GB1471740A - Method of treating bar material - Google Patents

Method of treating bar material

Info

Publication number
GB1471740A
GB1471740A GB2441074A GB2441074A GB1471740A GB 1471740 A GB1471740 A GB 1471740A GB 2441074 A GB2441074 A GB 2441074A GB 2441074 A GB2441074 A GB 2441074A GB 1471740 A GB1471740 A GB 1471740A
Authority
GB
United Kingdom
Prior art keywords
cooling
rod
bainite
zone
june
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
GB2441074A
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.)
Hoogovens Ijmuiden BV
Original Assignee
Hoogovens Ijmuiden BV
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 Hoogovens Ijmuiden BV filed Critical Hoogovens Ijmuiden BV
Publication of GB1471740A publication Critical patent/GB1471740A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • C21D1/19—Hardening; Quenching with or without subsequent tempering by interrupted quenching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
    • B21B45/0203—Cooling
    • B21B45/0209—Cooling devices, e.g. using gaseous coolants
    • B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
    • B21B45/0224—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for wire, rods, rounds, bars
    • 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
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/08—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
    • B21B1/163—Rolling or cold-forming of concrete reinforcement bars or wire ; Rolls therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Metal Rolling (AREA)
GB2441074A 1973-06-04 1974-06-03 Method of treating bar material Expired GB1471740A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7307718,A NL170159C (nl) 1973-06-04 1973-06-04 Werkwijze voor het vervaardigen van lasbaar staafmateriaal uit laag koolstofstaal door gecontroleerde koeling.

Publications (1)

Publication Number Publication Date
GB1471740A true GB1471740A (en) 1977-04-27

Family

ID=19818993

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2441074A Expired GB1471740A (en) 1973-06-04 1974-06-03 Method of treating bar material

Country Status (9)

Country Link
BE (1) BE815881A (xx)
DE (1) DE2426920C2 (xx)
DK (1) DK138958B (xx)
FR (1) FR2231758B1 (xx)
GB (1) GB1471740A (xx)
LU (1) LU70230A1 (xx)
NL (1) NL170159C (xx)
NO (1) NO137451C (xx)
SE (1) SE421710B (xx)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2125822A (en) * 1982-08-18 1984-03-14 Skf Steel Eng Ab Rods resistant to hydrosulfuric acid
AU599158B2 (en) * 1986-09-19 1990-07-12 Aicher, Max Hot and cold rolled steel rod for reinforcement
GB2290800A (en) * 1994-06-27 1996-01-10 Neturen Co Ltd High strength high weldability steel bars and wires for pretressed concrete
GB2323387A (en) * 1997-03-22 1998-09-23 Ani Aurora Plc Rock bolts
WO2004104237A1 (en) * 2003-05-22 2004-12-02 Danieli & C. Officine Meccaniche S.P.A. Coil winding method for metal in bars
EP1857215A1 (de) 2006-04-03 2007-11-21 Köster & Co. GmbH Schweissbolzen
EP3050992A4 (en) * 2013-09-26 2017-10-11 Peking University Founder Group Co., Ltd Production process for non-quenched and tempered steel

