CN117160823A - Ocean engineering material surface treatment method - Google Patents
Ocean engineering material surface treatment method Download PDFInfo
- Publication number
- CN117160823A CN117160823A CN202310970196.6A CN202310970196A CN117160823A CN 117160823 A CN117160823 A CN 117160823A CN 202310970196 A CN202310970196 A CN 202310970196A CN 117160823 A CN117160823 A CN 117160823A
- Authority
- CN
- China
- Prior art keywords
- parts
- ocean engineering
- engineering material
- ocean
- coating liquid
- 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- Withdrawn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
- 239000000463 material Substances 0.000 title claims abstract description 113
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004381 surface treatment Methods 0.000 title claims abstract description 17
- 238000005498 polishing Methods 0.000 claims abstract description 19
- 238000005488 sandblasting Methods 0.000 claims abstract description 15
- 238000005260 corrosion Methods 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000003973 paint Substances 0.000 claims abstract description 7
- 238000005507 spraying Methods 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 24
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 24
- 239000011248 coating agent Substances 0.000 claims description 23
- 238000000576 coating method Methods 0.000 claims description 23
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 12
- 229920001661 Chitosan Polymers 0.000 claims description 12
- 239000004743 Polypropylene Substances 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 235000021355 Stearic acid Nutrition 0.000 claims description 12
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 12
- DLINORNFHVEIFE-UHFFFAOYSA-N hydrogen peroxide;zinc Chemical compound [Zn].OO DLINORNFHVEIFE-UHFFFAOYSA-N 0.000 claims description 12
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 12
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 12
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 12
- 229920001568 phenolic resin Polymers 0.000 claims description 12
- 239000005011 phenolic resin Substances 0.000 claims description 12
- -1 polypropylene Polymers 0.000 claims description 12
- 229920001155 polypropylene Polymers 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 12
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 12
- 239000008117 stearic acid Substances 0.000 claims description 12
- 239000000052 vinegar Substances 0.000 claims description 12
- 235000021419 vinegar Nutrition 0.000 claims description 12
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 9
- 239000011261 inert gas Substances 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 238000007731 hot pressing Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 229910052743 krypton Inorganic materials 0.000 claims description 3
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052754 neon Inorganic materials 0.000 claims description 3
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims description 3
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052724 xenon Inorganic materials 0.000 claims description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 abstract description 9
- 239000007888 film coating Substances 0.000 abstract description 4
- 238000009501 film coating Methods 0.000 abstract description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Application Of Or Painting With Fluid Materials (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The invention relates to the technical field of engineering material treatment, and discloses a surface treatment method of ocean engineering materials, which comprises the following treatment steps: s1, sending the ocean engineering material into heat treatment equipment to heat the ocean engineering material, taking out and removing dirt on the surface of the ocean engineering material, polishing the surface of the ocean engineering material by polishing equipment, and repeatedly polishing for 3-5 times to expose uniform and consistent metal natural color on the surface of the ocean engineering material. According to the surface treatment method for the ocean engineering material, the original corrosion resistance of the ocean engineering material is greatly improved by carrying out sand blasting, film coating and paint spraying on the surface of the ocean engineering material, so that the phenomenon that the surface of the ocean engineering material is not corroded after the ocean engineering material is used for a long time is avoided, the normal use of the ocean engineering material is ensured, and meanwhile, unnecessary potential safety hazards are avoided.
Description
Technical Field
The invention relates to the technical field of engineering material treatment, in particular to a surface treatment method for ocean engineering materials.
