ES2143995T3 - Proceso para decapar y pasivar acero inoxidable sin el concurso de acido nitrico. - Google Patents
Proceso para decapar y pasivar acero inoxidable sin el concurso de acido nitrico.Info
- Publication number
- ES2143995T3 ES2143995T3 ES93111528T ES93111528T ES2143995T3 ES 2143995 T3 ES2143995 T3 ES 2143995T3 ES 93111528 T ES93111528 T ES 93111528T ES 93111528 T ES93111528 T ES 93111528T ES 2143995 T3 ES2143995 T3 ES 2143995T3
- Authority
- ES
- Spain
- Prior art keywords
- bathroom
- stainless steel
- stripping
- nitric acid
- passivating stainless
- 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
- 238000000034 method Methods 0.000 title abstract 2
- 229910001220 stainless steel Inorganic materials 0.000 title abstract 2
- 239000010935 stainless steel Substances 0.000 title abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 title 1
- 229910017604 nitric acid Inorganic materials 0.000 title 1
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000003995 emulsifying agent Substances 0.000 abstract 1
- 239000003112 inhibitor Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000005554 pickling Methods 0.000 abstract 1
- 238000005498 polishing Methods 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
- C23G1/086—Iron or steel solutions containing HF
-
- 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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/34—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing fluorides or complex fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Chemical Treatment Of Metals (AREA)
- ing And Chemical Polishing (AREA)
Abstract
SE PRESENTA UN PROCESO PARA EL DECAPADO DE ACERO INOXIDABLE QUE CONSTA DE LA COLOCACION DEL MATERIAL A TRATAR EN UN BAÑO MANTENIDO A UNA TEMPERATURA QUE OSCILA ENTRE 30 Y 70 (GRADOS) C Y QUE TIENE LA SIGUIENTE COMPOSICION INICIAL: A) H2SO4 AL MENOS 150G/L; B) FE3+ AL MENOS 15G/L; C) HF AL MENOS 40G/L; D) H2O2 (AÑADIDA CON ESTABILIZADORES CONOCIDOS) ENTRE 1 Y 20G/L; E) EMULSIFICADORES, AGENTES HUMECTANTES, AGENTES PULIDORES, INHIBIDORES DEL ATAQUE ACIDO; EN EL BAÑO SE SUMINISTRA DE FORMA CONTINUA: UN FLUJO DE AIRE IGUAL A AL MENOS 3M3/H POR M3 DE BAÑO Y UNA CANTIDAD DE H2O2 ESTABILIZADA AJUSTADA AL POTENCIAL REDOX DEL BAÑO PARA QUE ESTE SE MANTENGA MAYOR O IGUAL A 250 MV.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI921946A IT1255655B (it) | 1992-08-06 | 1992-08-06 | Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2143995T3 true ES2143995T3 (es) | 2000-06-01 |
Family
ID=11363848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES93111528T Expired - Lifetime ES2143995T3 (es) | 1992-08-06 | 1993-07-19 | Proceso para decapar y pasivar acero inoxidable sin el concurso de acido nitrico. |
Country Status (12)
Country | Link |
---|---|
US (1) | US5908511A (es) |
EP (1) | EP0582121B1 (es) |
JP (1) | JP2819378B2 (es) |
AT (1) | ATE191017T1 (es) |
BR (1) | BR9400478A (es) |
CZ (1) | CZ285442B6 (es) |
DE (2) | DE582121T1 (es) |
ES (1) | ES2143995T3 (es) |
FI (1) | FI101981B (es) |
HU (1) | HUT67521A (es) |
IT (1) | IT1255655B (es) |
