CN104630697B - A kind of ternary co-osmosized layer of zinc-aluminum-magnesium and preparation method - Google Patents
A kind of ternary co-osmosized layer of zinc-aluminum-magnesium and preparation method Download PDFInfo
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- CN104630697B CN104630697B CN201410789848.7A CN201410789848A CN104630697B CN 104630697 B CN104630697 B CN 104630697B CN 201410789848 A CN201410789848 A CN 201410789848A CN 104630697 B CN104630697 B CN 104630697B
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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
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
- C23C10/34—Embedding in a powder mixture, i.e. pack cementation
- C23C10/52—Embedding in a powder mixture, i.e. pack cementation more than one element being diffused in one step
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Abstract
The present invention relates to belonging to metal material surface technical field, more particularly to a kind of ternary co-osmosized layer of zinc-aluminum-magnesium and preparation method.This method is on the basis of dip galvanized aluminum magnesium alloying technology, by the Al alloys andMg alloys necessarily matched, under certain limit temperature conditionss, and certain handling process coordinates the energizer voluntarily researched and developed, the ternary co-osmosized layer of zinc-aluminum-magnesium is prepared in metal material surface.The present invention is for zinc-aluminum-magnesium permeation technology there is provided the ternary co-osmosized layer of stable zinc-aluminum-magnesium with high alumina, high content of magnesium, is formed, and high thickness, infiltration layer pattern are excellent, bond strength is high, realize metal material surface prepares zinc-aluminum-magnesium co-penetration layer.The preparation method cost is low, prepared by easy industrialized production.
Description
Technical field：
The invention belongs to metal material surface thermo-chemical treatment field, more particularly to a kind of ternary co-osmosized layer of zinc-aluminum-magnesium and system
Preparation Method.
Background technology：
In metal surface, zincizing, aluminising or allumen are important metal material surface chemical heat treatment technologies.Alloy
Infiltration layer has than zincizing, the more preferable decay resistance of aluminising in many circumstances, and the effective ways of currently acquired alloyed layer have
Liquid blends powder and oozed, but has the shortcomings that process time length, difficult industrialized production.Aluminising, zincizing and allumen are common
Ooze and be both needed to higher treatment temperature, cause the intensity of metal material to decline, the longer process time causes the huge of time and the energy
It is big to waste.Reacted to each other between multi-element metal and its metallurgical binding with parent metal, form multicomponent thermochemical treatment layer, it is thickness, hardness, resistance to
Mill property, corrosion resisting property are significantly increased, as current study hotspot.
[the Computational design and optimization of such as Samuel R.Cross.
multilayered and functionally graded corrosion coatings.Corrosion
Science.2013,77,297-307] it have studied the corrosion-resistant influence of zinc-aluminum-magnesium alloy-layer, it is indicated that and Al, Mg are to protection layer surface shadow
Ring and the overall corrosion resisting property of overcoat is lifted.[the Chemistry of corrosion products on such as S.Sch ü rz
Zn-Al-Mg alloy coated steel.Corrosion Science.2010,52 (10), 3271-3279] prepare height
Al, Mg proportioning zinc-aluminum-magnesium layer, with excellent corrosion resisting property.
The content of the invention：
In order to solve, the technological requirement that dip galvanized aluminum magnesium is present in the prior art is high, coating surface is uneven, can not shape
Into high-performance infiltration layer etc. is not enough and problem, the invention provides a kind of aluminium, content of magnesium suitable for metal material be high, high thickness,
Infiltration layer pattern is excellent, bond strength is high, produced suitable for industrialization promotion the ternary co-osmosized layer of zinc-aluminum-magnesium and preparation method.
To achieve these goals, the present invention uses following technical scheme：
A kind of preparation method of the ternary co-osmosized layer of zinc-aluminum-magnesium, comprises the following steps：
1) by metallic matrix decontamination, oil removing；
2) to step 1) metal to be measured after processing carries out impeller blasting processing, and derusting grade is is not less than Sa21/2Level；
3) by ternary co-osmosized dose, energizer and step 2) processing after metal to be measured be placed in container, heat 0.5-3min,
Heating-up temperature is 410 DEG C -460 DEG C, is produced；
The parts by weight for obtaining each component of ternary co-osmosized layer are：Al 35-48%, Mg 8-13%, Zn 40-53%.
