CN107164723A - A kind of high corrosion resistant surface treatment technique for stainless steel - Google Patents
A kind of high corrosion resistant surface treatment technique for stainless steel Download PDFInfo
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- CN107164723A CN107164723A CN201710352619.2A CN201710352619A CN107164723A CN 107164723 A CN107164723 A CN 107164723A CN 201710352619 A CN201710352619 A CN 201710352619A CN 107164723 A CN107164723 A CN 107164723A
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/028—Physical treatment to alter the texture of the substrate surface, e.g. grinding, polishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/021—Cleaning or etching treatments
-
- 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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
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Abstract
The invention belongs to stainless steel surfaces processing technology field, and in particular to a kind of high corrosion resistant surface treatment technique for stainless steel, including heat pre-treatment, ramming, cleaning, drying, magnetron sputtering deposition metal level, organic coating spray several steps.The present invention has advantages below compared with prior art：The diffusion of oxygen in stainless steel is inhibited in the present invention by walking beam heating furnace multistage heating, change the ratio and structure of each composition in stainless steel surfaces iron scale, help that its iron scale is removed totally to stainless steel surfaces ramming using mixed powder, the flatness of stainless steel surfaces is improved simultaneously, then in its surface deposited nickel layer and spraying organic coating, make formed nickel dam and organic coating finer and smoother, make its covering complete, and with higher corrosion resistance, the use value and service life of stainless steel materials can be effectively improved.
Description
Technical field
The invention belongs to stainless steel surfaces processing technology field, and in particular to a kind of high corrosion resistant stainless steel surfaces processing work
Skill.
Background technology
With continuing to develop for industrial circle, the use environment that stainless steel loses is more and more harsher, in some special gas
Wait under environment, it is desirable to which stainless steel parts have higher corrosion resistance, by known in the art, influence stainless steel corrosion resistance
Principal element include surface roughness, cleannes, Chromating Film On Zn Deposits, to improve the decay resistance of stainless steel surfaces, it is existing
The main method for using chemical treatment or electrochemical treatments, but the above method inevitably occurs that solution stirring is uneven,
Metal ion spreads the phenomenon such as uneven, makes passivating film deposit thickness uneven, influences the quality and corrosion resistance of workpiece surface, separately
Outside, the oxide skin and other impurity treatments of stainless steel surfaces is not clean before being passivated or passivating film in forming process in workpiece surface
Covering is imperfect, can reduce the corrosion resistance of stainless steel.
The content of the invention
The purpose of the present invention is that there is provided one kind the problem of can not meeting actual demand for existing stainless steel corrosion resistance
High corrosion resistant surface treatment technique for stainless steel.
The present invention is achieved by the following technical solutions：A kind of high corrosion resistant surface treatment technique for stainless steel, including it is following
Step：
（1）Stainless steel materials are after walking beam heating furnace is heated, and the walking beam heating furnace soaking zone furnace temperature is 1240-
1270 DEG C, it is tempered 30 minutes in design temperature is 200 DEG C of Muffle furnace, is subsequently cooled to room temperature；
（2）After above-mentioned one layer of intermixture of stainless steel materials surface smear, using the sander of 120 mesh to its ramming, 30- is used
50N pressure compaction plate surface, sander rotating speed is 2000-2200 revs/min, and transfer rate of the sheet material in sander is
20-30 ms/min, the intermixture raw material includes by weight, 7-10 parts of titanium valve, 8-12 parts of white carbon, talcum powder 10-14
Part, 4-8 parts of barium sulfate, 3-6 parts of vulcanized lead, 18-22 parts of sulfurized fatty, 4-7 parts of stearic acid, 8-12 parts of sodium hydroxide, benzoic acid
2-4 parts of sodium, 500 parts of water；
（3）After stainless steel plate timber-used clear water after above-mentioned processing is rinsed, realized with cloth by compressing sheet material to its surface liquid stain
Removing, under conditions of 80-90 DEG C dry 25-35 minutes；
（4）Stainless steel materials after above-mentioned processing are sent in magnetron sputtering apparatus and carry out deposition processes, its surface is deposited nickel
Layer 600-800nm；
（5）80-100 μm of stainless steel materials surface spraying organic coating after the treatment, be in temperature after levelling processing
Dry 1.5-2 hours, produce under conditions of 120-135 DEG C.
As further improvement of these options, walking beam heating furnace heating is divided into preheating section, one plus section, two
Plus section and soaking zone, the last temperature of the preheating section is 450-650 DEG C；One plus section furnace temperature be 1050-1120 DEG C, two plus section furnace temperature be
1220-1260 DEG C, soaking zone furnace temperature be 1240-1270 DEG C.