Background
Due to the complexity of the ocean environment, facilities in ocean engineering face serious threat of ocean microorganism corrosion, particularly the problem that ocean microorganisms accelerate seawater corrosion to cause corrosion failure of ships and ocean engineering structures is particularly remarkable, the use amount of metal materials in the ocean engineering is huge, and the metal materials with better corrosion resistance commonly used in the ocean environment at present comprise: although the copper alloy, the nickel-based alloy, the titanium alloy, the seawater corrosion resistant steel and the like can effectively reduce the corrosion degree, certain corrosion phenomenon still occurs on the surface of the material for a long time, the use of ocean engineering materials is influenced, and certain potential safety hazards exist at the same time, so the invention provides a surface treatment method of the ocean engineering materials.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a surface treatment method for ocean engineering materials, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above object, the present invention provides the following technical solutions: a surface treatment method of ocean engineering materials comprises the following treatment steps:
s1, sending the ocean engineering material into heat treatment equipment to heat the ocean engineering material, taking out and removing dirt on the surface of the ocean engineering material, polishing the surface of the ocean engineering material by polishing equipment, and repeatedly polishing for 3-5 times to expose uniform and consistent metal natural color on the surface of the ocean engineering material;
s2, sending the pretreated ocean engineering material into a vacuum environment, simultaneously introducing inert gas into the vacuum environment, forming a high-speed spray beam by using compressed air as power, and carrying out sand blasting on the surface of the ocean engineering material, wherein in the sand blasting process, all surfaces of the ocean engineering material can be uniformly treated;
s3, taking out the marine engineering material subjected to sand blasting, polishing burrs on the surface of the marine engineering material to be smooth, guaranteeing the flatness of the whole surface, and then removing the polished sundries;
s4, preparing a coating liquid, taking a mold with the size matched with that of the ocean engineering material, pouring the coating liquid into the mold, and taking out the mold after the coating liquid in the mold forms a film;
s5, placing the prepared film on the surface of the ocean engineering material, then sending the ocean engineering material into a hot press, adhering the film on the surface of the ocean engineering material by using hot pressing equipment, and then taking out the ocean engineering material covered with the film and cooling the ocean engineering material under natural conditions;
s6, after the surface temperature of the ocean engineering material reaches the room temperature, spraying a layer of anti-corrosion paint on the surface of the ocean engineering material; then drying under natural condition.
Preferably, the temperature of the heat treatment in the step 1 is 60-80 ℃, the time of the heat treatment is 15-30min, and the inert gas in the step 2 is one or more of helium, neon, argon, krypton and xenon.
Preferably, the film coating liquid in the step 4 is composed of the following components in parts by weight: 12-14 parts of silicon oxide rubber, 6-8 parts of ceramic powder, 6-8 parts of polypropylene, 2-3 parts of zinc dioxide, 2-4 parts of stearic acid, 3-5 parts of phenolic resin, 1-2 parts of magnesium chloride, 1-3 parts of chitosan, 2-4 parts of phosphite vinegar and 3-5 parts of calcium carbonate.
Preferably, the coating liquid comprises the following components in parts by weight: 12 parts of silicon oxide rubber, 6 parts of ceramic powder, 6 parts of polypropylene, 2 parts of zinc dioxide, 2 parts of stearic acid, 3 parts of phenolic resin, 1 part of magnesium chloride, 1 part of chitosan, 2 parts of phosphite vinegar and 3 parts of calcium carbonate.
Preferably, the coating liquid comprises the following components in parts by weight: 13 parts of silicon oxide rubber, 7 parts of ceramic powder, 7 parts of polypropylene, 2.5 parts of zinc dioxide, 3 parts of stearic acid, 4 parts of phenolic resin, 1.5 parts of magnesium chloride, 2 parts of chitosan, 3 parts of phosphorous acid vinegar and 4 parts of calcium carbonate.
Preferably, the coating liquid comprises the following components in parts by weight: 14 parts of silicon oxide rubber, 8 parts of ceramic powder, 8 parts of polypropylene, 3 parts of zinc dioxide, 4 parts of stearic acid, 5 parts of phenolic resin, 2 parts of magnesium chloride, 3 parts of chitosan, 4 parts of phosphite vinegar and 5 parts of calcium carbonate.
