CN109518113A - A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel - Google Patents
A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel Download PDFInfo
- Publication number
- CN109518113A CN109518113A CN201910077073.3A CN201910077073A CN109518113A CN 109518113 A CN109518113 A CN 109518113A CN 201910077073 A CN201910077073 A CN 201910077073A CN 109518113 A CN109518113 A CN 109518113A
- Authority
- CN
- China
- Prior art keywords
- corrugated steel
- equipment
- zinc
- hot
- coating
- 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.)
- Withdrawn
Links
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
- C23C2/003—Apparatus
-
- 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
- C23C2/06—Zinc or cadmium 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
- C23C2/26—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
- C23C2/36—Elongated material
- C23C2/40—Plates; Strips
Landscapes
- 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
This patent provides a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel, belongs to corrugated steel technical field, specifically includes that pre-processing device production line 1, hot-galvanizing equipment production line 2, coating apparatus production line 3.Pretreating process is substituted traditional pickling, is helped plating and stoving process using heating sandblasting or ball blast technique, open pollution is reduced using the hot-galvanizing equipment specifically for corrugated steel and reduces hot galvanizing cost, and traditional high chromium passivating technique is substituted using zinc-rich coating technique.The present invention provides a kind of facility compact, without acid solution discharge, without high pollution of chromium, low in cost, antiseptic property is high, investment is less, the hot zinc plating equipment of clean and environmental protection and process, it can reduce labor intensity, production efficiency is improved, production cost is reduced, solves production pollution problem.
Description
Technical field
The invention belongs to corrugated steel technical fields, are to be related to a kind of environmental protection dedicated for corrugated steel more specifically
Hot zinc plating equipment and process.
Background technique
The corrugated steel system that this patent refers to is rolled using certain thickness steel plate by certain corrugated shape, ripple
Steel plate can be plate, can also extrude certain radian again, mostly use arc panel in practical application, using a certain number of waves
Line steel arc panel can be assembled into the ripple steel product of certain shapes, be mainly used for corrugated steel pipeline, corrugated steel culvert, ripple steel arch
Bridge, corrugated steel tunnel, corrugated steel pipe gallery, corrugated steel building etc., at present at home have corrugated steel national standard and
Industry standard simultaneously has batch production, and growth momentum is swift and violent.
In practical applications, the surfacecti proteon form of corrugated steel mostly uses traditional hot galvanizing method, when site operation
Generally will also be in one layer of asphalt coating of corrugated steel surfaces externally and internally brushing, the smell is awful when in-situ spraying is constructed, and pollution is tight
Weight, quality are also not easy to guarantee.
Corrugated steel hot dip galvanizing process, which mainly includes pickling, --- helps plating --- drying --- hot galvanizing --- passivation, because of it
With strong acid, the operation of high temperature big open end, highly energy-consuming, high chromium passivating etc., pair that explicit order is limited and banned has been classified as by multiple provinces and cities
As, but since the product of domestic demands hot galvanizing is very more, this high pollution production also have to be continued in a short time, it is domestic
There is an urgent need to seek new environment-friendly type hot galvanizing method to substitute traditional hot galvanizing method.
Summary of the invention
This patent is designed to provide a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel, purport
Further solving the technologies such as strong acid existing for existing corrugated steel hot galvanizing, the operation of high temperature big open end, highly energy-consuming, high chromium passivating
Problem.
To achieve the above object, this patent the technical solution adopted is that: a kind of environmental protection dedicated for corrugated steel is provided
Hot zinc plating equipment and process, comprising: the improvement of pretreating process and equipment；Heat for producing corrugated steel is specially set
Zinc-plated production equipment；Seriously polluted high chromium passivating is substituted with zinc-rich coating, and substitutes the Asphalt Coating of site operation.
Further, the improvement of the pretreating process and equipment eliminates strong acid Processes and apparatus, has changed heating spray into
Sand or Shot Blasting, workpiece, compressed air and spraying can first pass through heat treatment with sand (or ball blast particle) in advance, can be in short-term
Interior fast purification workpiece surface, especially to high-carbon high-alloy steel, heavy scale and containing the workpiece of greasy dirt, processing speed
Faster than pickling much processing quality also improves a lot, and is easy to form flow line production with subsequent hot galvanizing.