RU (1) | RU2126460C1 (es) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE504733C2 (sv) * | 1994-06-17 | 1997-04-14 | Ta Chemistry Ab | Förfarande för betning |
AU3724095A (en) * | 1994-09-26 | 1996-04-19 | E.R. Squibb & Sons, Inc. | Stainless steel acid treatment |
IT1276954B1 (it) * | 1995-10-18 | 1997-11-03 | Novamax Itb S R L | Processo di decapaggio e di passivazione di acciaio inossidabile senza impiego di acido nitrico |
IT1276955B1 (it) * | 1995-10-18 | 1997-11-03 | Novamax Itb S R L | Processo di decapaggio e passivazione di acciaio inossidabile senza impiego di acido nitrico |
SE510298C2 (sv) * | 1995-11-28 | 1999-05-10 | Eka Chemicals Ab | Sätt vid betning av stål |
IT1282979B1 (it) * | 1996-05-09 | 1998-04-03 | Novamax Itb S R L | Procedimento per il decapaggio dell'acciaio nel quale la ossidazione dello ione ferroso formatosi viene effettuata per via elettrochimica |
TW416996B (en) * | 1996-05-24 | 2001-01-01 | Armco Inc | Hydrogen peroxide pickling of stainless steel |
FR2772050B1 (fr) * | 1997-12-10 | 1999-12-31 | Imphy Sa | Procede de decapage d'acier et notamment d'acier inoxydable |
DE19755350A1 (de) * | 1997-12-12 | 1999-06-17 | Henkel Kgaa | Verfahren zum Beizen und Passivieren von Edelstahl |
GB9807286D0 (en) | 1998-04-06 | 1998-06-03 | Solvay Interox Ltd | Pickling process |
USH2087H1 (en) * | 1998-05-19 | 2003-11-04 | H. C. Starck, Inc. | Pickling of refractory metals |
IT1302202B1 (it) | 1998-09-11 | 2000-07-31 | Henkel Kgaa | Processo di decapaggio elettrolitico con soluzioni esenti da acidonitrico. |
DE19850524C2 (de) * | 1998-11-03 | 2002-04-04 | Eilenburger Elektrolyse & Umwelttechnik Gmbh | Nitratfreies Recycling-Beizverfahren für Edelstähle |
IT1312556B1 (it) * | 1999-05-03 | 2002-04-22 | Henkel Kgaa | Processo di decapaggio di acciaio inossidabile in assenza di acidonitrico ed in presenza di ioni cloruro |
CA2300492A1 (en) | 2000-03-13 | 2001-09-13 | Henkel Corporation | Removal of "copper kiss" from pickling high copper alloys |
JP4549547B2 (ja) * | 2001-01-25 | 2010-09-22 | 新日鐵住金ステンレス株式会社 | ステンレス鋼の耐食性の評価用試験液および評価方法 |
EP1377523B1 (en) | 2001-04-09 | 2008-08-13 | AK Steel Properties, Inc. | Apparatus and method for removing hydrogen peroxide from spent pickle liquor |
KR100654513B1 (ko) | 2001-04-09 | 2006-12-05 | 에이케이 스틸 프로퍼티즈 인코포레이티드 | 실리콘함유 전기강 스트립의 피클링 방법 |
DE60215629T2 (de) | 2001-04-09 | 2007-09-06 | AK Steel Properties, Inc., Middletown | Verfahren zum beizen von rostfreiem stahl unter verwendung von wasserstoffperoxid |
DE10160318A1 (de) * | 2001-12-07 | 2003-06-18 | Henkel Kgaa | Verfahren zum Beizen von martensitischem oder ferritischem Edelstahl |
ITRM20010747A1 (it) | 2001-12-19 | 2003-06-19 | Ct Sviluppo Materiali Spa | Procedimento a ridotto impatto ambientale e relativo impianto per descagliare, decapare e finire/passivare, in modo continuo, integrato e fl |
US6803354B2 (en) | 2002-08-05 | 2004-10-12 | Henkel Kormanditgesellschaft Auf Aktien | Stabilization of hydrogen peroxide in acidic baths for cleaning metals |
