ES2069963T3 - Metodo para el recubrimiento por inmersion en caliente de acero que contiene cromo. - Google Patents
Metodo para el recubrimiento por inmersion en caliente de acero que contiene cromo.Info
- Publication number
- ES2069963T3 ES2069963T3 ES92202176T ES92202176T ES2069963T3 ES 2069963 T3 ES2069963 T3 ES 2069963T3 ES 92202176 T ES92202176 T ES 92202176T ES 92202176 T ES92202176 T ES 92202176T ES 2069963 T3 ES2069963 T3 ES 2069963T3
- Authority
- ES
- Spain
- Prior art keywords
- sheet
- chrome
- aluminum
- dip coating
- bathroom
- 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 - Lifetime
Links
- 229910000838 Al alloy Inorganic materials 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 2
- 229910052782 aluminium Inorganic materials 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000002203 pretreatment Methods 0.000 abstract 1
- 239000012266 salt solution Substances 0.000 abstract 1
Classifications
-
- 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
-
- 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
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/12—Aluminium or alloys based thereon
-
- 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
- C23C2/0035—Means for continuously moving substrate through, into or out of the bath
-
- 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
- C23C2/003—Apparatus
- C23C2/0038—Apparatus characterised by the pre-treatment chambers located immediately upstream of the bath or occurring locally before the dipping process
- C23C2/004—Snouts
-
- 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
- C23C2/0222—Pretreatment of the material to be coated, e.g. for coating on selected surface areas by heating in a reactive atmosphere, e.g. oxidising or reducing atmosphere
-
- 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
Abstract
UN METODO DE PRE-TRATAMIENTO Y REVESTIMIENTO EN CALIENTE DE ALUMINIO O ALEACIONES DE ALUMINIO EN UNA LAMINA DE ACERO QUE CONTIENE CROMO PARA SUMINISTRAR UN REVESTIMIENTO MEJORADO QUE COMPRENDE RECOCER UNA LAMINA DE ACERO DE MEDIDA FINAL EN UN AMBIENTE CON EXCESO DE OXIGENO PARA PRODUCIR UN OXIDO RICO EN CROMO EN LA SUPERFICIE; TRAS LO CUAL SE DESCASCARILLA ELECTROLITICAMENTE LA LAMINA EN UNA SOLUCION SALADA ACUOSA PARA SUPRIMIR EL OXIDO Y PARA EXPONER UNA SUPERFICIE EMPOBRECIDA DE CROMO DE LA LAMINA. A CONTINUACION, SE TRANSPORTA LA LAMINA A UNA LINEA DE REVESTIMIENTO DONDE SE CALIENTA A UNA TEMPERATURA IGUAL O SUPERIOR A LA TEMPERATURA DE UN BAÑO DE ALUMINIO O ALEACION DE ALUMINIO. SE MANTIENE UN AMBIENTE SUBSTANCIALMENTE DE HIDROGENO SOBRE EL BAÑO MIENTRAS SE MANTIENE LA TEMPERATURA DE SATURACION POR DEBAJO DE MENOS 35 (GRADOS) C. DESPUES LA LAMINA SE LAMINA A TRAVES DEL BAÑO PARA CUBRIR LA LAMINA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/730,549 US5175026A (en) | 1991-07-16 | 1991-07-16 | Method for hot-dip coating chromium-bearing steel |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2069963T3 true ES2069963T3 (es) | 1995-05-16 |
Family
ID=24935807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES92202176T Expired - Lifetime ES2069963T3 (es) | 1991-07-16 | 1992-07-15 | Metodo para el recubrimiento por inmersion en caliente de acero que contiene cromo. |
Country Status (10)
Country | Link |
---|---|
US (1) | US5175026A (es) |
EP (1) | EP0523809B1 (es) |
JP (1) | JP2768871B2 (es) |
KR (1) | KR950000903B1 (es) |
AT (1) | ATE119947T1 (es) |
BR (1) | BR9202693A (es) |
CA (1) | CA2073258C (es) |
DE (1) | DE69201689T2 (es) |
ES (1) | ES2069963T3 (es) |
MX (1) | MX9204158A (es) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5314758A (en) * | 1992-03-27 | 1994-05-24 | The Louis Berkman Company | Hot dip terne coated roofing material |
US5397652A (en) * | 1992-03-27 | 1995-03-14 | The Louis Berkman Company | Corrosion resistant, colored stainless steel and method of making same |
