CN106835112A - A kind of preparation method of the stainless steel composite coating of Mg alloy surface cold spraying 420 - Google Patents
A kind of preparation method of the stainless steel composite coating of Mg alloy surface cold spraying 420 Download PDFInfo
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- CN106835112A CN106835112A CN201611167825.8A CN201611167825A CN106835112A CN 106835112 A CN106835112 A CN 106835112A CN 201611167825 A CN201611167825 A CN 201611167825A CN 106835112 A CN106835112 A CN 106835112A
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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
- C23C24/00—Coating starting from inorganic powder
- C23C24/02—Coating starting from inorganic powder by application of pressure only
- C23C24/04—Impact or kinetic deposition of particles
Abstract
A kind of preparation method of the stainless steel composite coating of Mg alloy surface cold spraying 420, step：420 95~40wt% of powder of stainless steel, 5~60wt% of hard enhancing phase material powder are weighed according to powder mixture ratio.Above two powder is placed in dusty spray is obtained in mechanical batch mixer after mixing；Acetone cleaning and sandblasting roughening treatment are carried out to magnesium alloy substrates surface successively；Dusty spray is fitted into the powder feeder of cold spray apparatus, then magnesium alloy substrates are fixed on fixtures for painting, 420 stainless steel composite coatings are prepared on magnesium alloy substrates surface with cold spray process；Hard enhancing phase material is SiC, Al2O3, one or more in TiC, WC 12Co, WC 17Co, WC CoCr, WC NiCr.Present invention process is simple, heat affecting of the cold spray technique of use to magnesium alloy substrates is small, and composite coating and the matrix of preparation are firmly combined with, compact and uniform structure, it is magnesium alloy and its preferable surface peening coating of component surface with good corrosion stability and anti-wear performance.
Description
Technical field
The invention belongs to material surface coating technology field, more particularly to a kind of stainless steel of Mg alloy surface cold spraying 420
The preparation method of composite coating.
Background technology
Magnesium alloy is most light structural metallic materials in engineer applied, and it is to realize to widely apply high-performance magnesium-alloy material
One of light-weighted important channel of the high-end equipment of military and civilian.But the hardness of magnesium alloy is relatively low, wearability, corrosion resistance and high temperature resistant
Property is poor, and this constrains the extensive use of magnesium alloy materials to a certain extent.Therefore, surface is carried out to magnesium alloy substrate material
Treatment, prepares abrasion and corrosion protective coating, to improve the combination property such as wear-resisting, corrosion-resistant of magnesium alloy, it has also become current magnesium
The focus of alloy material research and development.At present, the surface coated treatment technique that magnesium alloy is used mainly has chemical conversion, anode
Oxidation, differential arc oxidation, vapour deposition, particle injection, chemical plating and plating etc..However, these methods are in treatment conditions, film layer knot
There is many defects in the aspects such as structure, environmental protection, financial cost, find a kind of not only economic and environment-friendly but also efficiently feasible magnesium alloy table
Finishing coat technology, the range of application to further expanding magnesium alloy is significant.
Cold spray technique is the novel surface coating technology for growing up in recent years, has been successfully realized high-quality gold
The preparation of category, ceramics and cermet.In cold spray process, dusty spray particle accelerates in non-oxidizable air flow stream, according to
Rely speed and kinetic energy formation low oxide content, low internal stress, high rigidity, big thickness coatings high.Compared with traditional thermal spraying,
Cold spraying forms coating under less than the temperature conditionss of powder particle fusing point.Therefore, reduce and even eliminate such as high-temperature oxydation, phase
Become crystallization, adverse factor present in the tradition heat spraying method such as residual tension, it has also become Mg alloy surface prepare it is wear-resisting,
One of corrosion-inhibiting coating most efficient method.At present, grinding for wear-and corrosion-resistant coating is prepared in Mg alloy surface on cold spray technique
Study carefully and be still in the starting stage at home.
