CN112129693A - Rust-resistant and corrosion-resistant detection process for aluminum-silicon plated plate - Google Patents
Rust-resistant and corrosion-resistant detection process for aluminum-silicon plated plate Download PDFInfo
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- CN112129693A CN112129693A CN202011139031.7A CN202011139031A CN112129693A CN 112129693 A CN112129693 A CN 112129693A CN 202011139031 A CN202011139031 A CN 202011139031A CN 112129693 A CN112129693 A CN 112129693A
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- aluminum
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- silicon
- silicon plating
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- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 238000005260 corrosion Methods 0.000 title claims abstract description 27
- 230000007797 corrosion Effects 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 12
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 11
- 238000007747 plating Methods 0.000 claims abstract description 52
- 238000005303 weighing Methods 0.000 claims abstract description 28
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 27
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000008367 deionised water Substances 0.000 claims abstract description 9
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000011780 sodium chloride Substances 0.000 claims abstract description 7
- 238000012360 testing method Methods 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims description 45
- 239000012085 test solution Substances 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 229910018125 Al-Si Inorganic materials 0.000 claims 1
- 229910018520 Al—Si Inorganic materials 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
- G01N17/006—Investigating resistance of materials to the weather, to corrosion, or to light of metals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
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- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Investigating And Analyzing Materials By Characteristic Methods (AREA)
- Chemically Coating (AREA)
Abstract
The invention provides a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plating plate, which comprises the following steps of: preparing a solution, carrying out initial weighing, carrying out corrosion-resistant treatment and carrying out subsequent weighing; according to the invention, deionized water, ethanol solutions with different concentrations, sodium chloride solutions with different concentrations and acetic acid solutions with different concentrations are respectively adopted to carry out corrosion resistance test on the aluminum-silicon plating plate, so that the corrosion resistance of the aluminum-silicon plating plate under different ion environments is obtained; and three sets of controls were used to simulate the various conditions of corrosion by directly immersing the aluminum-silicon plated sheets in the solution, in the atmosphere formed by the solution, and forming the galvanic cells in the solution, with representative conclusions.
Description
Technical Field
The invention relates to the technical field of detection of aluminum-silicon plated plates, in particular to a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plated plate.
Background
Aluminum-silicon-plated sheets are also known as aluminum-plated steel sheets, and are also known as aluminized sheets or hot-dipped aluminized sheets. The aluminum-plated steel sheet is a steel sheet with an aluminum-silicon alloy coating, the aluminum content of the coating is 90% and the silicon content of the coating is 10%, the aluminum-plated steel sheet has good heat resistance, heat reflectivity and corrosion resistance, and the mechanical property and the physical property of the aluminum-plated steel sheet are superior to those of a cold-rolled steel sheet. The aluminum-silicon plated plate is often applied to an exhaust system of an automobile in the production of automobile parts, and the exhaust system of the automobile generates high-temperature and corrosive acid gas in working engineering, so the corrosion resistance of the exhaust system is particularly important. Therefore, the corrosion resistance test of the aluminum-silicon plated plate is needed to determine the thickness of the exhaust system and whether the plated film is formed or not and the thickness of the plated film in the actual production process.
Disclosure of Invention
The invention aims to provide a rust-proof and corrosion-resistant detection process for an aluminum-silicon plated plate, which overcomes the problems or at least partially solves the problems so as to solve the technical problem of detection of the aluminum-silicon plated plate.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plating plate, which comprises the following steps of:
(1) taking an aluminum-silicon plating layer plate which is smooth and clean in surface and uniform in thickness, and cutting the aluminum-silicon plating layer plate into small rectangular sections with uniform sizes;
(2) preparing a test solution, wherein the test solution comprises 5%, 10% and 15% of ethanol solution, 5%, 10% and 15% of sodium chloride solution, 5%, 10% and 15% of acetic acid solution and deionized water, and the mass fractions of the acetic acid solution and the deionized water are respectively 5%, 10 experimental groups in total, and three parts of the test solution are taken as each experimental group;
(3) taking 10 aluminum-silicon plating layer plate segments, weighing the segments, recording the weights as initial weights, taking 10 parts of solution of a first 10 experimental groups, directly putting the 10 aluminum-silicon plating layer plate segments into the 10 parts of solution, sealing and standing for 24-36 hours;
(4) taking 10 aluminum-silicon plating plate small sections, weighing the weight of the small sections, taking 10 parts of solution of a second 10 experimental groups, atomizing the 10 parts of solution through a sprayer, respectively spraying the solution into a closed vessel, setting the air pressure value in the vessel, heating the vessel, respectively putting the 10 aluminum-silicon plating plate small sections into each vessel, and standing for 12-15 hours;
(5) taking 10 aluminum-silicon plating layer small sections, weighing the weight of the small sections, taking 10 parts of solution of a second 10 experimental groups, pouring 10 parts of solution into electrolytic baths respectively, putting 10 aluminum-silicon plating layer small sections into the electrolytic baths respectively, adding lead blocks into each electrolytic bath, then connecting the 10 aluminum-silicon plating layer small sections with the lead blocks through wires respectively, and standing for 6-8 hours;
(6) taking out 30 aluminum-silicon plating plate small sections, cleaning, weighing, recording as subsequent weighing, and comparing with the previous weighing data;
(7) respectively observing the surface corrosion conditions of 30 aluminum-silicon plating plate segments, and recording;
in a further aspect of the present invention, the thickness of the al-si plating layer is set to 1 to 1.5 mm.