US6861159B2 (en) | 1992-03-27 | 2005-03-01 | The Louis Berkman Company | Corrosion-resistant coated copper and method for making the same |
US5491036A (en) * | 1992-03-27 | 1996-02-13 | The Louis Berkman Company | Coated strip |
US6794060B2 (en) | 1992-03-27 | 2004-09-21 | The Louis Berkman Company | Corrosion-resistant coated metal and method for making the same |
US6080497A (en) * | 1992-03-27 | 2000-06-27 | The Louis Berkman Company | Corrosion-resistant coated copper metal and method for making the same |
US5597656A (en) * | 1993-04-05 | 1997-01-28 | The Louis Berkman Company | Coated metal strip |
US6652990B2 (en) | 1992-03-27 | 2003-11-25 | The Louis Berkman Company | Corrosion-resistant coated metal and method for making the same |
DE69407937T2 (de) * | 1993-06-25 | 1998-05-28 | Kawasaki Steel Co | Verfahren zum feuerverzinken von hochfestem stahlblech mit weniger unbeschichteten stellen |
US5447754A (en) * | 1994-04-19 | 1995-09-05 | Armco Inc. | Aluminized steel alloys containing chromium and method for producing same |
AU780763B2 (en) | 2000-09-12 | 2005-04-14 | Kawasaki Steel Corporation | High tensile strength hot dip plated steel sheet and method for production thereof |
JP4264373B2 (ja) * | 2004-03-25 | 2009-05-13 | 新日本製鐵株式会社 | めっき欠陥の少ない溶融Al系めっき鋼板の製造方法 |
CN102260842B (zh) * | 2004-12-21 | 2013-12-25 | 株式会社神户制钢所 | 熔融镀锌方法及熔融镀锌设备 |
US8037928B2 (en) * | 2005-12-21 | 2011-10-18 | Exxonmobil Research & Engineering Company | Chromium-enriched oxide containing material and preoxidation method of making the same to mitigate corrosion and fouling associated with heat transfer components |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE892218A (fr) * | 1982-02-19 | 1982-08-19 | Centre Rech Metallurgique | Procede de galvanisation en continu de bandes d'acier |
US4415415A (en) * | 1982-11-24 | 1983-11-15 | Allegheny Ludlum Steel Corporation | Method of controlling oxide scale formation and descaling thereof from metal articles |
US4666794A (en) * | 1983-07-07 | 1987-05-19 | Inland Steel Company | Diffusion treated hot-dip aluminum coated steel |
US4675214A (en) * | 1986-05-20 | 1987-06-23 | Kilbane Farrell M | Hot dip aluminum coated chromium alloy steel |
US4883723A (en) * | 1986-05-20 | 1989-11-28 | Armco Inc. | Hot dip aluminum coated chromium alloy steel |
US5023113A (en) * | 1988-08-29 | 1991-06-11 | Armco Steel Company, L.P. | Hot dip aluminum coated chromium alloy steel |
JPH02163357A (ja) * | 1988-12-15 | 1990-06-22 | Nippon Steel Corp | 不メッキのない高耐食性アルミメッキCr含有鋼板の製造方法 |
JP2727529B2 (ja) * | 1989-09-27 | 1998-03-11 | 新日本製鐵株式会社 | メッキ密着性に優れた高耐蝕性アルミメッキCr含有鋼板の製造方法 |
-
1991
- 1991-07-16 US US07/730,549 patent/US5175026A/en not_active Expired - Lifetime
-
1992
- 1992-07-07 CA CA002073258A patent/CA2073258C/en not_active Expired - Fee Related
- 1992-07-15 JP JP4209436A patent/JP2768871B2/ja not_active Expired - Fee Related
- 1992-07-15 ES ES92202176T patent/ES2069963T3/es not_active Expired - Lifetime
- 1992-07-15 EP EP92202176A patent/EP0523809B1/en not_active Expired - Lifetime
- 1992-07-15 DE DE69201689T patent/DE69201689T2/de not_active Expired - Fee Related
- 1992-07-15 AT AT92202176T patent/ATE119947T1/de not_active IP Right Cessation
- 1992-07-15 BR BR929202693A patent/BR9202693A/pt not_active IP Right Cessation
- 1992-07-15 MX MX9204158A patent/MX9204158A/es not_active IP Right Cessation
- 1992-07-16 KR KR1019920012746A patent/KR950000903B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR950000903B1 (ko) | 1995-02-03 |
US5175026A (en) | 1992-12-29 |
EP0523809B1 (en) | 1995-03-15 |
CA2073258C (en) | 1996-08-20 |
ATE119947T1 (de) | 1995-04-15 |
CA2073258A1 (en) | 1993-01-17 |
MX9204158A (es) | 1993-08-01 |
KR930002531A (ko) | 1993-02-23 |
JP2768871B2 (ja) | 1998-06-25 |
BR9202693A (pt) | 1993-03-23 |
JPH08333665A (ja) | 1996-12-17 |
DE69201689T2 (de) | 1995-07-13 |
DE69201689D1 (de) | 1995-04-20 |
EP0523809A1 (en) | 1993-01-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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