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FI20115661A7 - Metod för att framställa ett stålrör och stålrör - Google Patents

Metod för att framställa ett stålrör och stålrör Download PDF

Info

Publication number
FI20115661A7
FI20115661A7 FI20115661A FI20115661A FI20115661A7 FI 20115661 A7 FI20115661 A7 FI 20115661A7 FI 20115661 A FI20115661 A FI 20115661A FI 20115661 A FI20115661 A FI 20115661A FI 20115661 A7 FI20115661 A7 FI 20115661A7
Authority
FI
Finland
Prior art keywords
steel tube
producing
steel
tube
Prior art date
Application number
FI20115661A
Other languages
English (en)
Finnish (fi)
Other versions
FI20115661L (sv
FI20115661A0 (sv
Inventor
Juha Rajala
Jussi Minkkinen
Pekka Ritakallio
Pasi Peura
Elina Damskägg
Original Assignee
Rautaruukki Oyj
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 Rautaruukki Oyj filed Critical Rautaruukki Oyj
Priority to FI20115661A priority Critical patent/FI20115661A7/sv
Publication of FI20115661A0 publication Critical patent/FI20115661A0/sv
Publication of FI20115661L publication Critical patent/FI20115661L/sv
Publication of FI20115661A7 publication Critical patent/FI20115661A7/sv

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
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of 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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
FI20115661A 2011-06-23 2011-06-23 Metod för att framställa ett stålrör och stålrör FI20115661A7 (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI20115661A FI20115661A7 (sv) 2011-06-23 2011-06-23 Metod för att framställa ett stålrör och stålrör

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20115661A FI20115661A7 (sv) 2011-06-23 2011-06-23 Metod för att framställa ett stålrör och stålrör

Publications (3)

Publication Number Publication Date
FI20115661A0 FI20115661A0 (sv) 2011-06-23
FI20115661L FI20115661L (sv) 2012-12-24
FI20115661A7 true FI20115661A7 (sv) 2012-12-24

Family

ID=44206869

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20115661A FI20115661A7 (sv) 2011-06-23 2011-06-23 Metod för att framställa ett stålrör och stålrör

Country Status (1)

Country Link
FI (1) FI20115661A7 (sv)

Also Published As

Publication number Publication date
FI20115661L (sv) 2012-12-24
FI20115661A0 (sv) 2011-06-23

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Legal Events

Date Code Title Description
FD Application lapsed