PT88371B - Processo para o tratamento do acido laminado para aumento da resistencia a corrosao - Google Patents
Processo para o tratamento do acido laminado para aumento da resistencia a corrosao Download PDFInfo
- Publication number
- PT88371B PT88371B PT88371A PT8837188A PT88371B PT 88371 B PT88371 B PT 88371B PT 88371 A PT88371 A PT 88371A PT 8837188 A PT8837188 A PT 8837188A PT 88371 B PT88371 B PT 88371B
- Authority
- PT
- Portugal
- Prior art keywords
- coating
- rolled steel
- steel
- process according
- water
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000011282 treatment Methods 0.000 title claims abstract description 15
- 238000005260 corrosion Methods 0.000 title claims abstract description 8
- 230000007797 corrosion Effects 0.000 title claims abstract description 8
- 239000002253 acid Substances 0.000 title description 2
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 46
- 239000010959 steel Substances 0.000 claims abstract description 46
- 238000000576 coating method Methods 0.000 claims abstract description 28
- 238000005096 rolling process Methods 0.000 claims abstract description 27
- 239000011248 coating agent Substances 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 16
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 12
- 239000011701 zinc Substances 0.000 claims abstract description 12
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 10
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000004567 concrete Substances 0.000 claims description 12
- 238000005554 pickling Methods 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 229910000576 Laminated steel Inorganic materials 0.000 claims description 3
- 229910001563 bainite Inorganic materials 0.000 claims description 3
- 229910000734 martensite Inorganic materials 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 229920003002 synthetic resin Polymers 0.000 claims description 2
- 239000000057 synthetic resin Substances 0.000 claims description 2
- 238000005496 tempering Methods 0.000 claims description 2
- 230000000717 retained effect Effects 0.000 claims 1
- 210000002268 wool Anatomy 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- -1 for example Substances 0.000 abstract description 2
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000011513 prestressed concrete Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 150000003841 chloride salts Chemical class 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005246 galvanizing Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 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
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/04—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing
- B21B45/08—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for de-scaling, e.g. by brushing hydraulically
-
- 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
- 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
- C23C2/02—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/383—Cladded or coated products
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Plasma & Fusion (AREA)
- Manufacturing & Machinery (AREA)
- Metal Rolling (AREA)
- Heat Treatment Of Steel (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Coating With Molten Metal (AREA)
- Prevention Of Electric Corrosion (AREA)
- Laminated Bodies (AREA)
- Rolls And Other Rotary Bodies (AREA)
- Electroplating Methods And Accessories (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Heat Treatment Of Articles (AREA)
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Chemical Treatment Of Metals (AREA)
- Electric Cable Arrangement Between Relatively Moving Parts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3729177A DE3729177C1 (de) | 1987-09-01 | 1987-09-01 | Verfahren zum Behandeln von Walzstahl zur Erhoehung der Korrosionsbestaendigkeit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT88371A PT88371A (pt) | 1989-07-31 |
| PT88371B true PT88371B (pt) | 1993-02-26 |
Family
ID=6334972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT88371A PT88371B (pt) | 1987-09-01 | 1988-08-30 | Processo para o tratamento do acido laminado para aumento da resistencia a corrosao |
Country Status (15)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1005964A6 (fr) * | 1992-06-29 | 1994-04-05 | Centre Rech Metallurgique | Procede de protection d'un produit siderurgique lamine a chaud. |
| GB2313382A (en) * | 1996-05-23 | 1997-11-26 | Vidal Henri Brevets | Metal coating |
