CN105132846A - Non-deformation hot galvanizing technique for thin rolled steel component for industrial use and civilian use - Google Patents
Non-deformation hot galvanizing technique for thin rolled steel component for industrial use and civilian use Download PDFInfo
- Publication number
- CN105132846A CN105132846A CN201510659860.0A CN201510659860A CN105132846A CN 105132846 A CN105132846 A CN 105132846A CN 201510659860 A CN201510659860 A CN 201510659860A CN 105132846 A CN105132846 A CN 105132846A
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- China
- Prior art keywords
- zinc
- galvanization
- plated
- slim
- angle
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Classifications
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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
- 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
- C23C2/06—Zinc or cadmium or alloys based thereon
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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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/26—After-treatment
-
- 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
- C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating With Molten Metal (AREA)
Abstract
The invention discloses a non-deformation hot galvanizing technique for a thin rolled steel component for industrial use and civilian use. The technique comprises the steps that 1, the two ends of a thin workpiece are lifted through traveling hooks above a galvanized pot; 2, galvanization is conducted in the pot after the galvanization angle is well controlled; 3, galvanization temperature needs to be determined by the thickness delta of a plate, and galvanization is completed in 60 sec or after galvanizing zinc and a steel substrate completely react; 4, after galvanization ends, a centrifugal fan is adopted to generate natural wind for about 20 sec; 5, after air cooling, the thin workpiece is placed in a washing pool to be washed and cooled to the normal temperature, and the original galvanization angle is kept during cooling; 6, inspection is conducted. The technique has the advantages that 1, the galvanization angle is controlled, so that product deformation is reduced; 2, deformation of the thin workpiece can be reduced greatly so that using requirements can be met; 3, corrosion resistance and oxidation resistance are realized, and deformation is controlled within an allowable degree after high-temperature treatment; 4, the technique can be widely applied to various components for industrial use and civilian use.
Description
Technical field
What the present invention relates to is the indeformable hot dip galvanizing process method of the civilian slim steel component of a kind of work, belongs to Hot Galvanizing Technology field.
Background technology
The civilian component of various works that slim sheet material is made is of many uses, for pot galvanize rotproofing is carried out on its oxidation its surface multipair greatly anti-.Existing slim workpiece hot dip galvanizing process is simple, the angle of the less consideration pot galvanize of its pot galvanize, the mode of wash pool of taking after zinc-plated directly to intake cools, and the maximum drawback of this technique is: zinc-plated Angle ambiguity is improper causes deformation of products, and its deformation extent is reinforced in washing cooling in addition.Cause slim workpiece distortion, distortion make it install trouble, appearance unsightly can not meet service requirements.
Existing slim workpiece hot dip galvanizing process is simple, the angle of the less consideration pot galvanize of its pot galvanize, under often putting down, the mode of wash pool of taking after zinc-plated directly to intake cools, the maximum drawback of this technique is: zinc-plated Angle ambiguity is improper causes deformation of products, and its deformation extent is reinforced in washing cooling in addition.
Summary of the invention
What the present invention proposed is the indeformable hot dip galvanizing process method of the civilian slim steel component of a kind of work, its objective is the deficiency in order to make up prior art, preventing its modification after pyroprocessing from exceeding permissible value.
Technical solution of the present invention: the indeformable hot dip galvanizing process method of the civilian slim steel component of work, comprises the steps:
1) two ends of slim workpiece of slinging are linked up with in the left and right driving above galvanizing kettle,
2) cook after controlling zinc-plated angle zinc-plated, described zinc-plated angle remain on slim workpiece hang up after and driving link up with between be 45 degree of-60 degree of angles;
3) zinc-plated temperature needs to determine according to the thickness δ of sheet material, if the thickness δ of sheet material is 0.6mm-1.5mm, then temperature controls at 428 °-432 °, the thickness δ of sheet material is 1.5mm-2.2mm, temperature controls at 432 °-438 °, the thickness δ of sheet material is 2.2mm-3.0mm, and temperature controls at 438 ° of-442 ° of time controling after 60 seconds or zinc liquid and steel substrate have reacted;
4) blow natural wind with centrifugal blower after zinc-plated end, time controling was at 20 seconds;
5), after air-cooled, put into washing pool washing cooling, still keep former zinc-plated angle during cooling, to normal temperature;
6) check.
The steel plate of the Hou Du≤3mm of described slim workpiece is made.
Advantageous Effects of the present invention is as follows:
1) control zinc-plated angle, can deformation of products be reduced;
2), after soaking zinc end of processing, make its naturally cooling with centrifugal blower to workpiece surface blowing, then wash, the distortion substantially reducing slim workpiece enables to meet service requirements;
3) the slim workpiece after pot galvanize rotproofing of the present invention, have anticorrosion anti-oxidation, after pyroprocessing, modification is no more than permissible value;
4) the civilian component of various work can be widely used as.
Accompanying drawing explanation
Accompanying drawing 1 is the indeformable hot dip galvanizing process schematic flow sheet of the civilian slim steel component of work.
In figure 1 is galvanizing kettle, and 2,3 are left and right driving hooks, 4 are slim workpiece, 5 are centrifugal blowers, 6 is washing pools.