Stainless steel material has the advantages that high rigidity, high-wearing feature, excellent corrosion resistance, has in production application
Important meaning.420 stainless steels as a kind of martensitic stain less steel, existing preferable rotproofness, but with hardness higher and
Excellent wearability, is widely used in recovery and the material surface hydrodynamics of accessory size.At present, the system of stainless steel coating
Standby technique mainly has thermal spraying, laser melting coating, electric arc spraying etc..However, these preparation technologies are generally present, preparation temperature is high, bottom
The problems such as material heat affected area and obvious oxidation, greatly limit its extensive use in magnesium alloy surface strengthening field.Cold spraying
Technology can then eliminate the shortcomings of above-mentioned preparation technology, have in terms of Mg alloy surface stainless steel coating is prepared obvious
Advantage.At present, there is not yet preparing the report of 420 stainless steels and its composite coating in Mg alloy surface on cold spray technique.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of stainless steel composite coating of Mg alloy surface cold spraying 420
Preparation method, the composite coating structure dense uniform of preparation, porosity are low, hardness is high, are firmly combined with matrix material, with good
Good corrosion resistance and abrasion resistance.
The present invention solve the technical scheme that is used of above-mentioned technical problem for：A kind of Mg alloy surface cold spraying 420 is stainless
The preparation method of steel composite coating, it is characterised in that comprise the following steps：
1) 420 95~40wt% of powder of stainless steel, 5~60wt% of hard enhancing phase material powder are weighed according to proportioning., will
Above two powder is placed in and dusty spray is obtained in mechanical batch mixer after mixing；
2) acetone cleaning and sandblasting roughening treatment are carried out to magnesium alloy substrates surface successively；
3) by step 1) prepare dusty spray is fitted into the powder feeder of cold spray apparatus, then will be by step 2) process after
Magnesium alloy substrates be fixed on fixtures for painting, setting spraying parameter after, with cold spray process on magnesium alloy substrates surface
Prepare 420 stainless steel composite coatings.
Used as improvement, the enhancing phase material is SiC, Al2O3, TiC, WC-12Co, WC-17Co, WC-CoCr or WC-
One or more in NiCr, hard enhancing phase material powder is spherical morphology or irregular pattern, and particle diameter is 5~30 μm.
Used as improvement, 420 powder of stainless steel is spherical morphology, and particle diameter is 5~50 μm.
Improve again, the step 2) in the technological parameter of sandblasting roughening treatment be：Blasting pressure is 0.3~1.0MPa,
Blast time is 10~30s, and sand blasting-used sand ball mesh number is 40~200 mesh.
Further improve, the step 3) in cold spraying refer to use cold spray apparatus, will by the high velocity air of spray gun
The dusty spray of preparation is deposited on magnesium alloy substrates, obtains 420 stainless steel composite coatings, and its specific cold spraying parameter is：
Working gas be helium or nitrogen, spray pressure be 2.5~3.5MPa, temperature be 500~800 DEG C, spray distance be 20~
40mm, spray gun translational speed is 50~400mm/s, and powder feeding rate is 1~5kg/h, and spray angle is 70~90 °.
Finally, the step 3) the compound coating layer thickness of 420 stainless steels control between 0.2mm~2.0mm.
Compared with prior art, the advantage of the invention is that：The present invention uses cold spray technique, and process is simple is easy to operate,
The stainless steel composite coating of cold spraying 420 of preparation is a kind of single layer structure coating, using 420 martensitic stain less steels as the base of coating
Plinth phase, has fully ensured that the wear resisting and corrosion resistance energy of coating, while adding hard enhancing phase material, can further realize that it resists
Burn into anti-wear performance is optimized integration；Coating layer thickness is controlled between 0.2mm~2.0mm, anchoring strength of coating 55~
Between 80MPa, the microhardness of coating between 450~850HV, coating and Si3N4Ball is 0.6 with secondary average friction coefficient
~0.75, the wear rate of coating is 1 × 10-6mm3/ Nm~2 × 10-5mm3Between/Nm.Composite coating prepared by the present invention
Compact structure, porosity are low, hardness is high, high with matrix material bond strength, and coating has good corrosion stability, and anti-wear performance
Greatly improve, be magnesium alloy and its component surface is corrosion-resistant, anti abrasive superior protection coating.