| DE19828827C1 (de) * | 1998-06-27 | 2000-07-20 | Grillo Werke Ag | Thermisch gespritzte Korrosionsschicht für Stahlbeton und Verfahren zur Herstellung derselben |
| DE102004059008A1 (de) * | 2004-12-08 | 2006-06-14 | Volkswagen Ag | Verfahren zur Beschichtung einer Metallischen Oberfläche eines Bauteils |
| CN102912692A (zh) * | 2012-10-29 | 2013-02-06 | 厦门新钢金属制品有限公司 | 复合涂层无砟轨道板绝缘钢筋 |
| CN202925384U (zh) * | 2012-10-29 | 2013-05-08 | 厦门新钢金属制品有限公司 | 复合涂层无砟轨道板绝缘钢筋 |
| US20150218815A1 (en) * | 2014-01-31 | 2015-08-06 | Mortar Net Usa, Ltd. | Corrosion resistant structural reinforcement member |
| RU2573304C9 (ru) * | 2014-03-11 | 2016-05-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования Пензенский государственный университет архитектуры и строительства | Способ повышения технического ресурса и стойкости стержневой и трубчатой арматуры |
| CN104878332B (zh) * | 2015-06-03 | 2017-08-01 | 河北钢铁股份有限公司邯郸分公司 | 一种提高热基镀锌板带产品耐腐蚀性能的生产方法 |
| DE102016106421A1 (de) | 2016-04-08 | 2017-10-12 | Andrey Senokosov | Reinigungsverfahren für Steigrohre und Einrichtung hierfür |
| CN106001133B (zh) * | 2016-07-16 | 2018-02-27 | 太原科技大学 | 制有下垂裸露电线阴极保护的输送辊道 |
| CN106040755B (zh) * | 2016-07-16 | 2018-02-27 | 太原科技大学 | 装有导电托辊的阴极保护输送辊道 |
| CN107794476A (zh) * | 2017-09-11 | 2018-03-13 | 常熟市双羽铜业有限公司 | 一种耐腐蚀钢结构件 |
| CN109821923A (zh) * | 2019-02-26 | 2019-05-31 | 桂林理工大学 | 一种耐蚀涂层光圆钢筋的生产方法 |
| CN115261733B (zh) * | 2022-08-18 | 2023-06-06 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种耐磨损耐腐蚀地铁用钢轨及其生产方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2442485A (en) * | 1944-06-24 | 1948-06-01 | Frederick C Cook | Method of descaling and coating hot-rolled ferrous metal |
| DE1602129B1 (de) * | 1967-06-21 | 1970-08-27 | Roechlingsche Eisen & Stahl | Kuehlrohr zum Kuehlen von Walzgut |
| DE2108314A1 (en) * | 1970-08-05 | 1972-02-10 | VEB Schwermaschinenbau-Kombinat Ernst Thallmann Magdeburg, χ 3011 Magdeburg | Rapid cooling rolled rod - of structural steel by a controlled - water quench method |
| DE2353034B2 (de) * | 1972-10-31 | 1980-03-13 | Centre De Recherches Metallurgiques- Centrum Voor Research In De Metallurgie, Bruessel | Verfahren zur Verbesserung der mechanischen Festigkeitswerte von Walzprodukten aus Stahl |
| DE3125146A1 (de) * | 1981-06-26 | 1983-01-13 | Woma-Apparatebau Wolfgang Maasberg & Co Gmbh, 4100 Duisburg | Vorrichtung zum entzundern von heissen stahlbloecken |
-
1987
- 1987-09-01 DE DE3729177A patent/DE3729177C1/de not_active Expired
-
1988
- 1988-08-17 DK DK460688A patent/DK460688A/da not_active Application Discontinuation
- 1988-08-18 HU HU884397A patent/HU203586B/hu unknown
- 1988-08-24 NO NO883781A patent/NO176578C/no unknown
- 1988-08-25 PL PL1988274389A patent/PL158408B1/pl unknown
- 1988-08-26 DE DE8888113916T patent/DE3866998D1/de not_active Expired - Fee Related
- 1988-08-26 ES ES198888113916T patent/ES2028964T3/es not_active Expired - Lifetime
- 1988-08-26 SU SU884356320A patent/SU1674689A3/ru active
- 1988-08-26 EP EP88113916A patent/EP0305914B1/de not_active Expired - Lifetime
- 1988-08-26 AT AT88113916T patent/ATE70568T1/de not_active IP Right Cessation
- 1988-08-29 DD DD88319281A patent/DD282246A5/de not_active IP Right Cessation
- 1988-08-30 PT PT88371A patent/PT88371B/pt not_active IP Right Cessation
- 1988-08-31 JP JP63215357A patent/JPS6475692A/ja active Granted
- 1988-08-31 CA CA000576161A patent/CA1306391C/en not_active Expired - Fee Related
- 1988-08-31 CN CN88106460A patent/CN1031724A/zh active Pending
-
1992
- 1992-03-18 GR GR920400458T patent/GR3004067T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO883781D0 (no) | 1988-08-24 |
| EP0305914A3 (en) | 1989-08-09 |
| CA1306391C (en) | 1992-08-18 |
| NO176578B (no) | 1995-01-16 |
| PL158408B1 (pl) | 1992-08-31 |
| ES2028964T3 (es) | 1992-07-16 |
| DK460688D0 (da) | 1988-08-17 |
| EP0305914B1 (de) | 1991-12-18 |
| HU203586B (en) | 1991-08-28 |
| HUT52178A (en) | 1990-06-28 |
| PT88371A (pt) | 1989-07-31 |
| NO176578C (no) | 1995-04-26 |
| EP0305914A2 (de) | 1989-03-08 |
| SU1674689A3 (ru) | 1991-08-30 |
| DD282246A5 (de) | 1990-09-05 |
| DK460688A (da) | 1989-03-02 |
| JPH0445591B2 (enrdf_load_stackoverflow) | 1992-07-27 |
| GR3004067T3 (enrdf_load_stackoverflow) | 1993-03-31 |
| ATE70568T1 (de) | 1992-01-15 |
| JPS6475692A (en) | 1989-03-22 |
| NO883781L (no) | 1989-03-02 |
| CN1031724A (zh) | 1989-03-15 |
| PL274389A1 (en) | 1989-04-17 |
| DE3866998D1 (de) | 1992-01-30 |
| DE3729177C1 (de) | 1989-01-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG3A | Patent granted, date of granting |
Effective date: 19920824 |
|
| MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19960229 |