Further, the special hot galvanizing production equipment being arranged for producing corrugated steel, including specifically for wave
The galvanized pot inside dimension of line steel plate, the size of corrugated steel are generally 2 meters of length or more, 1 meter of width or more, crooked radian 1
Meter or more, the inside dimension of galvanized pot is designed using the size, can reduce open loss (heat loss and zinc liquid to the maximum extent
Oxidational losses), the dosage and consumption of metallic zinc are reduced, one-time investment is reduced and reduces the ton steel cost of hot galvanizing.
Further, seriously polluted high chromium passivating is substituted with zinc-rich coating, the common commercially available zinc-rich ring of material selection
Oxygen coating or zinc-rich polyurethane coating etc., processing method can be used the modes such as brushing, dip-coating, the coating that is heating and curing also can be used.
A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel that this patent provides, its advantages
It is:
(1) strong acid Processes and apparatus is eliminated, has changed heating sandblasting or Shot Blasting into.The production time is shortened, is also had
Beneficial to improving pretreatment quality and forming tinuous production.
(2) hot-galvanizing equipment presses corrugated plating size design, greatly reduces open size, reduces open heat dissipation, reduces
The dosage of metallic zinc.
(3) it by using heated work pieces zincincation, can effectively reduce the energy consumption of galvanized pot, reduce the fluctuation of zinc liquid temperature,
Shorten the zincincation time, reduce the generation of cadmia, advantageously reduces zinc consumption, improves quality of zinc for hot galvanizing and reduce a ton steel and be produced into
This.
(4) with zinc-rich coating instead of seriously polluted high chromium passivating.Corrugated steel will generally apply in engineer application
One layer of asphalt coating is brushed, the smell is awful for in-situ spraying construction, and seriously polluted, quality is also not easy to guarantee, using zinc-rich coating
It can not be coated with asphalt coating, simplify construction technology, reduce construction cost, the factorial production also ensures coating matter
Amount, improves the service performance of corrugated steel.
(5) entire technical process is convenient for continuity, fast pace automated production.
Detailed description of the invention
It, below will be to embodiment or description of the prior art in order to illustrate more clearly of the technical solution in this patent embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of this patent
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the layout of equipment one for the corrugated steel hot galvanizing production that this patent embodiment provides；
Fig. 2 is the corrugated steel workpiece schematic diagram two that this patent embodiment provides；
Fig. 3 is the schematic diagram three for the sandblasting production line that this patent embodiment provides；
The schematic diagram four using sandblasting pretreatment that Fig. 4 this patent embodiment provides；
Fig. 5 is the schematic diagram five for the corrugated steel hot-galvanizing equipment that this patent embodiment provides；
Fig. 6 is the schematic diagram six for the hot-galvanized cauldron that this patent embodiment provides；
Fig. 7 is the schematic diagram seven that the corrugated steel that this patent embodiment provides sprays zinc-rich coating production line；
In figure: 1, pre-processing device production line；2, hot-galvanizing equipment production line；3, coating apparatus production line；11, workpiece is hung
Shipping unit；12, corrugated steel workpiece；13, transition region；14, sandblasting or ball blast area are heated；15, dust treatment device；16, sandblasting
(ball blast) mouth；17, the area transition Huan Diao；18, action pane；19, safe barricade；20, the indoor shell of sandblasting (ball blast)；21, sandblasting (is thrown
Ball) recyclable device；22, sandblasting (ball blast) room exterior wall；23, heating device；24, heat insulation layer；201, hot galvanizing outer cover；202,
Running rail；203, exhausting pollution discharge treating device；204 action panes；205, galvanized pot；206, safe barricade；207 electronic calabashes
Reed；211, galvanized pot shell；212, steel plate shell body；213, zinc liquid；214, heating device；215, heat insulation layer；301, pacify
Full barricade；302, action pane；303, the area transition Huan Diao；304, exhausting pollution discharge treating device；305, action pane；306, it sprays
Mouthful；307, safe barricade；308, spray booth；309, thermal solidifying chamber；310, workpiece handling apparatus.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Referring to Fig. 1, existing to a kind of environmentally friendly hot zinc plating equipment and technique dedicated for corrugated steel provided by the invention
Method is illustrated.A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel, comprising: heating sandblasting
Or shot-blast apparatus 1, the equipment 3 of hot-galvanizing equipment 2 and spraying zinc-rich coating.
This patent provide a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel, the present embodiment with
The prior art is compared, and beneficial effect has:
(1) the present embodiment is quick tinuous production, and pre-processing device production line, hot-galvanizing equipment production line, coating are set
The standby equal characteristics of compact layout of production line, flexible operation, workpiece enter from pretreatment transition chamber, until curing of coatings room is outlet, complete work
The online production of part.