As further improvement of these options, the preparation method of the intermixture is：Titanium valve and vulcanized lead are pressed into ball
Material is than being 1:15, which are milled to discharging particle diameter, is less than 800nm, disperses 10- with ultrasonic wave after material obtained by ball milling is mixed with surplus stock
15 minutes, produce.
As further improvement of these options, the step（4）Particular content be, by magnetron sputtering apparatus temperature
It is set to after 360-380 DEG C, stainless steel materials is sent into equipment deposit cavity, is evacuated to vacuum for 12-14 millitorrs, is passed through argon
Gas, then the carry out magnetron sputtering that is powered, make its surface form 600-800nm nickel dam.
As further improvement of these options, the flow velocity of the argon gas is 100-180SCCM.
As further improvement of these options, the organic coating is organic dye solution, organic dye solution
Mass concentration is 2.5-5.5g/L, and pH value is 5.5-6.
The present invention has advantages below compared with prior art：Suppressed in the present invention by walking beam heating furnace multistage heating
The diffusion of oxygen, changes the ratio and structure of each composition in stainless steel surfaces iron scale in stainless steel, contributes to using mixed
Close powder its iron scale is removed totally, while improving the flatness of stainless steel surfaces, then to stainless steel surfaces ramming
In its surface deposited nickel layer and spraying organic coating, make formed nickel dam and organic coating finer and smoother, make its covering complete,
And with higher corrosion resistance, the use value and service life of stainless steel materials can be effectively improved.
Embodiment
Embodiment 1
A kind of high corrosion resistant surface treatment technique for stainless steel, comprises the following steps：
（1）Stainless steel materials are after walking beam heating furnace is heated, and the walking beam heating furnace soaking zone furnace temperature is 1240-
1270 DEG C, it is tempered 30 minutes in design temperature is 200 DEG C of Muffle furnace, is subsequently cooled to room temperature；
（2）After above-mentioned one layer of intermixture of stainless steel materials surface smear, using the sander of 120 mesh to its ramming, with 40N's
Pressure compaction plate surface, sander rotating speed is 2200 revs/min, and transfer rate of the sheet material in sander is 30 ms/min,
The intermixture raw material includes by weight, 8 parts of titanium valve, 10 parts of white carbon, 12 parts of talcum powder, 6 parts of barium sulfate, 5 parts of vulcanized lead,
20 parts of sulfurized fatty, 5 parts of stearic acid, 10 parts of sodium hydroxide, 3 parts of sodium benzoate, 500 parts of water；
（3）After stainless steel plate timber-used clear water after above-mentioned processing is rinsed, realized with cloth by compressing sheet material to its surface liquid stain
Removing, under conditions of 85 DEG C dry 30 minutes；
（4）Stainless steel materials after above-mentioned processing are sent in magnetron sputtering apparatus and carry out deposition processes, its surface is deposited nickel
Layer 600-800nm；
（5）80-100 μm of stainless steel materials surface spraying organic coating after the treatment, be in temperature after levelling processing
Dry 1.5-2 hours, produce under conditions of 120-135 DEG C.
Wherein, walking beam heating furnace heating is divided into preheating section, one plus section, two plus section and soaking zone, the preheating
The last temperature of section is 450-650 DEG C；One plus section furnace temperature be 1050-1120 DEG C, two plus section furnace temperature be 1220-1260 DEG C, soaking zone stove
Temperature is 1240-1270 DEG C.
Wherein, the preparation method of the intermixture is：It is 1 that titanium valve and vulcanized lead are pressed into ratio of grinding media to material:15 are milled to discharging grain
Footpath is less than 800nm, scattered 10-15 minutes with ultrasonic wave after material obtained by ball milling is mixed with surplus stock, produces.
Wherein, the step（4）Particular content be magnetron sputtering apparatus temperature to be set to after 360-380 DEG C, stainless
In steel board feeding equipment deposit cavity, vacuum is evacuated to for 12-14 millitorrs, is passed through argon gas, the flow velocity of argon gas is 100-
180SCCM, then the carry out magnetron sputtering that is powered, make its surface form 600-800nm nickel dam.
Wherein, the organic coating is organic dye solution, and the mass concentration of organic dye solution is 2.5-5.5g/L, pH
It is worth for 5.5-6.
