strength
tubular components
wall tubular
wall
components
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
GB858506584A
Other versions
GB2155836A (en
GB2155836B (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.)
Voestalpine AG
Original Assignee
Voestalpine 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 Voestalpine AG filed Critical Voestalpine AG
Publication of GB8506584D0 publication Critical patent/GB8506584D0/en
Publication of GB2155836A publication Critical patent/GB2155836A/en
Application granted granted Critical
Publication of GB2155836B publication Critical patent/GB2155836B/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
    • 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)
GB08506584A 1984-03-14 1985-03-14 Increasing the strength of single-wall tubular components Expired GB2155836B (en)

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 (3)

Publication Number Publication Date
GB8506584D0 true GB8506584D0 (en) 1985-04-17
GB2155836A GB2155836A (en) 1985-10-02
GB2155836B GB2155836B (en) 1987-09-30

Family

ID=3501250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08506584A Expired GB2155836B (en) 1984-03-14 1985-03-14 Increasing the strength of single-wall tubular components

Country Status (3)

Country Link
AT (1) AT380417B (en)
DE (1) DE3507293A1 (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
AT380417B (en) 1986-05-26
ATA85184A (en) 1985-10-15
DE3507293A1 (en) 1985-09-26
GB2155836A (en) 1985-10-02
DE3507293C2 (en) 1987-04-09
GB2155836B (en) 1987-09-30

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930314