As a further aspect of the present invention, in the step (4), the pressure in the vessel is set to 50 to 70kPa, and the temperature in the vessel is set to 70 to 90 ℃.
The invention provides a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plated plate, which has the beneficial effects that: according to the invention, deionized water, ethanol solutions with different concentrations, sodium chloride solutions with different concentrations and acetic acid solutions with different concentrations are respectively adopted to carry out corrosion resistance test on the aluminum-silicon plating plate, so that the corrosion resistance of the aluminum-silicon plating plate under different ion environments is obtained; and three sets of controls were used to simulate the various conditions of corrosion by directly immersing the aluminum-silicon plated sheets in the solution, in the atmosphere formed by the solution, and forming the galvanic cells in the solution, with representative conclusions.
Detailed Description
The first embodiment is as follows:
a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plating plate comprises the following steps:
(1) taking an aluminum-silicon plating layer plate which is smooth and clean in surface and 1-1.5mm in thickness, and cutting the aluminum-silicon plating layer plate into small rectangular sections with uniform sizes;
(2) preparing a test solution, wherein the test solution comprises 5%, 10% and 15% of ethanol solution, 5%, 10% and 15% of sodium chloride solution, 5%, 10% and 15% of acetic acid solution and deionized water, and 10 experimental groups are provided;
(3) taking 10 aluminum-silicon plating plate segments, weighing the segments, recording the weights as initial weights, taking 10 parts of solution of 10 experimental groups, directly putting the 10 aluminum-silicon plating plate segments into the 10 parts of solution, sealing and standing for 24-36 hours;
(4) taking out 10 aluminum-silicon plating plate segments, cleaning, weighing, recording as subsequent weighing, and comparing with the previous weighing data;
(5) and respectively observing the surface corrosion conditions of 10 aluminum-silicon plating plate segments, and recording.
Example two:
a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plating plate comprises the following steps:
(1) taking an aluminum-silicon plating layer plate which is smooth and clean in surface and 1-1.5mm in thickness, and cutting the aluminum-silicon plating layer plate into small rectangular sections with uniform sizes;
(2) preparing a test solution, wherein the test solution comprises 5%, 10% and 15% of ethanol solution, 5%, 10% and 15% of sodium chloride solution, 5%, 10% and 15% of acetic acid solution and deionized water, and 10 experimental groups are provided;
(3) taking 10 aluminum-silicon plating layer plate segments, weighing the segments, recording the weights as initial weights, taking 10 parts of solutions of 10 experimental groups, atomizing the 10 parts of solutions through an atomizer, respectively spraying the solutions into a closed vessel, setting an air pressure value in the vessel, setting the air pressure value to be 50-70kPa, heating the vessel, setting the heating temperature to be 70-90 ℃, keeping the atomizing state of the solutions, respectively putting the 10 aluminum-silicon plating layer plate segments into each vessel, and standing for 12-15 hours;
(4) taking out 10 aluminum-silicon plating plate segments, cleaning, weighing, recording as subsequent weighing, and comparing with the previous weighing data;
(5) and respectively observing the surface corrosion conditions of 10 aluminum-silicon plating plate segments, and recording.