(III) beneficial effects
Compared with the prior art, the invention provides a surface treatment method for ocean engineering materials, which has the following beneficial effects:
according to the surface treatment method for the ocean engineering material, the original corrosion resistance of the ocean engineering material is greatly improved by carrying out sand blasting, film coating and paint spraying on the surface of the ocean engineering material, so that the phenomenon that the surface of the ocean engineering material is not corroded after the ocean engineering material is used for a long time is avoided, the normal use of the ocean engineering material is ensured, and meanwhile, unnecessary potential safety hazards are avoided.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a technical scheme that: the method comprises the following processing steps: s1, sending the ocean engineering material into heat treatment equipment to heat the ocean engineering material, taking out and removing dirt on the surface of the ocean engineering material, polishing the surface of the ocean engineering material by polishing equipment, and repeatedly polishing for 3-5 times to expose uniform and consistent metal natural color on the surface of the ocean engineering material; s2, sending the pretreated ocean engineering material into a vacuum environment, simultaneously introducing inert gas into the vacuum environment, forming a high-speed spray beam by using compressed air as power, and carrying out sand blasting on the surface of the ocean engineering material, wherein in the sand blasting process, all surfaces of the ocean engineering material can be uniformly treated; s3, taking out the marine engineering material subjected to sand blasting, polishing burrs on the surface of the marine engineering material to be smooth, guaranteeing the flatness of the whole surface, and then removing the polished sundries; s4, preparing a coating liquid, taking a mold with the size matched with that of the ocean engineering material, pouring the coating liquid into the mold, and taking out the mold after the coating liquid in the mold forms a film; s5, placing the prepared film on the surface of the ocean engineering material, then sending the ocean engineering material into a hot press, adhering the film on the surface of the ocean engineering material by using hot pressing equipment, and then taking out the ocean engineering material covered with the film and cooling the ocean engineering material under natural conditions; s6, after the surface temperature of the ocean engineering material reaches the room temperature, spraying a layer of anti-corrosion paint on the surface of the ocean engineering material; and then drying under natural conditions, wherein the temperature of the heat treatment in the step 1 is 60-80 ℃, the time of the heat treatment is 15-30min, the inert gas in the step 2 is one or more of helium, neon, argon, krypton and xenon, and the coating liquid in the step 4 consists of the following components in parts by weight: 12-14 parts of silicon oxide rubber, 6-8 parts of ceramic powder, 6-8 parts of polypropylene, 2-3 parts of zinc dioxide, 2-4 parts of stearic acid, 3-5 parts of phenolic resin, 1-2 parts of magnesium chloride, 1-3 parts of chitosan, 2-4 parts of phosphite vinegar and 3-5 parts of calcium carbonate, wherein the coating liquid comprises the following components in parts by weight: 12 parts of silicon oxide rubber, 6 parts of ceramic powder, 6 parts of polypropylene, 2 parts of zinc dioxide, 2 parts of stearic acid, 3 parts of phenolic resin, 1 part of magnesium chloride, 1 part of chitosan, 2 parts of phosphite vinegar and 3 parts of calcium carbonate, wherein the coating liquid comprises the following components in parts by weight: 13 parts of silicon oxide rubber, 7 parts of ceramic powder, 7 parts of polypropylene, 2.5 parts of zinc dioxide, 3 parts of stearic acid, 4 parts of phenolic resin, 1.5 parts of magnesium chloride, 2 parts of chitosan, 3 parts of phosphorous acid vinegar and 4 parts of calcium carbonate, wherein the coating liquid comprises the following components in parts by weight: 14 parts of silicon oxide rubber, 8 parts of ceramic powder, 8 parts of polypropylene, 3 parts of zinc dioxide, 4 parts of stearic acid, 5 parts of phenolic resin, 2 parts of magnesium chloride, 3 parts of chitosan, 4 parts of phosphite vinegar and 5 parts of calcium carbonate.