Embodiment 2
A kind of high corrosion resistant surface treatment technique for stainless steel, comprises the following steps：
（1）Stainless steel materials are after walking beam heating furnace is heated, and the walking beam heating furnace soaking zone furnace temperature is 1240-
1270 DEG C, it is tempered 30 minutes in design temperature is 200 DEG C of Muffle furnace, is subsequently cooled to room temperature；
（2）After above-mentioned one layer of intermixture of stainless steel materials surface smear, using the sander of 120 mesh to its ramming, with 50N's
Pressure compaction plate surface, sander rotating speed is 2000 revs/min, and transfer rate of the sheet material in sander is 20 ms/min,
The intermixture raw material includes by weight, 7 parts of titanium valve, 12 parts of white carbon, 14 parts of talcum powder, 4 parts of barium sulfate, 6 parts of vulcanized lead,
18 parts of sulfurized fatty, 7 parts of stearic acid, 12 parts of sodium hydroxide, 4 parts of sodium benzoate, 500 parts of water；
（3）After stainless steel plate timber-used clear water after above-mentioned processing is rinsed, realized with cloth by compressing sheet material to its surface liquid stain
Removing, under conditions of 90 DEG C dry 25 minutes；
（4）Stainless steel materials after above-mentioned processing are sent in magnetron sputtering apparatus and carry out deposition processes, its surface is deposited nickel
Layer 600-800nm；
（5）80-100 μm of stainless steel materials surface spraying organic coating after the treatment, be in temperature after levelling processing
Dry 1.5-2 hours, produce under conditions of 120-135 DEG C.
Embodiment 3
A kind of high corrosion resistant surface treatment technique for stainless steel, comprises the following steps：
（1）Stainless steel materials are after walking beam heating furnace is heated, and the walking beam heating furnace soaking zone furnace temperature is 1240-
1270 DEG C, it is tempered 30 minutes in design temperature is 200 DEG C of Muffle furnace, is subsequently cooled to room temperature；
（2）After above-mentioned one layer of intermixture of stainless steel materials surface smear, using the sander of 120 mesh to its ramming, with 50N's
Pressure compaction plate surface, sander rotating speed is 2200 revs/min, and transfer rate of the sheet material in sander is 30 ms/min,
The intermixture raw material includes by weight, 10 parts of titanium valve, 8 parts of white carbon, 10 parts of talcum powder, 8 parts of barium sulfate, 3 parts of vulcanized lead,
22 parts of sulfurized fatty, 4 parts of stearic acid, 8 parts of sodium hydroxide, 2 parts of sodium benzoate, 500 parts of water；
（3）After stainless steel plate timber-used clear water after above-mentioned processing is rinsed, realized with cloth by compressing sheet material to its surface liquid stain
Removing, under conditions of 80 DEG C dry 35 minutes；
（4）Stainless steel materials after above-mentioned processing are sent in magnetron sputtering apparatus and carry out deposition processes, its surface is deposited nickel
Layer 600-800nm；
（5）80-100 μm of stainless steel materials surface spraying organic coating after the treatment, be in temperature after levelling processing
Dry 1.5-2 hours, produce under conditions of 120-135 DEG C.
Control group 1 is set, by step in embodiment 1（1）Save, remaining content is in the same manner as in Example 1；Control group is set
2, intermixture in embodiment 1 is replaced with state's light board grinding oil is selected in existing grinding oil, this control group, remaining content is with implementing
It is identical in example 1；Control group 3 is set, to embodiment（1）Without step（1）Under conditions of, with state's light board grinding oil replacement step
（2）Middle intermixture, remaining step is identical；
In test 304 stainless steel materials are processed, to each group processing after stainless steel corrosion resistance, surface adhesion force and
Roughness is tested, and wherein anticorrosion stress-resistant duration is with reference to GB/T17898-1999《The magnesium chloride stress corrosion of stainless steel 42% is real
Test》Detected, obtain following result：
Table 1
| Group | Roughness（Ra） | Dyne value（Adhesive force） | Anticorrosion stress-resistant duration（Hour） |
| Embodiment 1 | Horizontal 0.25-0.32 μm | 59 | 456 |
| Embodiment 2 | Horizontal 0.28-0.35 μm | 57 | 447 |
| Embodiment 3 | Horizontal 0.26-0.33 μm | 58 | 452 |
| Control group 1 | Horizontal 0.65-0.72 μm | 39 | 386 |
| Control group 2 | Horizontal 0.68-0.74 μm | 35 | 247 |
| Control group 3 | Horizontal 0.75-0.88 μm | 34 | 329 |
By data above contrast as can be seen that method can improve the roughness of product in the present invention, and then improve surface attachment
Power dyne is worth, while can extend the decay resistance of stainless steel materials, adds the scope of application of stainless steel materials, improving it makes
With value.