Brief description of the drawings
Fig. 1 is the section Electronic Speculum pattern of 420 stainless steels/WC-12Co composite coatings in the embodiment 1 that the present invention is provided；
Fig. 2 is the section Electronic Speculum pattern of 420 stainless steels/SiC composite coatings in the embodiment 2 that the present invention is provided；
Fig. 3 is 420 stainless steels/Al in the embodiment 3 that invention is provided2O3The section Electronic Speculum pattern of composite coating.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment 1
A：420 powder of stainless steel 500g are weighed, particle diameter is 5~30 μm, and powder morphology is spherical；Weigh WC-12Co powder
500g, particle diameter is 5~30 μm, and powder morphology is spherical, above two powder is placed in mechanical batch mixer and is sprayed after mixing
Apply powder.
B：Acetone cleaning and sandblasting roughening treatment, the base material handled well, spray are carried out to magnesium alloy substrates surface successively
Sand pressure is 1.0MPa, and blast time is 30s, and sand blasting-used sand ball mesh number is 200 mesh.
C：Dusty spray prepared by step A is fitted into powder feeder, then will be consolidated by the magnesium alloy substrates after step B treatment
It is scheduled on fixtures for painting, 420 stainless steels/WC-12Co composite coatings, its specific spray parameters is prepared with cold spray process
For：Working gas is helium, and spray pressure is 3.0MPa, and temperature is 600 DEG C, and spray distance is 20mm, and spray gun translational speed is
200mm/s, powder feeding rate is 2kg/h, and spray angle is 90 °.
420 stainless steels/microcosmic microscopic structure of WC-12Co composite coatings prepared by the present embodiment is as shown in figure 1, from figure
As can be seen that composite coating structure is fine and close, Tissue distribution uniform, the thickness of coating is 700um.Surveyed by material mechanical test machine
The bond strength for obtaining coating is 58MPa.The microhardness for measuring coating by microhardness testers is 800HV.Using ball-disk friction
Abrasion tester characterize coating under different loads with Si3N4Ball is with secondary coefficient of friction and wear rate.What table 1 was given is coating
With Si3N4Ball is with secondary coefficient of friction and attrition rate.As can be seen that wear rate of the coating under different Hertz contact stress
All 10-6Magnitude, shows excellent anti-wear performance.
1 420 stainless steels of table/WC-12Co coatings and Si3N4Ball is with secondary coefficient of friction and attrition rate
Embodiment 2
A：420 powder of stainless steel 400g are weighed, particle diameter is 5~30 μm, and powder morphology is spherical；SiC powder 100g is weighed,
Particle diameter is 5~30 μm, and powder morphology is irregular pattern, above two powder is placed in mechanical batch mixer and is sprayed after mixing
Apply powder.
B：Acetone cleaning and sandblasting roughening treatment, the base material handled well are carried out to magnesium alloy substrates surface successively；Spray
Sand pressure is 0.3MPa, and blast time is 10s, and sand blasting-used sand ball mesh number is 40 mesh.
C：Dusty spray prepared by step A is fitted into powder feeder, then will be consolidated by the magnesium alloy substrates after step B treatment
It is scheduled on fixtures for painting, 420 stainless steels/SiC composite coatings is prepared with cold spray process, its specific spray parameters is：Work
Gas is nitrogen, and spray pressure is 3.5MPa, and temperature is 700 DEG C, and spray distance is 30mm, and spray gun translational speed is 400mm/s,
Powder feeding rate is 5kg/h, and spray angle is 90 °.
420 stainless steels/microcosmic microscopic structure of SiC composite coatings prepared by the present embodiment is as shown in Fig. 2 can from Fig. 2
To find out, composite coating structure is fine and close, Tissue distribution is uniform, and the thickness of coating is 500um.Measured by material mechanical test machine
The bond strength of coating is 46MPa, and the microhardness for measuring coating by microhardness testers is 740HV, using ball-disk friction mill
Damage testing machine characterize coating under different loads with Si3N4Ball is with secondary coefficient of friction and wear rate.What table 2 was given is coating with
Si3N4Ball is with secondary coefficient of friction and attrition rate.As can be seen that coating under different Hertz contact stress all have it is excellent
Wearability.
2 420 stainless steels of table/SiC coatings and Si3N4Ball is with secondary coefficient of friction and attrition rate
Embodiment 3
A：420 powder of stainless steel 1.5kg are weighed, particle diameter is 5~30 μm, and powder morphology is spherical；Weigh Al2O3Powder
500g, particle diameter is 5~30 μm, and powder morphology is irregular pattern, and above two powder is placed in mechanical batch mixer after mixing
Obtain dusty spray.
