CN112095097A - Rust-proof treatment method for PC component steel template - Google Patents
Rust-proof treatment method for PC component steel template Download PDFInfo
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- CN112095097A CN112095097A CN202011101889.4A CN202011101889A CN112095097A CN 112095097 A CN112095097 A CN 112095097A CN 202011101889 A CN202011101889 A CN 202011101889A CN 112095097 A CN112095097 A CN 112095097A
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- treatment
- phosphating
- steel template
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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
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
- C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
- C23C22/40—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing molybdates, tungstates or vanadates
- C23C22/42—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing molybdates, tungstates or vanadates containing also phosphates
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- Chemical Kinetics & Catalysis (AREA)
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- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
Abstract
A PC member steel template rust prevention treatment method is characterized by comprising the following steps: the method specifically comprises the following steps: s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is put into a special phosphating tank for phosphating treatment, and is subjected to flowing water cleaning and steam drying after the phosphating treatment. S2: and (3) carrying out rust-proof dipping treatment on the PC member steel template subjected to phosphating treatment and drying. S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment. Wherein, the formula of the phosphating treatment is as follows: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 3-5: 0.8-1.2: 5-9: 0.02-0.06: 0.1-0.3: 0.04-0.06: 50-60; the formula of the antirust liquid for antirust dipping treatment comprises the following components: the components by mass ratio are as follows: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: 3-5: 4-6: 5-9: 1-3: 40-50.
Description
Technical Field
The invention discloses a rust-proof treatment method for a PC member steel template.
Background
The PC member steel template is generally made of common steel plates, is not corrosion-resistant and is easy to damage due to rusting. There is no unified method for the rust prevention.
Disclosure of Invention
The invention aims to provide an antirust treatment method for a PC member steel template, which is used for effectively preventing the PC member steel template from being corroded so as to prolong the service life of the steel template.
In order to achieve the purpose, the invention provides the following technical scheme: a PC member steel template rust prevention treatment method is characterized by comprising the following steps: the method specifically comprises the following steps:
s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is put into a special phosphating tank for phosphating treatment, and is subjected to flowing water cleaning and steam drying after the phosphating treatment.
S2: and (3) carrying out rust-proof dipping treatment on the PC member steel template subjected to phosphating treatment and drying.
S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment.
The invention is further improved in that: the phosphating treatment adopts the following formula: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 3-5: 0.8-1.2: 5-9: 0.02-0.06: 0.1-0.3: 0.04-0.06: 50-60, and the preparation method comprises the following steps: mixing the components with water, fully stirring, heating the mixed solution to 60-70 ℃ after the components are completely dissolved, adopting temperature control measures when the PC member steel template is subjected to phosphating treatment to keep the temperature of phosphating treatment liquid between 60-70 ℃, controlling the phosphating treatment time to be 10-15 minutes, cleaning with running water and drying with steam after the phosphating is performed, and controlling the temperature of steam drying to be 110 ℃.
The invention is further improved in that: the antirust liquid for antirust dipping treatment adopts the following formula: the components by mass ratio are as follows: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: 3-5: 4-6: 5-9: 1-3: 40-50, and the preparation method comprises the following steps: mixing the components with water, stirring thoroughly, and dissolving completely.
The invention is further improved in that: the temperature of the PC member steel template after the antirust dipping treatment is controlled at 125-145 ℃.
Compared with the prior art, the invention has the beneficial effects that:
the invention has better corrosion inhibition and rust prevention effects on the steel template for the PC member, and the effective rust prevention time of the steel template for the PC member treated by the invention can reach more than 360 days through field tests.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described more fully below with reference to the embodiments of the present invention, but the described embodiments are only a part of the present invention, that is, the present invention includes, but is not limited to, these embodiments.
The embodiment provides the following technical scheme: a rust prevention treatment method for a PC member steel template specifically comprises the following steps:
s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is put into a special phosphating tank for phosphating treatment, and is subjected to flowing water cleaning and steam drying after the phosphating treatment.
S2: and (3) carrying out rust-proof dipping treatment on the PC member steel template subjected to phosphating treatment and drying.
S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment.
