CN112831795A - Production process for metal surface treatment - Google Patents
Production process for metal surface treatment Download PDFInfo
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- CN112831795A CN112831795A CN201911162439.3A CN201911162439A CN112831795A CN 112831795 A CN112831795 A CN 112831795A CN 201911162439 A CN201911162439 A CN 201911162439A CN 112831795 A CN112831795 A CN 112831795A
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Classifications
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/04—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly acid liquids
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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
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
Abstract
The invention relates to a production process for metal surface treatment, which comprises the following process steps: putting a metal material into a derusting box body, soaking the box body in a derusting solution for 20-30 minutes, and then brushing rust stains on the surface of the metal by using a brush; putting the metal brushed in the step one into a clean water tank for washing for 10-15 minutes; putting the metal washed in the step two into an alkali liquor pool for neutralization, wherein the alkali liquor solubility is 15%, and the neutralization time is 60 minutes, and then naturally drying; performing shot blasting treatment on the metal material dried in the third step; putting the four metal materials subjected to shot blasting treatment in the step into a hot water pool for washing, wherein the hot water temperature is 50-60 ℃, and the washing time is 30 minutes; and taking out the five washed metal materials, heating and drying, and spraying an antirust agent. The rust removing method is convenient and fast to operate, low in cost, capable of effectively removing rust on the surface of the metal material, capable of ensuring the quality of the metal material, remarkable in effect and capable of improving the safety of construction operation.
Description
Technical Field
The invention belongs to the technical field of metal, and particularly relates to a production process for metal surface treatment.
Background
With the continuous development of the industrial technical level in China, metal as the most basic material in industrial production application covers the whole industrial production field, and the metal has very great effect, but the metal material is generally placed in an indoor or outdoor environment, and because of the property of the metal, the metal material is placed in the air for a long time, the metal surface is easy to rust or corrode, so that the appearance quality of the metal is directly influenced, the normal operation of metal painting and welding installation work is more importantly directly influenced, if the metal material is not treated in time, the metal material is easy to scrap, meanwhile, the potential safety hazard is generated to the construction operation, and the subsequent assumption is not good.
Disclosure of Invention
The invention aims to solve the defects and provides a production process for metal surface treatment.
In order to overcome the defects in the background art, the technical scheme adopted by the invention for solving the technical problems is as follows: a production process for metal surface treatment is characterized by comprising the following process steps:
(1) putting a metal material into a derusting box body, soaking the box body in a derusting solution for 20-30 minutes, and then brushing rust stains on the surface of the metal by using a brush;
(2) putting the metal brushed in the step one into a clean water tank for washing for 10-15 minutes;
(3) putting the metal washed in the step two into an alkali liquor pool for neutralization, wherein the alkali liquor solubility is 15%, and the neutralization time is 60 minutes, and then naturally drying;
(4) performing shot blasting treatment on the metal material dried in the third step;
(5) putting the four metal materials subjected to shot blasting treatment in the step into a hot water pool for washing, wherein the hot water temperature is 50-60 ℃, and the washing time is 30 minutes;
(6) and taking out the five washed metal materials, heating and drying, and spraying an antirust agent.
Further preferably, the rust removing liquid consists of the following components in parts by mass: 50-60 parts of hydrochloric acid, 2-4 parts of sulfuric acid, 6-8 parts of methacrylic acid, 1-3 parts of polyaluminum chloride, 0-0.5 part of triethanolamine, 1-2 parts of sodium chloride and 0-2 parts of citric acid.
Further preferably, the antirust agent consists of the following components in parts by mass: 20-25 parts of gluconate, 2-4 parts of triethanolamine, 6-8 parts of molybdate, 1.5-3.5 parts of organic phosphoric acid, 3-5 parts of sodium benzoate, 5-7 parts of nonionic surfactant and 80-100 parts of deionized water.
The invention has the beneficial effects that: the rust removal device is convenient to operate and low in cost, rust on the surface of a metal material can be effectively removed, the quality of the metal material is guaranteed, the effect is obvious, and meanwhile, the safety of construction operation is improved.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more readily understand the advantages and features of the present invention, and to clearly and unequivocally define the scope of the present invention.