Claims (6)
1. a kind of high corrosion resistant surface treatment technique for stainless steel, it is characterised in that comprise the following steps：
（1）Stainless steel materials are after walking beam heating furnace is heated, and the walking beam heating furnace soaking zone furnace temperature is 1240-
1270 DEG C, it is tempered 30 minutes in design temperature is 200 DEG C of Muffle furnace, is subsequently cooled to room temperature；
（2）After above-mentioned one layer of intermixture of stainless steel materials surface smear, using the sander of 120 mesh to its ramming, 30- is used
50N pressure compaction plate surface, sander rotating speed is 2000-2200 revs/min, and transfer rate of the sheet material in sander is
20-30 ms/min, the intermixture raw material includes by weight, 7-10 parts of titanium valve, 8-12 parts of white carbon, talcum powder 10-14
Part, 4-8 parts of barium sulfate, 3-6 parts of vulcanized lead, 18-22 parts of sulfurized fatty, 4-7 parts of stearic acid, 8-12 parts of sodium hydroxide, benzoic acid
2-4 parts of sodium, 500 parts of water；
（3）After stainless steel plate timber-used clear water after above-mentioned processing is rinsed, realized with cloth by compressing sheet material to its surface liquid stain
Removing, under conditions of 80-90 DEG C dry 25-35 minutes；
（4）Stainless steel materials after above-mentioned processing are sent in magnetron sputtering apparatus and carry out deposition processes, its surface is deposited nickel
Layer 600-800nm；
（5）80-100 μm of stainless steel materials surface spraying organic coating after the treatment, be in temperature after levelling processing
Dry 1.5-2 hours, produce under conditions of 120-135 DEG C.
2. a kind of high corrosion resistant surface treatment technique for stainless steel as claimed in claim 1, it is characterised in that the stepping beam type heating
Stove heat is divided into preheating section, one plus section, two plus section and soaking zone, and the last temperature of the preheating section is 450-650 DEG C；One adds section furnace temperature
Be 1220-1260 DEG C for 1050-1120 DEG C, two plus section furnace temperature, soaking zone furnace temperature be 1240-1270 DEG C.
3. a kind of high corrosion resistant surface treatment technique for stainless steel as claimed in claim 1, it is characterised in that the preparation of the intermixture
Method is：It is 1 that titanium valve and vulcanized lead are pressed into ratio of grinding media to material:15, which are milled to discharging particle diameter, is less than 800nm, will expect and remaining obtained by ball milling
It is scattered 10-15 minutes with ultrasonic wave after raw material mixing, produce.
4. a kind of high corrosion resistant surface treatment technique for stainless steel as claimed in claim 1, it is characterised in that the step（4）Tool
It is that magnetron sputtering apparatus temperature is set to after 360-380 DEG C to hold in vivo, and stainless steel materials are sent into equipment deposit cavity, is evacuated
It is 12-14 millitorrs to vacuum, is passed through argon gas, then the carry out magnetron sputtering that is powered, its surface is formed 600-800nm nickel dam.
5. a kind of high corrosion resistant surface treatment technique for stainless steel as claimed in claim 4, it is characterised in that the flow velocity of the argon gas is
100-180SCCM。
6. a kind of high corrosion resistant surface treatment technique for stainless steel as claimed in claim 1, it is characterised in that the organic coating is to have
Machine dye solution, the mass concentration of organic dye solution is 2.5-5.5g/L, and pH value is 5.5-6.
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| CN201710352619.2A CN107164723A (en) | 2017-05-18 | 2017-05-18 | A kind of high corrosion resistant surface treatment technique for stainless steel |
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| CN201710352619.2A CN107164723A (en) | 2017-05-18 | 2017-05-18 | A kind of high corrosion resistant surface treatment technique for stainless steel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060438A (en) * | 2017-12-01 | 2018-05-22 | 马鞍山市鑫龙特钢有限公司 | A kind of high strength alloy steel forges post-processing approach |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1798309A2 (en) * | 2005-12-16 | 2007-06-20 | Sandvik Intellectual Property AB | Coated cutting tool insert |
| CN102268532A (en) * | 2011-07-28 | 2011-12-07 | 攀钢集团有限公司 | Method for realizing low-temperature heating process by using conventional walking beam type heating furnace |
| CN105220161A (en) * | 2015-11-19 | 2016-01-06 | 东莞金稞电子科技有限公司 | Stainless process of surface treatment |
-
2017
- 2017-05-18 CN CN201710352619.2A patent/CN107164723A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1798309A2 (en) * | 2005-12-16 | 2007-06-20 | Sandvik Intellectual Property AB | Coated cutting tool insert |
| CN102268532A (en) * | 2011-07-28 | 2011-12-07 | 攀钢集团有限公司 | Method for realizing low-temperature heating process by using conventional walking beam type heating furnace |
| CN105220161A (en) * | 2015-11-19 | 2016-01-06 | 东莞金稞电子科技有限公司 | Stainless process of surface treatment |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108060438A (en) * | 2017-12-01 | 2018-05-22 | 马鞍山市鑫龙特钢有限公司 | A kind of high strength alloy steel forges post-processing approach |
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