Working steps;
s1, sending the ocean engineering material into heat treatment equipment to heat the ocean engineering material, taking out and removing dirt on the surface of the ocean engineering material, polishing the surface of the ocean engineering material by polishing equipment, and repeatedly polishing for 3-5 times to expose uniform and consistent metal natural color on the surface of the ocean engineering material;
s2, sending the pretreated ocean engineering material into a vacuum environment, simultaneously introducing inert gas into the vacuum environment, forming a high-speed spray beam by using compressed air as power, and carrying out sand blasting on the surface of the ocean engineering material, wherein in the sand blasting process, all surfaces of the ocean engineering material can be uniformly treated;
s3, taking out the marine engineering material subjected to sand blasting, polishing burrs on the surface of the marine engineering material to be smooth, guaranteeing the flatness of the whole surface, and then removing the polished sundries;
s4, preparing a coating liquid, taking a mold with the size matched with that of the ocean engineering material, pouring the coating liquid into the mold, and taking out the mold after the coating liquid in the mold forms a film;
s5, placing the prepared film on the surface of the ocean engineering material, then sending the ocean engineering material into a hot press, adhering the film on the surface of the ocean engineering material by using hot pressing equipment, and then taking out the ocean engineering material covered with the film and cooling the ocean engineering material under natural conditions;
s6, after the surface temperature of the ocean engineering material reaches the room temperature, spraying a layer of anti-corrosion paint on the surface of the ocean engineering material; then drying under natural condition.
In summary, according to the surface treatment method for the ocean engineering material, the original corrosion resistance of the ocean engineering material is greatly improved by carrying out sand blasting, film coating and paint spraying on the surface of the ocean engineering material, so that the surface of the ocean engineering material is not corroded after the ocean engineering material is used for a long time, the normal use of the ocean engineering material is ensured, and meanwhile, unnecessary potential safety hazards are avoided.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A surface treatment method for ocean engineering materials is characterized in that: the method comprises the following processing steps:
s1, sending the ocean engineering material into heat treatment equipment to heat the ocean engineering material, taking out and removing dirt on the surface of the ocean engineering material, polishing the surface of the ocean engineering material by polishing equipment, and repeatedly polishing for 3-5 times to expose uniform and consistent metal natural color on the surface of the ocean engineering material;
s2, sending the pretreated ocean engineering material into a vacuum environment, simultaneously introducing inert gas into the vacuum environment, forming a high-speed spray beam by using compressed air as power, and carrying out sand blasting on the surface of the ocean engineering material, wherein in the sand blasting process, all surfaces of the ocean engineering material can be uniformly treated;
s3, taking out the marine engineering material subjected to sand blasting, polishing burrs on the surface of the marine engineering material to be smooth, guaranteeing the flatness of the whole surface, and then removing the polished sundries;
s4, preparing a coating liquid, taking a mold with the size matched with that of the ocean engineering material, pouring the coating liquid into the mold, and taking out the mold after the coating liquid in the mold forms a film;
s5, placing the prepared film on the surface of the ocean engineering material, then sending the ocean engineering material into a hot press, adhering the film on the surface of the ocean engineering material by using hot pressing equipment, and then taking out the ocean engineering material covered with the film and cooling the ocean engineering material under natural conditions;
s6, after the surface temperature of the ocean engineering material reaches the room temperature, spraying a layer of anti-corrosion paint on the surface of the ocean engineering material; then drying under natural condition.
2. The surface treatment method for ocean engineering materials according to claim 1, wherein: the temperature of the heat treatment in the step 1 is 60-80 ℃, the time of the heat treatment is 15-30min, and the inert gas in the step 2 is one or more of helium, neon, argon, krypton and xenon.
3. The surface treatment method for ocean engineering materials according to claim 1, wherein: the coating liquid in the step 4 comprises the following components in parts by weight: 12-14 parts of silicon oxide rubber, 6-8 parts of ceramic powder, 6-8 parts of polypropylene, 2-3 parts of zinc dioxide, 2-4 parts of stearic acid, 3-5 parts of phenolic resin, 1-2 parts of magnesium chloride, 1-3 parts of chitosan, 2-4 parts of phosphite vinegar and 3-5 parts of calcium carbonate.
