CN106282977A - The method of energy-saving ultrasonic wave added 316L rustless steel chemical plating nickel-phosphorus alloy - Google Patents
The method of energy-saving ultrasonic wave added 316L rustless steel chemical plating nickel-phosphorus alloy Download PDFInfo
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- CN106282977A CN106282977A CN201610780514.2A CN201610780514A CN106282977A CN 106282977 A CN106282977 A CN 106282977A CN 201610780514 A CN201610780514 A CN 201610780514A CN 106282977 A CN106282977 A CN 106282977A
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- nickel
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- phosphorus
- chemical plating
- rustless steel
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- 238000007747 plating Methods 0.000 title claims abstract description 71
- 239000000126 substance Substances 0.000 title claims abstract description 62
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 28
- 239000010959 steel Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 22
- 229910001096 P alloy Inorganic materials 0.000 title claims abstract description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000002604 ultrasonography Methods 0.000 claims abstract description 22
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 14
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 12
- 239000011574 phosphorus Substances 0.000 claims abstract description 12
- 238000002203 pretreatment Methods 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 239000000243 solution Substances 0.000 claims description 10
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 9
- 230000004913 activation Effects 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 8
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 6
- 229910001379 sodium hypophosphite Inorganic materials 0.000 claims description 6
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 5
- 239000002738 chelating agent Substances 0.000 claims description 5
- 239000012669 liquid formulation Substances 0.000 claims description 5
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims description 5
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims description 5
- 238000005554 pickling Methods 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- 239000001632 sodium acetate Substances 0.000 claims description 5
- 235000017281 sodium acetate Nutrition 0.000 claims description 5
- 239000001509 sodium citrate Substances 0.000 claims description 5
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 claims description 5
- 239000003381 stabilizer Substances 0.000 claims description 5
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 claims description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 4
- 239000000872 buffer Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 230000006698 induction Effects 0.000 claims description 4
- 239000011259 mixed solution Substances 0.000 claims description 4
- 229910017604 nitric acid Inorganic materials 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000010355 oscillation Effects 0.000 claims description 3
- 241000222065 Lycoperdon Species 0.000 claims 1
- 241000768494 Polymorphum Species 0.000 claims 1
- 239000011248 coating agent Substances 0.000 abstract description 33
- 238000000576 coating method Methods 0.000 abstract description 33
- 238000005260 corrosion Methods 0.000 abstract description 14
- 230000007797 corrosion Effects 0.000 abstract description 14
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 238000004140 cleaning Methods 0.000 description 8
- 239000002253 acid Substances 0.000 description 5
- 210000004027 cell Anatomy 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000003513 alkali Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005282 brightening Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 239000006172 buffering agent Substances 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 230000010356 wave oscillation Effects 0.000 description 1
Classifications
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1655—Process features
- C23C18/1664—Process features with additional means during the plating process
- C23C18/1666—Ultrasonics
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
- C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
- C23C18/36—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents using hypophosphites
Landscapes
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemically Coating (AREA)
Abstract
A kind of method that the invention discloses energy-saving ultrasonic wave added 316L rustless steel chemical plating nickel-phosphorus alloy, the method includes: through 316L rustless steel test specimen nickel preplating phosphorus 10min under conventional chemical plating environment of pre-treatment, then carrying out ultrasound assisted chemical nickel plating phosphorus 2h in the nickel-phosphor bath that pH is 4.8～5.2, the temperature of described supersonic chemical plating nickel phosphorus plating solution controls at 70～75 DEG C.The present invention is by nickel preplating phosphorus in conventional chemical plating environment, it is ensured that sonochemistry just has speed faster when being plated in beginning plating, and can obtain the coating of dense uniform under ultrasonic cavitation, and its corrosion resistance, hardness significantly improve；The temperature more conventional chemical plating temperature of supersonic chemical plating nickel phosphorus is lower, energy-saving and cost-reducing.
Description
Technical field
The present invention relates to stainless field of surface treatment, especially 316L rustless steel ultrasound assisted chemical plating nickel-phosphorus alloy
Method.
Background technology
316L austenitic stainless steel has good combination property due to it, is widely applied to oil, chemical industry, pharmacy etc.
Field, but high temperature, high pressure and with the presence of particular job environment corrosion resistance stainless to 316L of strong corrosive medium, wearability etc.