(2) for corrugated steel by heating sandblasting or Shot Blasting, surface temperature is higher, does not need to be dried again, can be straight
Tap into row hot galvanizing, into zinc pot after the heat that absorbs it is also less, can quickly be echoed with zinc liquid, it is zinc-plated to be conducive to fast and high quality
Production.
(3) pre-processing device production line uses segmentation step-by-step movement: first segment is transition region；Second segment is that heating sandblasting (is thrown
Ball) area；Third Duan Weihuan hangs transitional region.
(4) hot-galvanizing equipment production line: front and back is equipped with and changes device for hoisting, unilateral side operation, operating surface be equipped with window station and
Barricade, for operation of keeping the safety in production.
(5) coating apparatus production line: first segment is to change to hang transition region；Second segment is spraying area, and unilateral side operation, operating surface is set
There are window station and barricade, for operation of keeping the safety in production；Third section is the region that is heating and curing.
As provided by the invention a kind of dedicated for the environmentally friendly hot zinc plating equipment of corrugated steel and one kind of process
Specific embodiment please refers to Fig. 1 and Fig. 2, and workpiece 12 is introduced into pre-processing device 1, enters back into hot dip after completing surface cleaning
Zinc equipment 2 carries out hot galvanizing, enters back into coating apparatus 3 later and carries out coating spraying and solidification, completes the hot galvanizing of corrugated steel
Technological operation.
As provided by the invention a kind of dedicated for the environmentally friendly hot zinc plating equipment of corrugated steel and one kind of process
Specific embodiment, referring to Figure 2 together, Fig. 3 and Fig. 4, workpiece 12 has multiple assembled holes 121 above, can pass through work piece hoisting
Device 11 is lifted, and enters transition region 13 later, and walking enters heating sandblasting or ball blast area 14 forward, which is equipped with sandblasting
(ball blast) interior shell 20, exterior wall 22, centre are equipped with heating device 23 and heat insulation layer 24, open sandblasting (ball blast) device and allow height
Fast sand grains is quickly sprayed above workpiece 12 from sandblasting (ball blast) mouth 16, and the dust of generation is extracted out and carried out by dust treatment device 15
Processing, the workpiece for completing processing enter the area transition Huan Diao 17, can be transferred to workpiece from hanging apparatus 11 by action pane 18
On electric block 207, safety in production of the safe revetment 19 for operative employee is operated.
As provided by the invention a kind of dedicated for the environmentally friendly hot zinc plating equipment of corrugated steel and one kind of process
Specific embodiment, please refers to Fig. 5 and Fig. 6, and entire hot-galvanized cauldron 205 is enclosed in the inside, only operated by hot galvanizing outer cover 201
Action pane 204 is arranged in side, and is equipped with safe barricade 206 in bottom, and the dust or exhaust gas of generation are filled by exhausting sewage treatment
It sets 203 extractions and is handled, workpiece is hung on electric block 207, along the operation of running rail 202 to hot-galvanized cauldron 205
Surface, hot-galvanized cauldron 205 include galvanized pot shell 211, and steel plate shell body 212, centre is equipped with heating device 214 and thermal insulation separation
Thermosphere 215 has galvanizing zinc 213 in zinc pot, and entire workpiece 12 enters within zinc liquid 213, hangs out zinc liquid level by the process time,
Go to the area transition Huan Diao 303.
As provided by the invention a kind of dedicated for the environmentally friendly hot zinc plating equipment of corrugated steel and one kind of process
Specific embodiment, referring to Fig. 7, workpiece 12 enter the area transition Huan Diao 303 after, by action pane 302 can by workpiece 12 from
207 turns of electric block are hung to workpiece handling apparatus 310.Safe barricade 301 is arranged in 302 lower part of action pane, enters spraying later
Room 308 is equipped with spraying mouth 306, action pane 305 and lower part in spray booth 308 and is arranged safe barricade 307, the dust of generation or
Exhaust gas is extracted out and is handled by exhausting pollution discharge treating device 304, enters thermal solidifying chamber 309 after completing spraying, which sets
There is heating device, the parameters such as settable technological temperature and process time are completed to be transferred into after cured workpiece is repaired on inspection
It places in product library.