EXAMPLE III
(1) Taking an aluminum-silicon plating layer plate which is smooth and clean in surface and 1-1.5mm in thickness, and cutting the aluminum-silicon plating layer plate into small rectangular sections with uniform sizes;
(2) preparing a test solution, wherein the test solution comprises 5%, 10% and 15% of ethanol solution, 5%, 10% and 15% of sodium chloride solution, 5%, 10% and 15% of acetic acid solution and deionized water, and 10 experimental groups are provided;
(3) taking 10 aluminum-silicon plating layer plate segments, weighing the segments, recording the weights as initial weights, taking 10 parts of solutions of 10 experimental groups, respectively pouring the 10 parts of solutions into electrolytic baths, respectively putting the 10 aluminum-silicon plating layer plate segments into the electrolytic baths, adding lead blocks into each electrolytic bath, respectively connecting the 10 aluminum-silicon plating layer plate segments with the lead blocks through leads, and standing for 6-8 hours;
(4) taking out 10 aluminum-silicon plating plate segments, cleaning, weighing, recording as subsequent weighing, and comparing with the previous weighing data;
(5) and respectively observing the surface corrosion conditions of 10 aluminum-silicon plating plate segments, and recording.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Initial weighing (g) and subsequent weighing (g) for each experimental group are shown in the following table:
Claims (3)
1. a rust-resistant and corrosion-resistant detection process for an aluminum-silicon plating plate comprises the following steps:
(1) taking an aluminum-silicon plating layer plate which is smooth and clean in surface and uniform in thickness, and cutting the aluminum-silicon plating layer plate into small rectangular sections with uniform sizes;
(2) preparing a test solution, wherein the test solution comprises 5%, 10% and 15% of ethanol solution, 5%, 10% and 15% of sodium chloride solution, 5%, 10% and 15% of acetic acid solution and deionized water, and the mass fractions of the acetic acid solution and the deionized water are respectively 5%, 10 experimental groups in total, and three parts of the test solution are taken as each experimental group;
(3) taking 10 aluminum-silicon plating layer plate segments, weighing the segments, recording the weights as initial weights, taking 10 parts of solution of a first 10 experimental groups, directly putting the 10 aluminum-silicon plating layer plate segments into the 10 parts of solution, sealing and standing for 24-36 hours;
(4) taking 10 aluminum-silicon plating plate small sections, weighing the weight of the small sections, taking 10 parts of solution of a second 10 experimental groups, atomizing the 10 parts of solution through a sprayer, respectively spraying the solution into a closed vessel, setting the air pressure value in the vessel, heating the vessel, respectively putting the 10 aluminum-silicon plating plate small sections into each vessel, and standing for 12-15 hours;
(5) taking 10 aluminum-silicon plating layer small sections, weighing the weight of the small sections, taking 10 parts of solution of a second 10 experimental groups, pouring 10 parts of solution into electrolytic baths respectively, putting 10 aluminum-silicon plating layer small sections into the electrolytic baths respectively, adding lead blocks into each electrolytic bath, then connecting the 10 aluminum-silicon plating layer small sections with the lead blocks through wires respectively, and standing for 6-8 hours;
(6) taking out 30 aluminum-silicon plating plate small sections, cleaning, weighing, recording as subsequent weighing, and comparing with the previous weighing data;
(7) and respectively observing the surface corrosion conditions of 30 aluminum-silicon plating plate segments, and recording.
2. The process for testing rust and corrosion resistance of the aluminum-silicon plated plate according to claim 1, wherein the thickness of the aluminum-silicon plated plate is set to be 1-1.5 mm.
3. The process for testing rust and corrosion resistance of an Al-Si plating plate according to claim 1, wherein in the step (4), the pressure in the vessel is set to 50-70kPa, and the temperature in the vessel is set to 70-90 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011139031.7A CN112129693A (en) | 2020-10-22 | 2020-10-22 | Rust-resistant and corrosion-resistant detection process for aluminum-silicon plated plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011139031.7A CN112129693A (en) | 2020-10-22 | 2020-10-22 | Rust-resistant and corrosion-resistant detection process for aluminum-silicon plated plate |
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| CN112129693A true CN112129693A (en) | 2020-12-25 |
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| CN202011139031.7A Pending CN112129693A (en) | 2020-10-22 | 2020-10-22 | Rust-resistant and corrosion-resistant detection process for aluminum-silicon plated plate |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353432A (en) * | 2013-06-14 | 2013-10-16 | 江苏法尔胜材料分析测试有限公司 | Detection method of plated layer corrosion rate in steel wire or steel wire rope |
| CN104819930A (en) * | 2015-05-05 | 2015-08-05 | 中国兵器科学研究院宁波分院 | Metal surface protective layer corrosion test method |
| CN109765173A (en) * | 2019-01-16 | 2019-05-17 | 肇庆理士电源技术有限公司 | The method for rapidly testing of grid corrosion resistance |
| CN110411934A (en) * | 2019-07-16 | 2019-11-05 | 江苏理工学院 | A kind of rapid evaluation prediction technique of corrosion of aluminium alloy grade |
| CN111487181A (en) * | 2020-04-27 | 2020-08-04 | 苏州阿特斯阳光电力科技有限公司 | Corrosion resistance test method and device for photovoltaic product |
-
2020
- 2020-10-22 CN CN202011139031.7A patent/CN112129693A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353432A (en) * | 2013-06-14 | 2013-10-16 | 江苏法尔胜材料分析测试有限公司 | Detection method of plated layer corrosion rate in steel wire or steel wire rope |
| CN104819930A (en) * | 2015-05-05 | 2015-08-05 | 中国兵器科学研究院宁波分院 | Metal surface protective layer corrosion test method |
| CN109765173A (en) * | 2019-01-16 | 2019-05-17 | 肇庆理士电源技术有限公司 | The method for rapidly testing of grid corrosion resistance |
| CN110411934A (en) * | 2019-07-16 | 2019-11-05 | 江苏理工学院 | A kind of rapid evaluation prediction technique of corrosion of aluminium alloy grade |
| CN111487181A (en) * | 2020-04-27 | 2020-08-04 | 苏州阿特斯阳光电力科技有限公司 | Corrosion resistance test method and device for photovoltaic product |
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Application publication date: 20201225 |
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