Example 1
(1) Putting a metal material into a derusting box body, soaking the box body in a derusting solution for 20-30 minutes, and then brushing rust stains on the surface of the metal by using a brush;
(2) putting the metal brushed in the step one into a clean water tank for washing for 10-15 minutes;
(3) putting the metal washed in the step two into an alkali liquor pool for neutralization, wherein the alkali liquor solubility is 15%, and the neutralization time is 60 minutes, and then naturally drying;
(4) performing shot blasting treatment on the metal material dried in the third step;
(5) putting the four metal materials subjected to shot blasting treatment in the step into a hot water pool for washing, wherein the hot water temperature is 50-60 ℃, and the washing time is 30 minutes;
(6) and taking out the five washed metal materials, heating and drying, and spraying an antirust agent.
The rust removing liquid consists of the following components in parts by mass: 50 parts of hydrochloric acid, 2 parts of sulfuric acid, 6 parts of methacrylic acid, 1 part of polyaluminum chloride, 0.1 part of triethanolamine, 1 part of sodium chloride and 0.5 part of citric acid.
The antirust agent comprises the following components in parts by mass: the antirust agent comprises the following components in parts by mass: 20 parts of gluconate, 2 parts of triethanolamine, 6 parts of molybdate, 1.5 parts of organic phosphoric acid, 3 parts of sodium benzoate, 5 parts of nonionic surfactant and 80 parts of deionized water.
Example 2
(1) Putting a metal material into a derusting box body, soaking the box body in a derusting solution for 20-30 minutes, and then brushing rust stains on the surface of the metal by using a brush;
(2) putting the metal brushed in the step one into a clean water tank for washing for 10-15 minutes;
(3) putting the metal washed in the step two into an alkali liquor pool for neutralization, wherein the alkali liquor solubility is 15%, and the neutralization time is 60 minutes, and then naturally drying;
(4) performing shot blasting treatment on the metal material dried in the third step;
(5) putting the four metal materials subjected to shot blasting treatment in the step into a hot water pool for washing, wherein the hot water temperature is 50-60 ℃, and the washing time is 30 minutes;
(6) and taking out the five washed metal materials, heating and drying, and spraying an antirust agent.
The rust removing liquid consists of the following components in parts by mass: 55 parts of hydrochloric acid, 3 parts of sulfuric acid, 7 parts of methacrylic acid, 1.5 parts of polyaluminum chloride, 0.3 part of triethanolamine, 1.5 parts of sodium chloride and 1.5 parts of citric acid.
The antirust agent comprises the following components in parts by mass: the antirust agent comprises the following components in parts by mass: 24 parts of gluconate, 4 parts of triethanolamine, 8 parts of molybdate, 3 parts of organic phosphoric acid, 5 parts of sodium benzoate, 7 parts of nonionic surfactant and 100 parts of deionized water.
Example 3
(1) Putting a metal material into a derusting box body, soaking the box body in a derusting solution for 20-30 minutes, and then brushing rust stains on the surface of the metal by using a brush;
(2) putting the metal brushed in the step one into a clean water tank for washing for 10-15 minutes;
(3) putting the metal washed in the step two into an alkali liquor pool for neutralization, wherein the alkali liquor solubility is 15%, and the neutralization time is 60 minutes, and then naturally drying;
(4) performing shot blasting treatment on the metal material dried in the third step;
(5) putting the four metal materials subjected to shot blasting treatment in the step into a hot water pool for washing, wherein the hot water temperature is 50-60 ℃, and the washing time is 30 minutes;
(6) and taking out the five washed metal materials, heating and drying, and spraying an antirust agent.
The rust removing liquid consists of the following components in parts by mass: 60 parts of hydrochloric acid, 4 parts of sulfuric acid, 8 parts of methacrylic acid, 3 parts of polyaluminum chloride, 0.5 part of triethanolamine, 2 parts of sodium chloride and 2 parts of citric acid.