As provided by the invention a kind of dedicated for the environmentally friendly hot zinc plating equipment of corrugated steel and one kind of process
Specific embodiment please refers to Fig. 1 to Fig. 7, illustrates a kind of process of the embodiment:
(1) rolling processing is carried out with steel plate, production forms corrugated steel plate, drilling, then corrugated steel put down with arc-pressed machine
Plate is pressed into certain radian, forms corrugated steel 12 described in this patent.
(2) surfaces externally and internally of corrugated steel 12 is subjected to heating sandblasting (ball blast) processing, removes 12 surface of corrugated steel
Impurity and oxide skin, and it is heated to certain temperature.
(3) surfaces externally and internally of corrugated steel 12 is subjected to hot galvanizing processing processing.
(4) surfaces externally and internally of corrugated steel 12 is subjected to spray-on coating and curing process.
(5) detection is repaired, and forms finished product.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel characterized by comprising
Pre-processing device production line (1): using heating sandblasting or ball blast technique and equipment, into zinc pot before workpiece have higher temperature
Degree；
Hot-galvanizing equipment production line (2): the hot galvanizing specifically for corrugated steel is used to set by the shape and size of corrugated steel
It is standby；
Coating apparatus production line (3): zinc coat closing is carried out using zinc-rich coating.
2. a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel as described in claim 1, feature
It is, the pretreating process and equipment are equipped with heating device using blasting craft and equipment or ball blast technique and equipment, can
Heat treatment is used in advance with sand (or ball blast particle) whole or in which one to workpiece, compressed air and spraying, after the completion work
Part can reach 50 DEG C or more of technological temperature.
3. a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel as described in claim 1, feature
Be, into zinc pot before workpiece temperature at 50 DEG C or more.
4. a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel as described in claim 1, feature
Be, the major parameter of corrugated steel are as follows: 1.5 meters of steel plate length or more, 1 meter of steel plate width or more, steel plate thickness be greater than 1mm,
Waveform height is greater than 10mm, the pitch of waves is greater than 20mm, can bend the tall and big arc panel in 10mm for corrugated steel plate or bending.
5. a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel as described in claim 1, feature
It is, the galvanized pot inside dimension specifically for corrugated steel is 1.5 meters of length or more, 1 meter of width or more, highly 1 meter or more.
6. a kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel as described in claim 1, feature
It is, the workpiece coating zinc-rich coating after hot galvanizing, which is zinc-riched epoxy coating or zinc-rich polyurethane coating etc..
7. workpiece coating zinc-rich coating as claimed in claim 6, can be used the modes such as brushing, dip-coating, it is solid that heating also can be used
Change coating.
8. a kind of dedicated for the environmentally friendly hot zinc plating equipment of corrugated steel and technique side as described in claim 1-7 any one
Method, which is characterized in that including for the pretreatment production equipment of corrugated steel, hot galvanizing production equipment and spraying curing apparatus,
Including the process produced for corrugated steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910077073.3A CN109518113A (en) | 2019-01-28 | 2019-01-28 | A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910077073.3A CN109518113A (en) | 2019-01-28 | 2019-01-28 | A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109518113A true CN109518113A (en) | 2019-03-26 |
Family
ID=65799783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910077073.3A Withdrawn CN109518113A (en) | 2019-01-28 | 2019-01-28 | A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109518113A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798015A (en) * | 2019-04-02 | 2019-05-24 | 河北天振工程技术有限公司 | Conical corrugated steel pipe |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000313965A (en) * | 1999-04-27 | 2000-11-14 | Sumitomo Metal Ind Ltd | High corrosion resistance surface treated steel sheet and its production |
| CN101725268A (en) * | 2009-11-19 | 2010-06-09 | 辽宁万事达电力制造安装有限公司 | Long-life anti-corrosive layer for transmission tower and method for making same |
