GB1266721A - - Google Patents

Info

Publication number
GB1266721A
GB1266721A GB1266721DA GB1266721A GB 1266721 A GB1266721 A GB 1266721A GB 1266721D A GB1266721D A GB 1266721DA GB 1266721 A GB1266721 A GB 1266721A
Authority
GB
United Kingdom
Prior art keywords
transformation
april
steel
interspersed
heading
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
Other languages
English (en)
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 filed Critical
Publication of GB1266721A publication Critical patent/GB1266721A/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
    • 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
    • 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
    • C21D1/02—Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
    • 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
    • C21D1/20—Isothermal quenching, e.g. bainitic hardening

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Reinforcement Elements For Buildings (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Steel (AREA)
GB1266721D 1968-04-09 1969-04-09 Expired GB1266721A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU55858 1968-04-09

Publications (1)

Publication Number Publication Date
GB1266721A true GB1266721A (de) 1972-03-15

Family

ID=19725564

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1266721D Expired GB1266721A (de) 1968-04-09 1969-04-09

Country Status (4)

Country Link
DE (1) DE1917778A1 (de)
GB (1) GB1266721A (de)
LU (1) LU55858A1 (de)
NL (1) NL6905308A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004104237A1 (en) * 2003-05-22 2004-12-02 Danieli & C. Officine Meccaniche S.P.A. Coil winding method for metal in bars

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4776085A (en) * 1985-11-08 1988-10-11 Honda Giken Kogyo Kabushiki Kaisha Apparatus for use in automobile assembling
DE4036627C2 (de) * 1990-11-16 1994-05-26 Kettner Verpackungsmaschf Vorrichtung zum Drehen von Transportgütern
DE4236362A1 (de) * 1992-10-28 1994-05-05 Kolbus Gmbh & Co Kg Ausfuhreinrichtung für Buchfadenheftmaschine
JPH06156721A (ja) * 1992-11-19 1994-06-03 Fuji Electric Co Ltd 板材の旋回装置
US5450940A (en) * 1994-05-03 1995-09-19 Kolbus Gmbh & Co. Kg Delivery system for book-sewing machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
NL6905308A (de) 1969-10-13
LU55858A1 (de) 1969-11-13
DE1917778A1 (de) 1970-01-15

Similar Documents

Publication Publication Date Title
GB1334349A (en) Processing of bar alloy steel
GB991753A (en) Improvements in or relating to a building structure foundation
JPS57126913A (en) Production of high-toughness high-strength wire or rod steel
GB1138098A (en) Stainless steel
CA1026597A (en) Hot-rolled high-strength low-alloy steel and process
GB1224730A (en) Improvements in or relating to hollow steel stanchions for steel structures
GB1243382A (en) Structural steel having martensite structure
GB1266721A (de)
GB1207643A (en) Improved steel products and their manufacture
GB1221584A (en) Stainless weldable martensitic steel
GB1425738A (en) High tensile steel
JPS5351121A (en) Production of medium or low carbn high tensile wire rod
GB1492720A (en) Steel bolt with high limit of elasticity
GB1188574A (en) Method of Toughening Steel by Rolling
FR1319962A (fr) Procédé pour la construction de bâtiments, avec éléments porteurs constitués par des câbles ou barres d'acier
GB982955A (en) The manufacture of articles or parts by cold-working steel
GB1495732A (en) High strength steels
JPS56158841A (en) Hot rolled wire rod of low-carbon killed steel ensuring long die life in cold forging
GB1193995A (en) Weldable Tough High-Tensile Steel Insensitive to Weld Cracking
GB660438A (en) Improvements relating to reinforced structural members
JPS52125409A (en) Chrome treated and direct quenched steel wire and its preparation
JPS52129611A (en) High tensile steel wire having excellent ductility and its production process
ROMANIV et al. Structural aspects of the fracture toughness of engineering steels
GB1325198A (en) Process of heat treating nickelbearing steel and steel stock produced thereby
GRIGORKIN Toughening austenitic manganese steel by heat and thermomechanical treatments(Heat and thermomechanical processes for hardening austenitic manganese steels)

Legal Events

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