4. The surface treatment method for ocean engineering materials according to claim 1, wherein: the coating liquid comprises the following components in parts by weight: 12 parts of silicon oxide rubber, 6 parts of ceramic powder, 6 parts of polypropylene, 2 parts of zinc dioxide, 2 parts of stearic acid, 3 parts of phenolic resin, 1 part of magnesium chloride, 1 part of chitosan, 2 parts of phosphite vinegar and 3 parts of calcium carbonate.
5. The surface treatment method for ocean engineering materials according to claim 1, wherein: the coating liquid comprises the following components in parts by weight: 13 parts of silicon oxide rubber, 7 parts of ceramic powder, 7 parts of polypropylene, 2.5 parts of zinc dioxide, 3 parts of stearic acid, 4 parts of phenolic resin, 1.5 parts of magnesium chloride, 2 parts of chitosan, 3 parts of phosphorous acid vinegar and 4 parts of calcium carbonate.
6. The surface treatment method for ocean engineering materials according to claim 1, wherein: the coating liquid comprises the following components in parts by weight: 14 parts of silicon oxide rubber, 8 parts of ceramic powder, 8 parts of polypropylene, 3 parts of zinc dioxide, 4 parts of stearic acid, 5 parts of phenolic resin, 2 parts of magnesium chloride, 3 parts of chitosan, 4 parts of phosphite vinegar and 5 parts of calcium carbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310970196.6A CN117160823A (en) | 2023-08-03 | 2023-08-03 | Ocean engineering material surface treatment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310970196.6A CN117160823A (en) | 2023-08-03 | 2023-08-03 | Ocean engineering material surface treatment method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117160823A true CN117160823A (en) | 2023-12-05 |
Family
ID=88936564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310970196.6A Withdrawn CN117160823A (en) | 2023-08-03 | 2023-08-03 | Ocean engineering material surface treatment method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117160823A (en) |
-
2023
- 2023-08-03 CN CN202310970196.6A patent/CN117160823A/en not_active Withdrawn
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101362969B1 (en) | Protective coatings for metals | |
| CN109440163B (en) | Nickel-free hole sealing agent for aluminum and aluminum alloy anodic oxide films and application thereof | |
| CN108950644B (en) | 7-series aluminum product anodic oxide film remover and film removing method | |
| US5205874A (en) | Process of protecting metallic and wood surfaces using silicate compounds | |
| CN117160823A (en) | Ocean engineering material surface treatment method | |
| JPS6013061A (en) | Chromium-containing alloy | |
| US3345276A (en) | Surface treatment for magnesiumlithium alloys | |
| CN108220945A (en) | A kind of Al alloy parts blackening process method | |
| US2723952A (en) | Method of electrolytically coating magnesium and electrolyte therefor | |
| US2311623A (en) | Surface treatment for aluminum | |
| CN108411239B (en) | Method for hot dipping co-infiltration of aluminum-copper alloy | |
| CN110756522A (en) | Surface treatment method for ocean engineering material | |
| CN110205618B (en) | Method for preparing high-hardness film layer on surface of magnesium alloy in short process | |
| CN105506536A (en) | Corrosion resistance process of carbon steel frying pan | |
| CN112593221A (en) | Anti-oxidation aluminum alloy surface treating agent | |
| CN111155121A (en) | Aluminum-magnesium alloy film remover | |
| US3447973A (en) | Protective treatment for magnesium | |
| JPH0551711A (en) | Production of high temperature-worked product of aluminum alloy | |
| CN108842144A (en) | The method of automobile exhaust cylinder surface blackening processing | |
| CN104018170A (en) | Low-temperature environment-friendly chromium-free phosphating-film-removing agent | |
| KR102360526B1 (en) | Coated steel sheets with high pitting corrosion resistance and the method of the same | |
| CN110747423A (en) | Processing technology for hot-dip aluminum-zinc-silicon of continuous thick plate | |
| CN115151613B (en) | Metal protective coating | |
| KR102447942B1 (en) | Powder coating method for die-casting products | |
| CN110923688A (en) | Preparation method of iridescent conversion film on surface of aluminum alloy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20231205 |
|
| WW01 | Invention patent application withdrawn after publication |