JP4332115B2 (ja) | 2002-10-15 | 2009-09-16 | ヘンケル・アクチェンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト・アウフ・アクチェン | 鋼及びステンレス鋼の酸洗い又は光沢化/不動態化用溶液及び方法 |
US20050234545A1 (en) * | 2004-04-19 | 2005-10-20 | Yea-Yang Su | Amorphous oxide surface film for metallic implantable devices and method for production thereof |
WO2006061881A1 (ja) | 2004-12-07 | 2006-06-15 | Sumitomo Metal Industries, Ltd. | 油井用マルテンサイト系ステンレス鋼管 |
KR100650887B1 (ko) | 2005-12-26 | 2006-11-28 | 주식회사 포스코 | 저크롬 페라이트 스테인레스강의 고속전해 산세방법 |
US8153057B2 (en) * | 2007-07-24 | 2012-04-10 | Nalco Company | Method and device for preventing corrosion in hot water systems |
WO2008100476A1 (en) * | 2007-02-12 | 2008-08-21 | Henkel Ag & Co. Kgaa | Process for treating metal surfaces |
US8128754B2 (en) * | 2008-11-14 | 2012-03-06 | Ak Steel Properties, Inc. | Ferric pickling of silicon steel |
KR101289147B1 (ko) * | 2010-12-28 | 2013-07-23 | 주식회사 포스코 | 표면품질이 우수한 저크롬 페라이트계 스테인리스 냉연강판을 제조하기 위한 친환경 고속 산세 프로세스 |
CN103906864B (zh) | 2011-09-26 | 2017-01-18 | Ak钢铁产权公司 | 氧化的电解酸浴中的不锈钢酸洗 |
JP6031606B2 (ja) * | 2012-07-31 | 2016-11-24 | ポスコPosco | オーステナイト系ステンレス冷延鋼板を製造するための高速酸洗プロセス |
GB2508827A (en) | 2012-12-11 | 2014-06-18 | Henkel Ag & Co Kgaa | Aqueous compositions and processes for passivating and brightening stainless steel surfaces |
CN103882455A (zh) * | 2014-03-18 | 2014-06-25 | 浙江大学 | 一种不含硝酸的不锈钢酸洗液及其制备方法 |
CN105369266A (zh) * | 2015-12-14 | 2016-03-02 | 浙江大学 | 一种基于Fenton氧化反应的钢材酸洗液及酸洗工艺 |
CN105862049B (zh) * | 2016-06-06 | 2018-07-13 | 滨中元川金属制品(昆山)有限公司 | 螺钉防发黑处理工艺 |
CN108300998B (zh) * | 2018-02-02 | 2020-06-09 | 西安热工研究院有限公司 | 显示p91和p92钢原奥氏体晶界的侵蚀剂、制备方法及应用 |
JP6605066B2 (ja) * | 2018-03-30 | 2019-11-13 | 日鉄ステンレス株式会社 | Fe−Cr合金およびその製造方法 |
RU2712875C1 (ru) * | 2019-05-28 | 2020-01-31 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Способ разделки корпуса боеприпаса из коррозионностойкой стали |
KR102300834B1 (ko) | 2019-11-21 | 2021-09-13 | 주식회사 포스코 | 스테인리스강 산세용 이온성 액체 및 이를 이용한 스테인리스강의 산세방법 |
IT202000005848A1 (it) | 2020-03-19 | 2021-09-19 | Tenova Spa | Processo per decapare e/o passivare un acciaio inossidabile. |
CN112941528B (zh) * | 2021-02-01 | 2022-10-21 | 西安航天发动机有限公司 | 一种06Cr19Ni10增材制造薄壁夹层结构内腔粉末颗粒的去除方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS549120A (en) * | 1977-06-24 | 1979-01-23 | Tokai Electro Chemical Co | Method of controlling acid cleaning liquid for stainless steel |
JPS5442850A (en) * | 1977-09-10 | 1979-04-05 | Kubota Ltd | Method of treating raw sewage |
JPS5551514A (en) * | 1978-10-12 | 1980-04-15 | Osaka Cement | Steel fiber mixing method and its device |
JPS568109A (en) * | 1979-07-03 | 1981-01-27 | Toshikazu Iwasaki | Reflecting telescope |
JPS5920752B2 (ja) * | 1980-08-07 | 1984-05-15 | 川崎製鉄株式会社 | オ−ステナイト系ステンレス鋼板の酸洗方法 |
JPS5844747B2 (ja) | 1980-08-18 | 1983-10-05 | 川崎製鉄株式会社 | ステンレス鋼帯の連続酸洗における過酸化水素の添加方法 |
JPS57198273A (en) * | 1981-05-28 | 1982-12-04 | Daikin Ind Ltd | Pickling accelerator and pickling agent composition containing it |
FR2551465B3 (fr) * | 1983-09-02 | 1985-08-23 | Gueugnon Sa Forges | Procede de decapage acide des aciers inoxydables et solution acide pour sa mise en oeuvre |