The antirust agent comprises the following components in parts by mass: the antirust agent comprises the following components in parts by mass: 25 parts of gluconate, 3 parts of triethanolamine, 7 parts of molybdate, 2 parts of organic phosphoric acid, 4 parts of sodium benzoate, 6 parts of nonionic surfactant and 90 parts of deionized water.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (3)
1. A production process for metal surface treatment is characterized by comprising the following process steps:
(1) putting a metal material into a derusting box body, soaking the box body in a derusting solution for 20-30 minutes, and then brushing rust stains on the surface of the metal by using a brush;
(2) putting the metal brushed in the step one into a clean water tank for washing for 10-15 minutes;
(3) putting the metal washed in the step two into an alkali liquor pool for neutralization, wherein the alkali liquor solubility is 15%, and the neutralization time is 60 minutes, and then naturally drying;
(4) performing shot blasting treatment on the metal material dried in the third step;
(5) putting the four metal materials subjected to shot blasting treatment in the step into a hot water pool for washing, wherein the hot water temperature is 50-60 ℃, and the washing time is 30 minutes;
(6) and taking out the five washed metal materials, heating and drying, and spraying an antirust agent.
2. The production process for metal surface treatment according to claim 1, wherein the rust removing liquid comprises the following components in parts by mass: 50-60 parts of hydrochloric acid, 2-4 parts of sulfuric acid, 6-8 parts of methacrylic acid, 1-3 parts of polyaluminum chloride, 0-0.5 part of triethanolamine, 1-2 parts of sodium chloride and 0-2 parts of citric acid.
3. The production process of metal surface treatment according to claim 1, wherein the rust inhibitor comprises the following components in parts by mass: 20-25 parts of gluconate, 2-4 parts of triethanolamine, 6-8 parts of molybdate, 1.5-3.5 parts of organic phosphoric acid, 3-5 parts of sodium benzoate, 5-7 parts of nonionic surfactant and 80-100 parts of deionized water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162439.3A CN112831795A (en) | 2019-11-25 | 2019-11-25 | Production process for metal surface treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911162439.3A CN112831795A (en) | 2019-11-25 | 2019-11-25 | Production process for metal surface treatment |
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| CN112831795A true CN112831795A (en) | 2021-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911162439.3A Pending CN112831795A (en) | 2019-11-25 | 2019-11-25 | Production process for metal surface treatment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114161320A (en) * | 2021-11-12 | 2022-03-11 | 广州广钢新材料股份有限公司 | Surface treatment method and system for hot-rolled ribbed steel bar |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181854A (en) * | 2011-04-19 | 2011-09-14 | 罗森鹤 | Environment-friendly steel water-based rust inhibitor and preparation method thereof |
| CN108360027A (en) * | 2018-04-23 | 2018-08-03 | 苏州普瑞得电子有限公司 | A kind of cylinder steel part periphery electroplating technology |
| CN108441905A (en) * | 2018-04-23 | 2018-08-24 | 苏州普瑞得电子有限公司 | A kind of composite-layer metal electroplating technique |
| CN109290318A (en) * | 2018-08-14 | 2019-02-01 | 新兴能源装备股份有限公司 | A kind of container inner wall method for cleaning |
| CN109594085A (en) * | 2018-12-05 | 2019-04-09 | 敬业钢铁有限公司 | A kind of hot rolled steel plate derusting method |
-
2019
- 2019-11-25 CN CN201911162439.3A patent/CN112831795A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181854A (en) * | 2011-04-19 | 2011-09-14 | 罗森鹤 | Environment-friendly steel water-based rust inhibitor and preparation method thereof |
| CN108360027A (en) * | 2018-04-23 | 2018-08-03 | 苏州普瑞得电子有限公司 | A kind of cylinder steel part periphery electroplating technology |
| CN108441905A (en) * | 2018-04-23 | 2018-08-24 | 苏州普瑞得电子有限公司 | A kind of composite-layer metal electroplating technique |
| CN109290318A (en) * | 2018-08-14 | 2019-02-01 | 新兴能源装备股份有限公司 | A kind of container inner wall method for cleaning |
| CN109594085A (en) * | 2018-12-05 | 2019-04-09 | 敬业钢铁有限公司 | A kind of hot rolled steel plate derusting method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114161320A (en) * | 2021-11-12 | 2022-03-11 | 广州广钢新材料股份有限公司 | Surface treatment method and system for hot-rolled ribbed steel bar |
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Application publication date: 20210525 |