Embodiment
Technical scheme of the present invention is further described below in conjunction with accompanying drawing:
The indeformable hot dip galvanizing process method of the civilian slim steel component of work, comprises the steps:
1) two ends that the left lateral car hook 2 above galvanizing kettle 1, right lateral car hook 3 sling slim workpiece 4, the steel plate of the Hou Du≤3mm of slim workpiece is made;
2) control zinc-plated angle, zinc-plated angle remain on slim workpiece hang up after and driving link up with between be 45 degree of-60 degree of angles; Then cook zinc-plated;
3) zinc-plated temperature needs to determine according to the thickness δ of sheet material, and the thickness δ of sheet material is 0.6mm-1.5mm,
Then temperature controls at 428 °-432 °, and time controling is after 60 seconds or zinc liquid and steel substrate have reacted;
4) zinc-plated end blows natural wind with centrifugal blower 5 afterwards, and time controling was at about 20 seconds;
5), after air-cooled, put into washing pool 6 and wash cooling, still keep former zinc-plated angle during cooling, to normal temperature;
6) check.
Product as different size, different thickness is aided with corresponding angle, if the thickness δ of sheet material is 1.5mm-2.2mm, temperature controls at 432 °-438 °, if the thickness δ of sheet material is 2.2mm-3.0mm, temperature controls at 438 °-442 °.
Claims (2)
1. the indeformable hot dip galvanizing process method of the civilian slim steel component of work, is characterized in that: comprise the steps:
1) two ends of slim workpiece of slinging are linked up with in the left and right driving above galvanizing kettle,
2) cook after controlling zinc-plated angle zinc-plated, described zinc-plated angle remain on slim workpiece hang up after and driving link up with between be 45 degree of-60 degree of angles;
3) zinc-plated temperature needs to determine according to the thickness δ of sheet material, if the thickness δ of sheet material is 0.6mm-1.5mm, then temperature controls at 428 °-432 °, the thickness δ of sheet material is 1.5mm-2.2mm, temperature controls at 432 °-438 °, the thickness δ of sheet material is 2.2mm-3.0mm, and temperature controls at 438 ° of-442 ° of time controling after 60 seconds or zinc liquid and steel substrate have reacted;
4) blow natural wind with centrifugal blower after zinc-plated end, time controling was at 20 seconds;
5), after air-cooled, put into washing pool washing cooling, still keep former zinc-plated angle during cooling, to normal temperature;
6) check.
2. the indeformable hot dip galvanizing process method of the civilian slim steel component of work according to claim 1, is characterized in that: the steel plate of the Hou Du≤3mm of described slim workpiece is made.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510659860.0A CN105132846A (en) | 2015-10-14 | 2015-10-14 | Non-deformation hot galvanizing technique for thin rolled steel component for industrial use and civilian use |
Applications Claiming Priority (1)
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CN201510659860.0A CN105132846A (en) | 2015-10-14 | 2015-10-14 | Non-deformation hot galvanizing technique for thin rolled steel component for industrial use and civilian use |
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CN105132846A true CN105132846A (en) | 2015-12-09 |
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CN201510659860.0A Pending CN105132846A (en) | 2015-10-14 | 2015-10-14 | Non-deformation hot galvanizing technique for thin rolled steel component for industrial use and civilian use |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106591756A (en) * | 2016-12-09 | 2017-04-26 | 张颖奇 | Hot galvanizing process method for photo-thermal torque tube and special tube clamp thereof |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1227880A (en) * | 1999-01-15 | 1999-09-08 | 河北银达交通工业集团有限公司 | Production technique and device of zinc hot-dip production line |
CN103459649A (en) * | 2011-03-30 | 2013-12-18 | 塔塔钢铁荷兰科技有限责任公司 | Method for coating a moving steel strip with a metal or metal alloy coating |
CN203462116U (en) * | 2013-09-22 | 2014-03-05 | 盐城银花金属制品有限公司 | Adjustable type production line for vertical galvanizing and tilted galvanizing of hotly-galvanized steel wire |
CN104532177A (en) * | 2014-12-17 | 2015-04-22 | 国家电网公司 | Zinc-aluminum-magnesium rare earth anti-corrosion plating for overhead ground wire and preparation method thereof |
-
2015
- 2015-10-14 CN CN201510659860.0A patent/CN105132846A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1227880A (en) * | 1999-01-15 | 1999-09-08 | 河北银达交通工业集团有限公司 | Production technique and device of zinc hot-dip production line |
CN103459649A (en) * | 2011-03-30 | 2013-12-18 | 塔塔钢铁荷兰科技有限责任公司 | Method for coating a moving steel strip with a metal or metal alloy coating |
CN203462116U (en) * | 2013-09-22 | 2014-03-05 | 盐城银花金属制品有限公司 | Adjustable type production line for vertical galvanizing and tilted galvanizing of hotly-galvanized steel wire |
CN104532177A (en) * | 2014-12-17 | 2015-04-22 | 国家电网公司 | Zinc-aluminum-magnesium rare earth anti-corrosion plating for overhead ground wire and preparation method thereof |
Non-Patent Citations (2)
Title |
---|
李九岭: "《带钢连续热镀锌》", 31 May 2010 * |
顾国成等: "《热浸镀》", 31 December 1988 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106591756A (en) * | 2016-12-09 | 2017-04-26 | 张颖奇 | Hot galvanizing process method for photo-thermal torque tube and special tube clamp thereof |
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Application publication date: 20151209 |