Preferably, step 1) in, the oil removal treatment is, at 90 DEG C -100 DEG C, to distinguish clear with NaOH solution and clear water
Wash metal to be measured.
Preferably, step 3) in, the heating-up temperature is 410 DEG C -460 DEG C.
Preferably, step 3) in, the parts by weight for obtaining each component of ternary co-osmosized layer are：Al 35-48%,
Mg8-13%, Zn 40-53%.
Preferably, step 3) in, in described ternary penetration enhancer, the particle diameter of each component is less than 70 μm.
Preferably, step 3) in, the percetage by weight of each component is as follows in described energizer：ZnCl235%-
45%；NaF2%-10%；CeCl20.5%-3.5%；SnCl24.5%-8.5%；H2O20.5%-2%；Surfactant
0.1%-0.5%, surplus is water.
The ternary co-osmosized layer of zinc-aluminum-magnesium prepared by any of the above-described method, its thickness is 65-100 μm.
The application of the ternary co-osmosized layer of zinc-aluminum-magnesium prepared by the above method in manufacture offshore drilling platform.
The advantageous effects of the present invention：
1. the present invention is total to for zinc-aluminum-magnesium permeation technology there is provided stable zinc-aluminum-magnesium ternary with high alumina, high content of magnesium, is formed
Infiltration layer, high thickness, infiltration layer pattern are excellent, bond strength is high, realize metal material surface prepares zinc-aluminum-magnesium co-penetration layer.The preparation side
Method cost is low, prepared by easy industrialized production.
2. anti-corrosion co-penetration layer prepared by the present invention, has carried out neutral salt spray test test, as a result show the rust spot time occur
For 700h, and there is rust spot time only 140h in traditional galvanizing, therefore, possess used under the conditions of exceedingly odious will
Ask, be used widely in manufacture offshore drilling platform.
Embodiment
Further illustrated with reference to embodiment.
A kind of preparation method of the ternary co-osmosized layer of zinc-aluminum-magnesium of embodiment 1, comprises the following steps：
1) dirt of decontamination metal surface to be measured, in metal to be measured being respectively washed at 95 DEG C with NaOH solution and clear water 3 times,
Remove the grease of metal surface to be measured；
2) to step 1) metal to be measured after processing carries out impeller blasting processing, and derusting grade is is not less than Sa21/2Level；
3) by ternary co-osmosized dose, (parts by weight of each component are in described ternary co-osmosized dose：Al 42%, Mg 10%,
Zn 48%；The particle diameter of each component be less than 70 μm), (percetage by weight of described energizer each component is as follows for energizer：
ZnCl240%；NaF 6%；CeCl22%；SnCl26%；H2O21.5%；Surfactant 0.35%, surplus is water) and step
2) metal to be measured after handling is placed in container, heats 1.5min, and heating-up temperature is 450 DEG C, produces the ternary co-osmosized layer of zinc-aluminum-magnesium,
Its thickness is 80 μm.
Embodiment 2：A kind of preparation method of the ternary co-osmosized layer of zinc-aluminum-magnesium, comprises the following steps：
1) dirt of decontamination metal surface to be measured, in metal 3 to be measured is respectively washed at 100 DEG C with NaOH solution and clear water
It is secondary, remove the grease of metal surface to be measured；
2) to step 1) metal to be measured after processing carries out impeller blasting processing, and derusting grade is is not less than Sa21/2Level；
3) by ternary co-osmosized dose, (parts by weight of each component are in described ternary co-osmosized dose：Al 35%, Mg 12%,
Zn53%；The particle diameter of each component be less than 70 μm), (percetage by weight of each component is as follows in described energizer for energizer：
ZnCl235%；NaF 2%；CeCl20.5%；SnCl24.5%；H2O20.5%；Surfactant 0.1%, surplus is water) and step
Metal to be measured after rapid 2) processing is placed in container, heats 0.5min, and heating-up temperature is 410 DEG C, produces zinc-aluminum-magnesium ternary co-osmosized
Layer, its thickness is 65 μm.