EP0188975B8 (fr) * | 1985-01-22 | 2002-01-09 | Ugine S.A. | Procédé pour le décapage acide des aciers, et notamment des aciers inoxydables |
JPS61235581A (ja) * | 1985-04-12 | 1986-10-20 | C Uyemura & Co Ltd | スケ−ル除去剤及びスケ−ル除去方法 |
FR2587369B1 (fr) * | 1985-09-19 | 1993-01-29 | Ugine Gueugnon Sa | Procede de decapage acide de produits en acier inoxydable |
US5154774A (en) * | 1985-09-19 | 1992-10-13 | Ugine Aciers De Chatillon Et Gueugnon | Process for acid pickling of stainless steel products |
GB8922504D0 (en) * | 1989-10-05 | 1989-11-22 | Interox Chemicals Ltd | Hydrogen peroxide solutions |
SE8903452D0 (sv) * | 1989-10-19 | 1989-10-19 | Lars Aake Hilmer Haakansson | Foerfarande foer betning av jaern och staalytor |
FR2673200A1 (fr) * | 1991-02-25 | 1992-08-28 | Ugine Aciers | Procede de surdecapage de materiaux en acier tels que les aciers inoxydables et les aciers allies. |
IT1245594B (it) * | 1991-03-29 | 1994-09-29 | Itb Srl | Processo di decapaggio e di passivazione di acciaio inossidabile senza acido nitrico |
US5354383A (en) * | 1991-03-29 | 1994-10-11 | Itb, S.R.L. | Process for pickling and passivating stainless steel without using nitric acid |
JP2947695B2 (ja) * | 1993-07-30 | 1999-09-13 | 日本ペイント株式会社 | アルミニウム系金属の酸性洗浄水溶液及びその洗浄方法 |
-
1992
- 1992-08-06 IT ITMI921946A patent/IT1255655B/it active IP Right Grant
-
1993
- 1993-07-19 AT AT93111528T patent/ATE191017T1/de not_active IP Right Cessation
- 1993-07-19 DE DE0582121T patent/DE582121T1/de active Pending
- 1993-07-19 ES ES93111528T patent/ES2143995T3/es not_active Expired - Lifetime
- 1993-07-19 EP EP93111528A patent/EP0582121B1/en not_active Revoked
- 1993-07-19 DE DE69328139T patent/DE69328139T2/de not_active Expired - Fee Related
- 1993-07-21 HU HU9302112A patent/HUT67521A/hu unknown
- 1993-08-05 FI FI933474A patent/FI101981B/fi not_active IP Right Cessation
- 1993-08-05 JP JP5212109A patent/JP2819378B2/ja not_active Expired - Lifetime
- 1993-08-05 RU RU93046281A patent/RU2126460C1/ru not_active IP Right Cessation
- 1993-08-06 CZ CZ931618A patent/CZ285442B6/cs not_active IP Right Cessation
-
1994
- 1994-02-09 BR BR9400478A patent/BR9400478A/pt not_active IP Right Cessation
-
1997
- 1997-06-13 US US08/874,797 patent/US5908511A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0582121B1 (en) | 2000-03-22 |
CZ285442B6 (cs) | 1999-08-11 |
JPH06212463A (ja) | 1994-08-02 |
JP2819378B2 (ja) | 1998-10-30 |
BR9400478A (pt) | 1994-05-17 |
RU2126460C1 (ru) | 1999-02-20 |
FI933474A (fi) | 1994-02-07 |
HU9302112D0 (en) | 1993-11-29 |
EP0582121A1 (en) | 1994-02-09 |
HUT67521A (en) | 1995-04-28 |
ITMI921946A0 (it) | 1992-08-06 |
DE69328139D1 (de) | 2000-04-27 |
DE69328139T2 (de) | 2000-10-19 |
IT1255655B (it) | 1995-11-09 |
FI933474A0 (fi) | 1993-08-05 |
CZ161893A3 (en) | 1995-02-15 |
ATE191017T1 (de) | 2000-04-15 |
ITMI921946A1 (it) | 1994-02-06 |
DE582121T1 (de) | 1994-06-16 |
FI101981B (fi) | 1998-09-30 |
US5908511A (en) | 1999-06-01 |
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Legal Events
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