B：Acetone cleaning and sandblasting roughening treatment, the matrix handled well, spray are carried out to magnesium alloy substrates surface successively
Sand pressure is 0.5MPa, and blast time is 10s, and sand blasting-used sand ball mesh number is 40 mesh.
C：Dusty spray prepared by step A is fitted into powder feeder, then will be consolidated by the magnesium alloy substrates after step B treatment
It is scheduled on fixtures for painting, 420 stainless steels/Al is prepared with cold spray process2O3Composite coating；Its specific spray parameters is：Work
Gas is nitrogen, and spray pressure is 2.5MPa, and temperature is 800 DEG C, and spray distance is 20mm, and spray gun translational speed is 50mm/s,
Powder feeding rate is 2kg/h, and spray angle is 90 °.
420 stainless steels/Al prepared by the present embodiment2O3The microcosmic microscopic structure of composite coating is as shown in figure 3, can from Fig. 3
To find out, composite coating structure is fine and close, Tissue distribution is uniform, and the thickness of coating is 1.0mm.Measured by material mechanical test machine
The bond strength of coating is 55MPa, and the microhardness for measuring coating by microhardness testers is 760HV, using ball-disk friction mill
Damage testing machine characterize coating under different loads with Si3N4Ball is with secondary coefficient of friction and wear rate.What table 3 was given is coating with
Si3N4Ball is with secondary coefficient of friction and attrition rate.As can be seen that coating under different Hertz contact stress all have it is excellent
Wearability.
3 420 stainless steels of table/Al2O3Coating and Si3N4Ball is with secondary coefficient of friction and attrition rate
Embodiment 4
A：420 powder of stainless steel 1.2kg are weighed, particle diameter is 30~50 μm, and powder morphology is spherical；Weigh TiC powder
800g, particle diameter is 5~30 μm, and powder morphology is irregular pattern, and above two powder is placed in mechanical batch mixer after mixing
Obtain dusty spray.
B：Acetone cleaning and sandblasting roughening treatment, the matrix handled well, spray are carried out to magnesium alloy substrates surface successively
Sand pressure is 0.5MPa, and blast time is 30s, and sand blasting-used sand ball mesh number is 100 mesh.
C：Dusty spray prepared by step A is fitted into powder feeder, then will be consolidated by the magnesium alloy substrates after step B treatment
It is scheduled on fixtures for painting, 420 stainless steels/TiC composite coatings is prepared with cold spray process；Its specific spray parameters is：Work
Gas is nitrogen, and spray pressure is 3.5MPa, and temperature is 600 DEG C, and spray distance is 20mm, and spray gun translational speed is 200mm/s,
Powder feeding rate is 2kg/h, and spray angle is 90 °.
420 stainless steels/TiC composite coating structures densification prepared by the present embodiment, Tissue distribution are uniform, and coating layer thickness is
1.2mm.The bond strength for measuring coating by material mechanical test machine is 60MPa, and the aobvious of coating is measured by microhardness testers
Microhardness is 780HV, using ball-on-disc testing machine machine characterize coating under different loads with Si3N4Ball is with secondary friction system
Number and wear rate.That table 4 is given is coating and Si3N4Ball is with secondary coefficient of friction and attrition rate.As can be seen that coating is not
All there is excellent wearability under same Hertz contact stress.
4 420 stainless steels of table/TiC coatings and Si3N4Ball is with secondary coefficient of friction and attrition rate
Embodiment 5
A：420 powder of stainless steel 500g are weighed, particle diameter is 30~50 μm, and powder morphology is spherical；Weigh WC-CoCr powder
250g, particle diameter is 5~30 μm, and powder morphology is spherical, weighs WC-NiCr powder 250g, and particle diameter is 5~30 μm, powder morphology
For spherical, above-mentioned three a variety of powder be placed in mechanical batch mixer and obtain dusty spray after mixing.
B：Acetone cleaning and sandblasting roughening treatment, the matrix handled well, spray are carried out to magnesium alloy substrates surface successively
Sand pressure is 0.5MPa, and blast time is 20s, and sand blasting-used sand ball mesh number is 100 mesh.