Embodiment 3：A kind of preparation method of the ternary co-osmosized layer of zinc-aluminum-magnesium, comprises the following steps：
1) dirt of decontamination metal surface to be measured, in metal 3 to be measured is respectively washed at 100 DEG C with NaOH solution and clear water
It is secondary, remove the grease of metal surface to be measured；
2) to step 1) metal to be measured after processing carries out impeller blasting processing, and derusting grade is is not less than Sa21/2Level；
3) by ternary co-osmosized dose, (parts by weight of each component are in described ternary co-osmosized dose：Al 48%, Mg 12%,
Zn 40%；The particle diameter of each component be less than 70 μm), (percetage by weight of each component is as follows in described energizer for energizer：
ZnCl245%；NaF 10%；CeCl23.5%；SnCl28.5%；H2O22%；Surfactant 0.5%, surplus is water) and step
Metal to be measured after rapid 2) processing is placed in container, heats 3min, and heating-up temperature is 460 DEG C, produces the ternary co-osmosized layer of zinc-aluminum-magnesium,
Its thickness is 100 μm.
Performance test：
The ternary co-osmosized layer of zinc-aluminum-magnesium prepared in the embodiment of the present invention is tested through neutral salt spray test, is as a result shown：Rust spot
Time of occurrence is all more than 700h.
Although the above-mentioned embodiment to the present invention is described, not to the limit of the scope of the present invention
System, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art need not pay
Go out various modifications or deform still within protection scope of the present invention that creative work can make.
Claims (3)
1. a kind of preparation method of the ternary co-osmosized layer of zinc-aluminum-magnesium, it is characterised in that comprise the following steps：
1) remove to decontaminate the dirt of metal surface to be measured, in being respectively washed metal to be measured at 100 DEG C with NaOH solution and clear water 3 times,
Remove the grease of metal surface to be measured；
2) to step 1) metal to be measured after processing carries out impeller blasting processing, and derusting grade is is not less than Sa21/2Level；
3) by ternary co-osmosized dose, energizer and step 2) processing after metal to be measured be placed in container, heat 0.5min, heating temperature
Spend for 410 DEG C, produce the ternary co-osmosized layer of zinc-aluminum-magnesium, its thickness is 65 μm；
The parts by weight of each component are in described ternary co-osmosized dose：Al 35%, Mg 12%, Zn 53%；The particle diameter of each component
Less than 70 μm；
The percetage by weight of each component is as follows in described energizer：ZnCl235%；NaF 2%；CeCl20.5%；SnCl2
4.5%；H2O20.5%；Surfactant 0.1%, surplus is water.
2. the ternary co-osmosized layer of zinc-aluminum-magnesium prepared by claim 1 methods described.
3. application of the ternary co-osmosized layer of zinc-aluminum-magnesium in manufacture offshore drilling platform described in claim 2.
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| CN105063532B (en) * | 2015-08-17 | 2018-05-29 | 国网山东省电力公司电力科学研究院 | A kind of high corrosion-resistant list plating type zinc-aluminum-magnesium rare earth protective coating and preparation process |
| CN105039903B (en) * | 2015-08-17 | 2018-06-26 | 国网山东省电力公司电力科学研究院 | A kind of technique that zinc-aluminium magnesium alloy co-penetration layer is prepared based on single plating method |
| CN106987797B (en) * | 2017-04-05 | 2019-01-25 | 陕西理工大学 | A kind of manufacturing process of anticorrosion rolling linear guide |
| CN111926285A (en) * | 2020-06-30 | 2020-11-13 | 湘潭大学 | Method for preparing zinc-aluminum-magnesium powder zincizing agent and treating steel |
| CN114525468B (en) * | 2022-02-10 | 2024-04-05 | 长江师范学院 | Surface treatment process of carbon steel crucible |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510031A (en) * | 2013-10-23 | 2014-01-15 | 国家电网公司 | Plating assistant agent for zinc aluminum magnesium alloy hot dipping for steel wire |
| EP2728035A1 (en) * | 2012-10-31 | 2014-05-07 | MTU Aero Engines GmbH | Method for altering the surface properties of components |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2728035A1 (en) * | 2012-10-31 | 2014-05-07 | MTU Aero Engines GmbH | Method for altering the surface properties of components |
| CN103510031A (en) * | 2013-10-23 | 2014-01-15 | 国家电网公司 | Plating assistant agent for zinc aluminum magnesium alloy hot dipping for steel wire |
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Effective date of registration: 20220124 Address after: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee after: STATE GRID CORPORATION OF CHINA Patentee after: ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER Co. Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: STATE GRID CORPORATION OF CHINA Patentee before: Shandong Electric Power Research Institute |
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