The formula of the phosphating treatment comprises the following steps: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 3-5: 0.8-1.2: 5-9: 0.02-0.06: 0.1-0.3: 0.04-0.06: 50-60, and the preparation method comprises the following steps: mixing the components with water, fully stirring, heating the mixed solution to 60-70 ℃ after the components are completely dissolved, adopting temperature control measures when the PC component steel template is subjected to phosphating treatment to keep the temperature of phosphating treatment liquid between 60-70 ℃, controlling the phosphating treatment time to be 10-15 minutes, cleaning with running water and drying with steam after the phosphating is carried out, and controlling the temperature of steam drying to be 110-; the formula of the antirust liquid for antirust dipping treatment comprises the following components: the components by mass ratio are as follows: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: 3-5: 4-6: 5-9: 1-3: 40-50, and the preparation method comprises the following steps: mixing the components with water, and stirring to dissolve completely; after the PC member steel template is subjected to the antirust dipping treatment, the temperature of the PC member steel template is controlled to be 125-145 ℃ when the PC member steel template is subjected to the steam baking treatment.
Example 1
A rust prevention treatment method for a PC member steel template specifically comprises the following three steps:
s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is put into a special phosphating tank for phosphating treatment, and is subjected to flowing water cleaning and steam drying after the phosphating treatment.
S2: and (3) carrying out rust-proof dipping treatment on the PC member steel template subjected to phosphating treatment and drying.
S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment.
The formula of the phosphating treatment in the step S1 is as follows: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 4: 1.0: 7: 0.04: 0.2: 0.05: 55, and the preparation method comprises the following steps: mixing the components with water, fully stirring, heating the mixed solution to 60-70 ℃ after the components are completely dissolved, adopting temperature control measures when the PC component steel template is subjected to phosphating treatment to keep the temperature of phosphating treatment liquid between 60-70 ℃, controlling the phosphating treatment time to be 10-15 minutes, cleaning with running water and drying with steam after the phosphating is carried out, and controlling the temperature of steam drying to be 110-; the antirust liquid for antirust dipping treatment in the step S2 comprises the following components in parts by mass: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: 4: 5: 7: 2: 45, mixing the components with water, and fully stirring to completely dissolve the components for use; the temperature of the steam baking process in step S3 was controlled at 125-145 ℃.
Example 2
A rust prevention treatment method for a PC member steel template specifically comprises the following three steps:
s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is put into a special phosphating tank for phosphating treatment, and is subjected to flowing water cleaning and steam drying after the phosphating treatment.
S2: and (3) carrying out rust-proof dipping treatment on the PC member steel template subjected to phosphating treatment and drying.
S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment.
The formula of the phosphating treatment in the step S1 is as follows: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 3: 1.2: 8: 0.03: 0.3: 0.04: 50, and the preparation method comprises the following steps: mixing the components with water, fully stirring, heating the mixed solution to 60-70 ℃ after the components are completely dissolved, adopting temperature control measures when the PC component steel template is subjected to phosphating treatment to keep the temperature of phosphating treatment liquid between 60-70 ℃, controlling the phosphating treatment time to be 10-15 minutes, cleaning with running water and drying with steam after the phosphating is carried out, and controlling the temperature of steam drying to be 110-; the antirust liquid for antirust dipping treatment in the step S2 comprises the following components in parts by mass: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: 3: 6: 1: 49, mixing the components with water, and fully stirring to completely dissolve the components for use; the temperature of the steam baking process in step S3 was controlled at 125-145 ℃.
Example 3
A rust prevention treatment method for a PC member steel template specifically comprises the following three steps:
s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is put into a special phosphating tank for phosphating treatment, and is subjected to flowing water cleaning and steam drying after the phosphating treatment.
S2: and (3) carrying out rust-proof dipping treatment on the PC member steel template subjected to phosphating treatment and drying.
S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment.
The formula of the phosphating treatment in the step S1 is as follows: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 5: 0.8: 6: 0.05: 0.1: 0.06: 60, and the preparation method comprises the following steps: mixing the components with water, fully stirring, heating the mixed solution to 60-70 ℃ after the components are completely dissolved, adopting temperature control measures when the PC component steel template is subjected to phosphating treatment to keep the temperature of phosphating treatment liquid between 60-70 ℃, controlling the phosphating treatment time to be 10-15 minutes, cleaning with running water and drying with steam after the phosphating is carried out, and controlling the temperature of steam drying to be 110-; the antirust liquid for antirust dipping treatment in the step S2 comprises the following components in parts by mass: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: mixing the components with water at a ratio of 5: 4: 8: 3: 41, and stirring to dissolve completely; the temperature of the steam baking process in step S3 was controlled at 125-145 ℃.
