IT1064137B - Dispositivo e procedimento per l indurimento e zincatura a caldo di prodotti di ferro o acciaio - Google Patents

Dispositivo e procedimento per l indurimento e zincatura a caldo di prodotti di ferro o acciaio

Info

Publication number
IT1064137B
IT1064137B IT50266/76A IT5026676A IT1064137B IT 1064137 B IT1064137 B IT 1064137B IT 50266/76 A IT50266/76 A IT 50266/76A IT 5026676 A IT5026676 A IT 5026676A IT 1064137 B IT1064137 B IT 1064137B
Authority
IT
Italy
Prior art keywords
galvanizing
iron
procedure
steel products
hot hardening
Prior art date
Application number
IT50266/76A
Other languages
English (en)
Original Assignee
Talikka Raimo
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 Talikka Raimo filed Critical Talikka Raimo
Application granted granted Critical
Publication of IT1064137B publication Critical patent/IT1064137B/it

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
    • C21D1/34—Methods of heating
    • C21D1/44—Methods of heating in heat-treatment baths
    • C21D1/48—Metal baths
    • 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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/022—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating
    • C23C2/0224—Two or more thermal pretreatments
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
    • C23C2/024—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by cleaning or etching

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Coating With Molten Metal (AREA)
  • Heat Treatments In General, Especially Conveying And Cooling (AREA)
IT50266/76A 1975-07-03 1976-07-02 Dispositivo e procedimento per l indurimento e zincatura a caldo di prodotti di ferro o acciaio IT1064137B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI751952A FI51715C (fi) 1975-07-03 1975-07-03 Menetelmä ja laitteisto rauta- ja teräsvalmisteiden karkaisemisksi ja kuumasinkitsemiseksi samanaikaisesti.

Publications (1)

Publication Number Publication Date
IT1064137B true IT1064137B (it) 1985-02-18

Family

ID=8509309

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50266/76A IT1064137B (it) 1975-07-03 1976-07-02 Dispositivo e procedimento per l indurimento e zincatura a caldo di prodotti di ferro o acciaio

Country Status (11)

Country Link
US (1) US4170495A (it)
JP (1) JPS527826A (it)
BE (1) BE843680A (it)
DE (1) DE2629109C2 (it)
FI (1) FI51715C (it)
FR (1) FR2316352A1 (it)
GB (1) GB1550201A (it)
IT (1) IT1064137B (it)
NL (1) NL7607296A (it)
NO (1) NO137788C (it)
SE (1) SE422084B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461009A1 (en) * 1979-07-11 1981-01-30 Trefilunion Heat treatment of steel wire - where wire is quenched in liq. contg. oil, and is pref. tempered while being galvanised in molten zinc bath
FR2477577A1 (fr) * 1980-03-10 1981-09-11 Ballin Evelyne Procede de galvanisation et installation pour la mise en oeuvre du procede
US4361448A (en) * 1981-05-27 1982-11-30 Ra-Shipping Ltd. Oy Method for producing dual-phase and zinc-aluminum coated steels from plain low carbon steels
FR2531105A1 (fr) * 1982-07-27 1984-02-03 Inst Mash Im Procede de traitement thermochimique de pieces en aciers et alliages et pieces traitees conformement audit procede
DE8313473U1 (de) * 1983-05-06 1986-10-02 Wilhelm Ruf Kg, 8000 Muenchen Tastenfeld
US5328531A (en) * 1989-07-07 1994-07-12 Jacques Gautier Process for the manufacture of components in treated steel
DE4016172C1 (it) * 1990-05-19 1991-03-28 Werner 5900 Siegen De Ackermann
DE10300371B3 (de) * 2003-01-06 2004-04-08 Benteler Automobiltechnik Gmbh Verfahren zur Herstellung eines Formbauteils aus härtbarem Stahl mit mindestens zwei Gefügebereichen unterschiedlicher Duktilität
DE102007029255A1 (de) * 2007-06-15 2008-12-18 Würth, Adolf Schraube und ihre Verwendung
CN106811783A (zh) * 2017-02-28 2017-06-09 北京汽车股份有限公司 镀锌钢板的加工方法、淬火镀锌装置及加工系统
CN114703439B (zh) * 2022-04-12 2023-11-21 嘉兴康柏特表面科技股份有限公司 高密封性锥头传动螺杆表面镀锌装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2141597A (en) * 1934-04-28 1938-12-27 Ibm Decimal point control for accounting machines
US2110893A (en) * 1935-07-16 1938-03-15 American Rolling Mill Co Process for coating metallic objects with layers of other metals
US2197622A (en) * 1937-04-22 1940-04-16 American Rolling Mill Co Process for galvanizing sheet metal
US2396730A (en) * 1941-10-24 1946-03-19 Al Fin Corp Coating metal
US2656285A (en) * 1948-06-03 1953-10-20 Armco Steel Corp Production of coated soft iron and steel sheets
US2797177A (en) * 1953-01-14 1957-06-25 John D Keller Method of and apparatus for annealing strip steel
US3053704A (en) * 1953-11-27 1962-09-11 Exxon Research Engineering Co Heat treating metals
US2797173A (en) * 1954-05-06 1957-06-25 John D Keller Method of and apparatus for annealing and coating steel sheets
US2857300A (en) * 1957-03-22 1958-10-21 American Mollerizing Corp Process for coating and hardening steel
FR1174159A (fr) * 1957-04-10 1959-03-06 Procédé pour recuire et galvaniser du feuillard d'acier ou des matériaux analogues
GB961878A (en) * 1962-01-22 1964-06-24 Ass Elect Ind Improvements relating to the continuous processing of ferrous metal
AT259324B (de) * 1965-03-25 1968-01-10 Ruthner Ind Planungs Ag Verfahren zur Wärmebehandlung von Flußstahlbändern vor dem Tauchverzinken
US3337376A (en) * 1966-12-27 1967-08-22 United States Steel Corp Method of hardening hypereutectoid steels
CA1007356A (en) * 1972-05-16 1977-03-22 David R. Shuey Facsimile communication system
US3922181A (en) * 1972-05-18 1975-11-25 Torrington Co Thermal treatment of steel
SE7413778L (it) * 1974-02-19 1975-08-20 Signode Corp
US4056657A (en) * 1975-07-16 1977-11-01 Inland Steel Company Zinc-aluminum eutectic alloy coated ferrous strip
US4056366A (en) * 1975-12-24 1977-11-01 Inland Steel Company Zinc-aluminum alloy coating and method of hot-dip coating
US4029478A (en) * 1976-01-05 1977-06-14 Inland Steel Company Zn-Al hot-dip coated ferrous sheet

Also Published As

Publication number Publication date
FI51715C (fi) 1977-03-10
NO762319L (it) 1977-01-04
BE843680A (fr) 1976-11-03
NL7607296A (nl) 1977-01-05
DE2629109C2 (de) 1983-02-03
FI51715B (it) 1976-11-30
SE422084B (sv) 1982-02-15
JPS572270B2 (it) 1982-01-14
DE2629109A1 (de) 1977-01-27
FR2316352A1 (fr) 1977-01-28
GB1550201A (en) 1979-08-08
US4170495A (en) 1979-10-09
NO137788C (no) 1978-04-26
NO137788B (no) 1978-01-16
SE7607430L (sv) 1977-01-04
FR2316352B1 (it) 1980-05-23
JPS527826A (en) 1977-01-21

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