Performance is had higher requirement.But there is the weak place of some passivating films (as Cr depletion zone, crystal boundary etc. are broken in stainless steel surfaces
The defect of bad passivating film uniformity), particularly containing Cl-Environment in, due to Cl-The easily table in fault location initiation spot corrosion
Reveal poor corrosion resistance；And rustless steel hardness is relatively low, surface abrasion resistance is poor, phenomenon of growing dim easily occurs, more can be because of surface
Micro scratching occurs thus forms corrosion micro cell, accelerate stainless corrosion.In order to overcome these shortcomings, need to be to 316L rustless steel
Carrying out surface process, chemical nickel and phosphor plating method is widely used in this with unique advantage, but the most conventional chemical nickel phosphorus plating
Technique is all about 90 DEG C platings, and energy consumption is big, and easily deposits on cell wall, and during plating, moisture evaporation is fast, and plating solution is the oldest
Changing, poor stability, sodium hypophosphite reducing agent utilization rate is low；And in chemical nickel plating field, rustless steel belongs to difficult plating matrix model
Farmland, during conventional chemical plating plating, coating surface can produce a lot of bubble hydrogen, and this layer of bubble is constantly attached to coating surface, meeting
Reducing the adhesion of coating, the crystal grain of coating is the thickest, fine and close not, defect easily occurs, limits to a certain extent
Its application.
It is an object of the invention to provide a kind of low-temperature energy-saving, coating hardness, corrosion proof energy-saving ultrasonic auxiliary can be improved
The method helping 316L rustless steel chemical plating nickel-phosphorus alloy, single energy input is changed to multiple kinds of energy input by the method,
Add ultrasonic assistant during chemical plating, can significantly reduce technological temperature, energy-saving and cost-reducing；It addition, the cavitation of ultrasound wave
Oscillation action so that the nickel phosphorus of coating organizes more dense uniform, hence it is evident that improve the quality of coating.
The object of the present invention is achieved like this:
Through 316L rustless steel test specimen nickel preplating phosphorus 10min in the environment of conventional chemical plates of pre-treatment, then 4.8～
The nickel-phosphor bath of 5.2 carries out ultrasound assisted chemical nickel plating phosphorus 2h, the temperature of described supersonic chemical plating nickel phosphorus plating solution control 70～
75 DEG C, the iron wire that in plating process, acid adding is washed carries out induction activation, takes out iron wire after 20min.
Described ultrasonic chemistry electroplate liquid formulation is: main salt: nickel sulfate: 20～30g/L；Reducing agent: sodium hypophosphite: 15～
25g/L；Chelating agent: sodium citrate: 10～20g/L；Buffer agent: sodium acetate: 15g/L；Stabilizer: thiourea 3mg/L.Ultrasonic wave added
In chemical plating, ultrasound parameter is frequency 40kHz, power 180W.Described pretreatment process includes oil removing, rust cleaning, activation.Oil removing
The NaOH solution of Cheng Caiyong 60g/L, alkali cleaning 15～20min in the environment of 60～70 DEG C, it is then placed in ultrasonic cleaner clear
Wash 5～10min.Acid cleaning process uses 1:1 hydrochloric acid solution, pickling 1min.Activating recipe: the nitric acid of 10% and the ammonium fluoride of 5%
Mixed solution, activates 3～5min in the water bath with thermostatic control of 60 DEG C and becomes black gray expandable to rustless steel surface of test piece, be then placed in ultrasonic
Clean in device, utilize ultrasonic oscillation action to remove the activation products of surface of test piece.
The present invention is by, under conventional chemical plating environment, carrying out nickel preplating phosphorus to the 316L stainless steel surfaces handled well
10min, then carries out ultrasound assisted chemical plating, it is possible to obtain the nickel-phosphorus coating of dense uniform, corrosion resistance of coating and hardness are the brightest
Aobvious raising.
It is an advantage of the current invention that: first, can be faster with the method that ultrasound assisted chemical plating combines by preplating
The lower coating obtaining dense uniform of plating speed, the hardness of coating, corrosion resistance significantly improve；Secondly, when ultrasound assisted chemical plates, plating
Liquid temp can control at 75 DEG C, and relatively general chemistry plating bath temperature substantially reduces, it is achieved that energy-saving and cost-reducing.
Accompanying drawing explanation
Fig. 1 is ultrasound assisted chemical plating nickel-phosphorus alloy process chart.
Fig. 2 (a)-Fig. 2 (c) is the metallograph of different test specimen, and wherein Fig. 2 (a) is naked steel metallograph, and Fig. 2 (b) is for routinizing
Learning coated coating metallograph, Fig. 2 (c) is ultrasound assisted chemical coated coating metallograph.
Fig. 3 (a)-Fig. 3 (b) is the electron-microscope scanning figure of different test specimen, and wherein Fig. 3 (a) is naked steel electron-microscope scanning figure, Fig. 3 (b)
For conventional chemical coated coating electron-microscope scanning figure, Fig. 3 (c) is ultrasound assisted chemical coated coating electron-microscope scanning figure.
Fig. 4 is the polarization curve of conventional chemical plating/ultrasound assisted chemical plating nickel-phosphorus coating.
Fig. 5 is the hardness after the conventional chemical plating/ultrasound assisted chemical plating hardness figure of nickel-phosphorus coating and 400 DEG C of heat treatments
Figure.