| CN102877099A (en) * | 2012-06-12 | 2013-01-16 | 浙江吉利汽车研究院有限公司杭州分公司 | Compound coating process for enhancing bonding force of basic layer |
| CN103223641A (en) * | 2013-04-12 | 2013-07-31 | 山东电力建设第二工程公司 | Sand blasting rust removal apparatus |
| JP2014014834A (en) * | 2012-07-09 | 2014-01-30 | Nippon Steel & Sumitomo Metal | Method of manufacturing high strength steel formed member |
| CN104212959A (en) * | 2014-10-08 | 2014-12-17 | 吴江金泽金属制品有限公司 | Sand blasting type heat treatment device |
| KR20150066339A (en) * | 2013-12-06 | 2015-06-16 | 주식회사 포스코 | Manufacturing Method of High Strength Zn-Al-Mg Hot-dip Galvanized Steel Sheet Having Excellent Zn Adhesion Property and Steel Sheet by the Same Method |
| CN108265252A (en) * | 2018-01-19 | 2018-07-10 | 河北工业大学 | A kind of environmental protection hot-dipping method |
-
2019
- 2019-01-28 CN CN201910077073.3A patent/CN109518113A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000313965A (en) * | 1999-04-27 | 2000-11-14 | Sumitomo Metal Ind Ltd | High corrosion resistance surface treated steel sheet and its production |
| CN101725268A (en) * | 2009-11-19 | 2010-06-09 | 辽宁万事达电力制造安装有限公司 | Long-life anti-corrosive layer for transmission tower and method for making same |
| CN102877099A (en) * | 2012-06-12 | 2013-01-16 | 浙江吉利汽车研究院有限公司杭州分公司 | Compound coating process for enhancing bonding force of basic layer |
| JP2014014834A (en) * | 2012-07-09 | 2014-01-30 | Nippon Steel & Sumitomo Metal | Method of manufacturing high strength steel formed member |
| CN103223641A (en) * | 2013-04-12 | 2013-07-31 | 山东电力建设第二工程公司 | Sand blasting rust removal apparatus |
| KR20150066339A (en) * | 2013-12-06 | 2015-06-16 | 주식회사 포스코 | Manufacturing Method of High Strength Zn-Al-Mg Hot-dip Galvanized Steel Sheet Having Excellent Zn Adhesion Property and Steel Sheet by the Same Method |
| CN104212959A (en) * | 2014-10-08 | 2014-12-17 | 吴江金泽金属制品有限公司 | Sand blasting type heat treatment device |
| CN108265252A (en) * | 2018-01-19 | 2018-07-10 | 河北工业大学 | A kind of environmental protection hot-dipping method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798015A (en) * | 2019-04-02 | 2019-05-24 | 河北天振工程技术有限公司 | Conical corrugated steel pipe |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU115247U1 (en) | PRODUCTION LINE FOR APPLICATION OF ANTI-CORROSION COATING TO LARGE-SIZED STEEL PIPE | |
| CN203678741U (en) | Continuous double-box automatic spray rinsing cleaning machine | |
| CN103542197B (en) | The Coating Production Line of a kind of steel pipe corrosion-proof erosion and coated technique | |
| CN1321747C (en) | Outdoor metal surface double coating antiseptic chromatic spray painting method | |
| CN203470253U (en) | Automatic Dacromet spraying curing system | |
| CN105149193A (en) | Metal surface coating pretreatment process | |
| CN104328371A (en) | Hot dip galvanizing technique for implementing corrosion resistance and rust resistance of steel tube | |
| CN102698940A (en) | Process for machining steel pipe with epoxy and polyester anticorrosive coatings on inner and outer walls | |
| CN203778247U (en) | Automatic spraying production line integrating pretreatment and spraying | |
| CN204779769U (en) | Hot dip galvanization line | |
| CN105065852B (en) | Construction method for laying pressure penstock inside water tunnel of hydropower station | |
| CN205703254U (en) | The steel guardrail production line of epoxy zinc-base polyester composite coating | |
| CN109518113A (en) | A kind of environmentally friendly hot zinc plating equipment and process dedicated for corrugated steel | |
| CN110694844B (en) | Electric cabinet pretreatment line and treatment process | |
| CN111304664A (en) | Steel structure rust removal method | |
| CN114381781B (en) | Surface coating process for radiator for transformer | |
| CN202290476U (en) | Inner and outer wall spray coating system of fusion bonded epoxy powder steel pipe | |
| CN102758238A (en) | Large electrophoresis apparatus and electrophoresis technology thereof | |
| CN105457793B (en) | Electrophoretic painting equipment silane spraying mechanism | |
| CN104404442A (en) | Preparation method for zinc-plated iron wire steel band | |
| CN210151197U (en) | Hot galvanizing production line | |
| CN108193245A (en) | The compound zinc-plated production technology of steel pipe | |
| CN109909689A (en) | Its ladle body roller coating coating process of 200 ~ 208L of one kind steel drum | |
| CN201361597Y (en) | Integrated heating, powder-spraying and film-forming device for internal wall of steel tube | |
| CN203585589U (en) | Coating production line preventing steel pipe from corrosion |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190326 |
|
| WW01 | Invention patent application withdrawn after publication |