Claims (4)
1. A PC member steel template rust prevention treatment method is characterized by comprising the following steps: the method specifically comprises the following steps:
s1: and (3) phosphating treatment: after the PC member steel template to be treated is subjected to early degreasing, rust removal, water washing and neutralization treatment, the PC member steel template is placed into a special phosphating tank for phosphating treatment, flowing water cleaning is carried out after the phosphating treatment, then steam drying is carried out, and S2: and (3) carrying out antirust dipping treatment on the PC member steel template subjected to phosphating treatment and drying, and carrying out S3: and (3) carrying out steam baking treatment on the PC member steel template subjected to the rust-proof dipping treatment.
2. The rust prevention treatment method for the steel molding plate of the PC component according to claim 1, characterized in that: the phosphating treatment adopts the following formula: the components by mass ratio are as follows: phosphoric acid, zinc dihydrogen phosphate, zinc nitrate, EDTA disodium salt, ammonium molybdate, calcium gluconate and water: 3-5: 0.8-1.2: 5-9: 0.02-0.06: 0.1-0.3: 0.04-0.06: 50-60, and the preparation method comprises the following steps: mixing the components with water, fully stirring, heating the mixed solution to 60-70 ℃ after the components are completely dissolved, adopting temperature control measures when the PC member steel template is subjected to phosphating treatment to keep the temperature of phosphating treatment liquid between 60-70 ℃, controlling the phosphating treatment time to be 10-15 minutes, cleaning with running water and drying with steam after the phosphating is performed, and controlling the temperature of steam drying to be 110 ℃.
3. The rust prevention treatment method for the steel molding plate of the PC component according to claim 1, characterized in that: the antirust liquid for antirust dipping treatment adopts the following formula: the components by mass ratio are as follows: the triethanolamine, the sodium tripolyphosphate, the sodium benzoate, the dodecenylsuccinic acid and the water are as follows: 3-5: 4-6: 5-9: 1-3: 40-50, and the preparation method comprises the following steps: mixing the components with water, stirring thoroughly, and dissolving completely.
4. The rust prevention treatment method for the steel molding plate of the PC component according to claim 1, characterized in that: the temperature of the PC member steel template after the antirust dipping is controlled to be 125-145 ℃ when the steam baking treatment is carried out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011101889.4A CN112095097A (en) | 2020-10-16 | 2020-10-16 | Rust-proof treatment method for PC component steel template |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011101889.4A CN112095097A (en) | 2020-10-16 | 2020-10-16 | Rust-proof treatment method for PC component steel template |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100516A (en) * | 1986-03-03 | 1986-09-10 | 华东添加剂公司 | Zinc-calcium series phosphatating liquid |
| CN87101035A (en) * | 1987-05-09 | 1988-11-23 | 浙江省建筑科学研究所 | The coating process of concrete steel template |
| CN101407915A (en) * | 2008-11-24 | 2009-04-15 | 夏光甫 | Environment-friendly type metal rust-removing anti-rust spraying solution |
| CN103352215A (en) * | 2013-06-21 | 2013-10-16 | 安徽省六安市朝晖机械制造有限公司 | Phosphorization anti-rust treatment process for workpiece |
| CN103882434A (en) * | 2014-02-25 | 2014-06-25 | 安徽拓普森电池有限责任公司 | Pollution-free inter-process antirust liquid and preparation method thereof |
-
2020
- 2020-10-16 CN CN202011101889.4A patent/CN112095097A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86100516A (en) * | 1986-03-03 | 1986-09-10 | 华东添加剂公司 | Zinc-calcium series phosphatating liquid |
| CN87101035A (en) * | 1987-05-09 | 1988-11-23 | 浙江省建筑科学研究所 | The coating process of concrete steel template |
| CN101407915A (en) * | 2008-11-24 | 2009-04-15 | 夏光甫 | Environment-friendly type metal rust-removing anti-rust spraying solution |
| CN103352215A (en) * | 2013-06-21 | 2013-10-16 | 安徽省六安市朝晖机械制造有限公司 | Phosphorization anti-rust treatment process for workpiece |
| CN103882434A (en) * | 2014-02-25 | 2014-06-25 | 安徽拓普森电池有限责任公司 | Pollution-free inter-process antirust liquid and preparation method thereof |
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