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2558832C2 (de) * 1975-01-03 1989-08-10 Centre de Recherches Métallurgiques-Centrum voor Research in de Metallurgie, Bruxelles Vorrichtung für die Behandlung von Walzstahlerzeugnissen
BE824100A (fr) * 1975-01-03 1975-05-02 Installation pour le traitement des produits en acier lamines
DE2602656C2 (de) * 1975-01-29 1986-09-11 Centre de Recherches Métallurgiques - Centrum voor Research in de Metallurgie - Association sans but lucratif - Vereniging zonder winstoogmerk, Brüssel/Bruxelles Verfahren zur Herstellung von Walzstahl für Bewehrungszwecke
NL7610472A (nl) * 1975-09-30 1977-04-01 Arbed Werkwijze voor de behandeling van gewalst staal.
BE836409A (fr) * 1975-12-08 1976-04-01 Procede pour la fabrication de produits en acier lamines a structure compositif
ES470858A1 (es) * 1977-06-20 1979-10-01 British Steel Corp Ÿun procedimiento para producir redondo o varilla de acero laminado en calienteŸ
FR2405998A1 (fr) * 1977-10-14 1979-05-11 Centre Rech Metallurgique Perfectionnements aux procedes de traitement de profiles tubulaires en acier
DE2900271C2 (de) * 1979-01-05 1984-01-26 Stahlwerke Peine-Salzgitter Ag, 3150 Peine Schweißbarer Betonstahl und Verfahren zu seiner Herstellung
DE2967517D1 (en) * 1979-06-08 1985-10-31 Henrik Giflo Reinforcement steel with high mechanical strength
FR2525503B1 (xx) * 1982-04-22 1984-07-13 Ugine Aciers
FR2525709B1 (fr) * 1982-04-22 1986-04-04 Ugine Aciers Vis et boulons en acier a hautes caracteristiques mecaniques et procede d'elaboration de ces vis et boulons
AT389125B (de) * 1982-10-18 1989-10-25 Moos Stahl Ag Verfahren zur verguetung von walzprodukten, vorrichtung zur durchfuehrung des verfahrens und bewehrungsstab hergestellt nach dem verfahren
CH658074A5 (de) * 1982-10-18 1986-10-15 Moos Stahl Ag Verfahren zur verguetung von walzprodukten, vorrichtung zur durchfuehrung des verfahrens und bewehrungsstab hergestellt nach dem verfahren.
DE3927276A1 (de) * 1989-08-18 1991-02-21 Schloemann Siemag Ag Verfahren zum haerten von stahl mit hilfe fluessiger kuehlmedien
FR2684691B1 (fr) * 1991-12-04 1995-06-09 Unimetall Sa Procede de fabrication en continu d'un fil en acier en defilement notamment d'un fil pour le renforcement du beton.
IT1295566B1 (it) * 1997-06-05 1999-05-13 Danieli Off Mecc Procedimento di trattamento termico per laminati
DE102021205431A1 (de) * 2021-05-28 2022-12-01 Sms Group Gmbh Anlage und Verfahren zur Herstellung von stabförmigen Stählen
DE102021205429A1 (de) * 2021-05-28 2022-12-01 Sms Group Gmbh Anlage und Verfahren zur Herstellung von draht- und/oder stabförmigen Stählen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE927213C (de) * 1942-08-12 1955-05-02 Oberhuetten Vereinigte Obersch Aus Baustaehlen bestehende Gegenstaende
AT193914B (de) * 1954-06-02 1957-12-10 Oesterr Alpine Montan Stahl für Bewehrungszwecke im Bauwesen
BE790867A (fr) * 1972-10-31 1973-02-15 Centre Rech Metallurgique Procede pour ameliorer la qualite de produits lamines, tels quedes ronds ou des barres a beton, du fil machine, etc....

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2125822A (en) * 1982-08-18 1984-03-14 Skf Steel Eng Ab Rods resistant to hydrosulfuric acid
US4585062A (en) * 1982-08-18 1986-04-29 Skf Steel Engineering Ab Method of using rods resistant to hydrosulfuric acid
AU599158B2 (en) * 1986-09-19 1990-07-12 Aicher, Max Hot and cold rolled steel rod for reinforcement
GB2290800A (en) * 1994-06-27 1996-01-10 Neturen Co Ltd High strength high weldability steel bars and wires for pretressed concrete
GB2290800B (en) * 1994-06-27 1997-07-23 Neturen Co Ltd High strength,high weldability steel bars and wires for prestressed concrete
GB2323387A (en) * 1997-03-22 1998-09-23 Ani Aurora Plc Rock bolts
WO2004104237A1 (en) * 2003-05-22 2004-12-02 Danieli & C. Officine Meccaniche S.P.A. Coil winding method for metal in bars
US7367208B2 (en) 2003-05-22 2008-05-06 Danieli & C. Officine Meccaniche S.P.A. Coil winding method for metal in bars
EP1857215A1 (de) 2006-04-03 2007-11-21 Köster & Co. GmbH Schweissbolzen
EP3050992A4 (en) * 2013-09-26 2017-10-11 Peking University Founder Group Co., Ltd Production process for non-quenched and tempered steel

Also Published As

Publication number Publication date
NL7307718A (xx) 1974-12-06
SE7407267L (xx) 1974-12-05
DK138958B (da) 1978-11-20
LU70230A1 (xx) 1974-10-17
FR2231758B1 (xx) 1978-12-01
NO137451C (no) 1978-03-01
BE815881A (nl) 1974-12-04
DK138958C (xx) 1979-06-05
NO742011L (no) 1974-12-05
NO137451B (no) 1977-11-21
NL170159B (nl) 1982-05-03
FR2231758A1 (xx) 1974-12-27
DE2426920C2 (de) 1983-12-29
SE421710B (sv) 1982-01-25
NL170159C (nl) 1982-10-01
DE2426920A1 (de) 1974-12-19
DK295974A (xx) 1975-02-03

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19940602