Detailed description of the invention
Below in conjunction with example, the present invention is further detailed.
Embodiment 1
The 316L rustless steel test specimen abrasive paper for metallograph prepared is polishing to surface-brightening, without obvious cut, with distillation
Water is rinsed well, is put in the sodium hydroxide solution of 60g/L, alkali cleaning 15min in the water bath with thermostatic control of 60 DEG C, then carries out ultrasonic
Clean 5min.In the hydrochloric acid solution of 1:1, acid pickling and rust removing, duration 1min is carried out after cleaning with distilled water.Then 10%
Nitric acid and 5% ammonium fluoride mixed solution activate, in the water bath with thermostatic control of 60 DEG C activate 3～5min.The examination that will handle well
Part carries out nickel plating phosphorus 2h in the environment of conventional chemical plates.The iron wire that during conventional chemical plating, acid adding is washed carries out induction and lives
Change, after 20min, take out iron wire.The environment of conventional chemical plating is: 90 DEG C of waters bath with thermostatic control, pH:4.5～5；Electroplate liquid formulation is: main salt:
Nickel sulfate: 20～30g/L；Reducing agent: sodium hypophosphite: 15～25g/L；Chelating agent: sodium citrate: 10～20g/L；Buffering
Agent: sodium acetate: 15g/L；Stabilizer: thiourea 3mg/L.Obtain conventional chemical coated coating.
Embodiment 2
The 316L rustless steel test specimen abrasive paper for metallograph prepared is polishing to surface-brightening, without obvious cut, with distillation
Water is rinsed well, is put in the sodium hydroxide solution of 60g/L, alkali cleaning 15min in the water bath with thermostatic control of 60 DEG C, then carries out ultrasonic
Clean 5min.In the hydrochloric acid solution of 1:1, acid pickling and rust removing, duration 1min is carried out after cleaning with distilled water.Then 10%
Nitric acid and 5% ammonium fluoride mixed solution activate, activate 3～5min to rustless steel test specimen table in the water bath with thermostatic control of 60 DEG C
Face becomes black gray expandable, is then placed in ultrasonic cleaning equipment, utilizes ultrasonic oscillation action to remove the activation products of surface of test piece.
The test specimen handled well is carried out nickel preplating phosphorus 10min in the environment of conventional chemical plates.The environment of conventional chemical plating is: 90 DEG C of perseverances
Tepidarium, pH:4.5～5；Electroplate liquid formulation is: main salt: nickel sulfate: 20～30g/L；Reducing agent: sodium hypophosphite: 15～25g/
L；Chelating agent: sodium citrate: 10～20g/L；Buffer agent: sodium acetate: 15g/L；Stabilizer: thiourea 3mg/L.Finally carry out ultrasonic
Assistant chemical is plated in the plating solution of 75 DEG C, and plating 2h, pH are 4.8～5.2.Electroplate liquid formulation is: main salt: nickel sulfate: 20～30g/
L；Reducing agent: sodium hypophosphite: 15～25g/L；Chelating agent: sodium citrate: 10～20g/L；Buffer agent: sodium acetate: 15g/L；
Stabilizer: thiourea 3mg/L.In ultrasound assisted chemical plating, ultrasound parameter is frequency 40kHz, power 180W.Plating process adds
The iron wire of pickling carries out induction activation, takes out iron wire after 20min.Dense uniform can be obtained, corrosion resistance is good, hardness is high plating
Layer.
Fig. 1 is the technical process of ultrasonic wave added rustless steel chemical plating nickel-phosphorus alloy, including oil removing, rust cleaning, activation, is plated with in advance
And ultrasound assisted chemical plating.Fig. 2 is naked steel, conventional chemical plating nickel-phosphorus coating and the metallographic of ultrasound assisted chemical plating nickel-phosphorus coating
Figure, figure it is seen that Fig. 2 (a) show naked steel surface, cut is high-visible；The surface of Fig. 2 (b) conventional chemical coated coating
Nickel phosphorus structure cell that is uneven, that be scattered not of uniform size；Fig. 2 (c) is ultrasonic coating, and in coating, unit cell dimension is consistent, relatively Fig. 2 (b)
More dense uniform.Fig. 3 is naked steel, conventional chemical plating nickel-phosphorus coating and the electron-microscope scanning of ultrasound assisted chemical plating nickel-phosphorus coating
Figure, cut clearly seen from Fig. 3 (a) naked steel surface, local, Fig. 3 (b) conventional chemical coated coating surface is the most smooth, but at nickel phosphorus
The incomplete place of structure cell has matrix exposed；The surfacing of sonochemistry coated coating in Fig. 3 (c), structure cell is more tiny, has no
Defect；Fig. 4 is naked steel, conventional chemical nickel plating phosphorus and the polarization curve in hydrochloric acid of ultrasound assisted chemical nickel plating phosphorus, from figure
The 120mV it can be seen that ultrasonic coating more naked steel corrosion potential is shuffled, corrosion current an order of magnitude less than naked steel, performance
Go out more preferable corrosion resistance.Fig. 5 be matrix, conventional chemical plating nickel-phosphorus alloy coating, ultrasound assisted chemical plating nickel-phosphorus coating hard
Degree figure, and the hardness figure after 400 DEG C of heat treatments, as can be seen from the figure the hardness after chemical nickel phosphorus plating substantially increases, and
And the hardness raising after ultrasound assisted chemical plating becomes apparent from.After the heat treatment of different temperatures, matrix hardness change is little, ultrasonic
Chemical plating coating hardness increases substantially, and after 400 DEG C of heat treatments, hardness can reach 871HV.Indicate in sum by super
Sound wave auxiliary and suitably pretreatment process, in the case of temperature is relatively low, can be equal in the one layer of densification of stainless steel surfaces plating
The nickel-phosphorus coating even, hardness is high, corrosion resistance is greatly improved, and can save energy and reduce the cost.
