SI3112496T1 - Notranja površina aluminijaste livarske jeklene lupine navitka, ki je odporna na luščenje in korozijo - Google Patents

Notranja površina aluminijaste livarske jeklene lupine navitka, ki je odporna na luščenje in korozijo Download PDF

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Publication number
SI3112496T1
SI3112496T1 SI201630038T SI201630038T SI3112496T1 SI 3112496 T1 SI3112496 T1 SI 3112496T1 SI 201630038 T SI201630038 T SI 201630038T SI 201630038 T SI201630038 T SI 201630038T SI 3112496 T1 SI3112496 T1 SI 3112496T1
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Slovenia
Prior art keywords
shell
steel
inner diameter
nitriding
nitrided
Prior art date
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SI201630038T
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English (en)
Inventor
James N. Cordea
Dennis M. Smith
Anthony Vinter
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Schultz Steel Company
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Publication date
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Publication of SI3112496T1 publication Critical patent/SI3112496T1/sl

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    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/04—Treatment of selected surface areas, e.g. using masks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/06—Continuous casting of metals, i.e. casting in indefinite lengths into moulds with travelling walls, e.g. with rolls, plates, belts, caterpillars
    • B22D11/0637—Accessories therefor
    • B22D11/0648—Casting surfaces
    • B22D11/0651—Casting wheels
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/02—Pretreatment of the material to be coated
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/24—Nitriding
    • C23C8/26—Nitriding of ferrous surfaces
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/36—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases using ionised gases, e.g. ionitriding
    • C23C8/38—Treatment of ferrous surfaces
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/40—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions
    • C23C8/42—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using liquids, e.g. salt baths, liquid suspensions only one element being applied
    • C23C8/48—Nitriding
    • C23C8/50—Nitriding of ferrous surfaces
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Rolls And Other Rotary Bodies (AREA)

Claims (19)

  1. NOTRANJA POVRŠINA ALUMINIJASTE LIVARSKE JEKLENE LUPINE NAVITKA, KI JE ODPORNA NA LUŠČENJE IN KOROZIJO PATENTNI ZAHTEVKI
    1. Aparat za tračno litje, ki vsebuje: cilindrično jedro navitka; in lupino navitka, ki ima površino zunanjega premera in nitridirano površino notranjega premera.
  2. 2. Aparat po zahtevku 1, cilindrično jedro navitka nadalje vsebuje jeklo.
  3. 3. Aparat po zahtevku 2, cilindrično jedro navitka nadalje vsebuje prevleko SS420.
  4. 4. Aparat po zahtevku 1, lupina navitka nadalje vsebuje jeklo.
  5. 5. Aparat po zahtevku 4, lupina navitka nadalje vsebuje enega izmed HS-521, T-244 in HSC-621.
  6. 6. Aparat po zahtevku 1, pri čemer ima nitridirana površina notranjega premera lupine navitka trdoto, ki je večja od trdote jedra.
  7. 7. Aparat po zahtevku 1, pri čemer ima nitridirana površina notranjega premera lupine navitka trdoto 60-68 Rc.
  8. 8. Aparat po zahtevku 1, pri čemer nitridirana površina notranjega premera lupine navitka vsebuje uniformni molekularni vezani površinski sloj.
  9. 9. Aparat po zahtevku 1, pri čemer nitridirana površina notranjega premera lupine navitka vsebuje dušikove atome v raztopini in v obliki spojine, razpršene skozi debelino, ki je vsaj 0,004 inče.
  10. 10. Aparat po zahtevku 1, nitridirana površina notranjega premera lupine navitka nadalje vsebuje supernasičeno trdno raztopino železa in dušika.
  11. 11. Aparat po zahtevku 1, pri čemer površina zunanjega premera lupine navitka ni nitridirana.
  12. 12. Metoda za proizvodnjo aparata za livarski navitek, ki vsebuje: priskrbimo jekleno lupino navitka, ki ima površino notranjega premera; nitridiramo površino notranjega premera jeklene lupine navitka; montiramo nitridirano jekleno lupino navitka na jekleno jedro navitka; in s krčenjem prilagodimo nitridirano jekleno lupino navitka na jedro navitka.
  13. 13. Metoda po zahtevku 12, pri čemer nitridiranje površine notranjega premera jeklene lupine navitka vsebuje vsaj enega od sledečih postopkov: ionsko nitridiranje, plinsko nitridiranje in nitridiranje s solno kopeljo.
  14. 14. Metoda po zahtevku 12, pri čemer nitridiranje površine notranjega premera jeklene lupine navitka vsebuje ionsko nitridiranje.
  15. 15. Metoda po zahtevku 12, pri čemer se nitridiranje površine notranjega premera jeklene lupine navitka izvaja dokler površina notranjega premera jeklene lupine ne vključuje supernasičene trdne raztopine železa in dušika.
  16. 16. Metoda nitridiranja površine notranjega premera lupine navitka, ki vsebuje sledeče korake: priskrbimo jekleno lupino navitka; očistimo površino jeklene lupine navitka; segrejemo jekleno lupino navitka na prvo temperaturo; izpostavimo površino jeklene lupine navitka mešanici dušika in vodika; segrejemo jekleno lupino navitka na drugo temperaturo, ki je višja kot prva temperatura; in apliciramo tok, da ustvarimo dušikovo plazmo.
  17. 17. Metoda po zahtevku 16, pri čemer je prva temperatura 425°C in druga temperatura 455°C.
  18. 18. Metoda po zahtevku 16, pri čemer je tok 15 KW.
  19. 19. Metoda po zahtevku 16, ki nadalje vsebuje vzdrževanje dušikove plazme vsaj 10 ur.
SI201630038T 2015-07-02 2016-06-27 Notranja površina aluminijaste livarske jeklene lupine navitka, ki je odporna na luščenje in korozijo SI3112496T1 (sl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/791,150 US9896757B2 (en) 2015-07-02 2015-07-02 Galling and corrosion resistant inner diameter surface in aluminum caster roll shell steels
EP16176484.0A EP3112496B1 (en) 2015-07-02 2016-06-27 Galling and corrosion resistant internal surface of a aluminum caster steel roll shell