Claims (3)
1. a method for energy-saving ultrasonic wave added 316L rustless steel chemical plating nickel-phosphorus alloy, is characterized in that: through pre-treatment
316L rustless steel test specimen is nickel preplating phosphorus 10min in the environment of conventional chemical plates, then at the nickel-phosphor bath that PH is 4.8～5.2
Carrying out ultrasound assisted chemical nickel plating phosphorus 2h, the temperature of described supersonic chemical plating nickel phosphorus plating solution controls at 70～75 DEG C, described chemistry
Carry out induction activation with the iron wire of pickling during plating, after 20min, take out iron wire.
The method of energy-saving ultrasonic wave added 316L rustless steel chemical plating plating nickel-phosphorus alloy the most according to claim 1, it is special
Levy is that described ultrasonic chemistry electroplate liquid formulation is: main salt: nickel sulfate: 20～30g/L；Reducing agent: sodium hypophosphite: 15～25g/
L；Chelating agent: sodium citrate: 10～20g/L；Buffer agent: sodium acetate: 15g/L；Stabilizer: thiourea 3mg/L.
The method of energy-saving ultrasonic wave added 316L rustless steel chemical plating plating nickel-phosphorus alloy the most according to claim 1, it is special
Levy is that described pretreatment process uses the nitric acid of 10% and the ammonium fluoride mixed solution of 5% to activate test specimen, at 60 DEG C
In water bath with thermostatic control, activation 3～5min is to stainless steel surfaces blackening Lycoperdon polymorphum Vitt, is then placed in ultrasonic cleaner, utilizes supersonic oscillations
Go out product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610780514.2A CN106282977A (en) | 2016-08-31 | 2016-08-31 | The method of energy-saving ultrasonic wave added 316L rustless steel chemical plating nickel-phosphorus alloy |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610780514.2A CN106282977A (en) | 2016-08-31 | 2016-08-31 | The method of energy-saving ultrasonic wave added 316L rustless steel chemical plating nickel-phosphorus alloy |
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| CN106282977A true CN106282977A (en) | 2017-01-04 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868463A (en) * | 2019-01-28 | 2019-06-11 | 大连四方佳特流体设备有限公司 | A kind of method of modifying improving stainless steel pump material property |
| CN110423995A (en) * | 2019-08-26 | 2019-11-08 | 惠州市安泰普表面处理科技有限公司 | Stainless steel product method of barrel electroplating and activating solution |
| CN113930751A (en) * | 2021-10-15 | 2022-01-14 | 北京青云航空仪表有限公司 | Ultrasonic wave instantaneous interruption method chemical nickel plating process |
-
2016
- 2016-08-31 CN CN201610780514.2A patent/CN106282977A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109868463A (en) * | 2019-01-28 | 2019-06-11 | 大连四方佳特流体设备有限公司 | A kind of method of modifying improving stainless steel pump material property |
| CN110423995A (en) * | 2019-08-26 | 2019-11-08 | 惠州市安泰普表面处理科技有限公司 | Stainless steel product method of barrel electroplating and activating solution |
| CN110423995B (en) * | 2019-08-26 | 2022-01-04 | 惠州市安泰普表面处理科技有限公司 | Stainless steel product barrel plating method and activating solution |
| CN113930751A (en) * | 2021-10-15 | 2022-01-14 | 北京青云航空仪表有限公司 | Ultrasonic wave instantaneous interruption method chemical nickel plating process |
| CN113930751B (en) * | 2021-10-15 | 2024-01-09 | 北京青云航空仪表有限公司 | Ultrasonic instantaneous-break chemical nickel plating process |
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Application publication date: 20170104 |