Publications (1)

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SI3112496T1 true SI3112496T1 (sl) 2018-05-31

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US (1) US9896757B2 (sl)
EP (1) EP3112496B1 (sl)
SI (1) SI3112496T1 (sl)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10243261B2 (en) * 2016-03-07 2019-03-26 Plum Laboratories, LLC Data communications case having an internal antenna array
US11317280B2 (en) 2019-07-24 2022-04-26 Bank Of America Corporation Real-time authentication using a mobile device on a high generation cellular network

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022204A (en) 1961-03-20 1962-02-20 Kolene Corp Process for nitriding metals
US4409027A (en) 1982-06-28 1983-10-11 Armco Inc. Alloy steel for roll caster shell
GB2173513B (en) 1985-02-25 1989-06-14 Lucas Ind Plc Making of steel component
IT8783650A0 (it) 1987-08-20 1987-08-20 Renato Della Torre Procedimento e mezzi di produzione di cilindri, metallici, inchiostratori, particolarmente per la stampa flessografica, retinati di precisione, con strato superficiale, inciso, fortemente indurito, atti a semplificarne l'allestimento e migliorarne le caratteristiche di funzione e durata e cilindri ottenuti con tali procedimenti e mezzi
US5265332A (en) 1992-12-08 1993-11-30 Norandal Usa, Inc. Caster shell surface coating method
US5599497A (en) 1995-07-26 1997-02-04 National-Oilwell, L.P. Alloy steel roll caster shell
JP3379041B2 (ja) 1997-03-27 2003-02-17 大洋製鋼株式会社 メッキ浴中機材及び製造法
AT411337B (de) 2002-01-11 2003-12-29 Voest Alpine Ind Anlagen Giesswalze für das stranggiessen von dünnen metallischen bändern
US8105692B2 (en) 2003-02-07 2012-01-31 Diamond Innovations Inc. Process equipment wear surfaces of extended resistance and methods for their manufacture
US8303892B2 (en) 2008-10-22 2012-11-06 Shultz Steel Company Composition and method of forming high productivity, continuous casting roll shell alloy

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US20170002453A1 (en) 2017-01-05
EP3112496B1 (en) 2018-01-17
EP3112496A1 (en) 2017-01-04
US9896757B2 (en) 2018-02-20

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