C：Dusty spray prepared by step A is fitted into powder feeder, then will be consolidated by the magnesium alloy substrates after step B treatment
It is scheduled on fixtures for painting, 420 stainless steels/WC-CoCr/WC-NiCr composite coatings is prepared with cold spray process；It is specifically sprayed
Parameter is：Working gas is nitrogen, and spray pressure is 3.0MPa, and temperature is 700 DEG C, and spray distance is 25mm, spray gun movement speed
It is 200mm/s to spend, and powder feeding rate is 1kg/h, and spray angle is 90 °.
420 stainless steels/WC-CoCr/WC-NiCr composite coating structures densification prepared by the present embodiment, Tissue distribution are equal
Even, coating layer thickness is 600um.The bond strength that coating is measured by material mechanical test machine is 61MPa, by microhardness testers
The microhardness of coating is measured for 790HV, using ball-on-disc testing machine machine characterize coating under different loads with Si3N4Ball
With secondary coefficient of friction and wear rate.That table 5 is given is coating and Si3N4Ball is with secondary coefficient of friction and attrition rate.Can see
Go out, coating all has excellent wearability under different Hertz contact stress.
5 420 stainless steels of table/WC-CoCr/WC-NiCr coatings and Si3N4Ball is with secondary coefficient of friction and attrition rate
Claims (6)
1. the preparation method of the stainless steel composite coating of a kind of Mg alloy surface cold spraying 420, it is characterised in that comprise the following steps：
1) 420 95~40wt% of powder of stainless steel, 5~60wt% of hard enhancing phase material powder are weighed according to proportioning., will be above-mentioned
Two kinds of powder are placed in and dusty spray are obtained in mechanical batch mixer after mixing；
2) acetone cleaning and sandblasting roughening treatment are carried out to magnesium alloy substrates surface successively；
3) by step 1) prepare dusty spray is fitted into the powder feeder of cold spray apparatus, then will be by step 2) process after magnesium
Alloy base material is fixed on fixtures for painting, after setting spraying parameter, is prepared on magnesium alloy substrates surface with cold spray process
420 stainless steel composite coatings.
2. preparation method according to claim 1, it is characterised in that：The enhancing phase material is SiC, Al2O3、TiC、WC-
One or more in 12Co, WC-17Co, WC-CoCr or WC-NiCr, hard enhancing phase material powder is spherical morphology or not
Regular morphology, particle diameter is 5~30 μm.
3. preparation method according to claim 1, it is characterised in that：420 powder of stainless steel is spherical morphology, particle diameter
It is 5~50 μm.
4. according to claim:Preparation method described in 1, it is characterised in that：The step 2) in sandblasting roughening treatment work
Skill parameter is：Blasting pressure is 0.3~1.0MPa, and blast time is 10~30s, and sand blasting-used sand ball mesh number is 40~200 mesh.
5. preparation method according to claim 1, it is characterised in that：The step 3) in cold spraying refer to use cold spraying
, be deposited on the dusty spray of preparation on magnesium alloy substrates by the high velocity air of spray gun by equipment, obtains the compound painting of 420 stainless steels
Layer, its specific cold spraying parameter is：Working gas is helium or nitrogen, and spray pressure is 2.5~3.5MPa, and temperature is 500
~800 DEG C, spray distance is 20~40mm, and spray gun translational speed is 50~400mm/s, and powder feeding rate is 1~5kg/h, spraying
Angle is 70~90 °.
6. preparation method according to claim 1, it is characterised in that：The step 3) 420 stainless steel composite coatings it is thick
Degree control is between 0.2mm~2.0mm.
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604354A (en) * | 2017-09-15 | 2018-01-19 | 中国兵器科学研究院宁波分院 | The preparation method of pressure break magnesium alloy ball seat inner surface erosion resistance coating |
| CN108860656A (en) * | 2018-07-28 | 2018-11-23 | 国营芜湖机械厂 | A kind of plane aluminium alloy structural member crackle cold spraying reinforcement repair method |
| CN109468570A (en) * | 2018-12-28 | 2019-03-15 | 深圳市金中瑞通讯技术有限公司 | A kind of preparation method and spraying equipment of composition metal alloy-coated layer |
| CN110303236A (en) * | 2019-08-02 | 2019-10-08 | 中国兵器工业第五九研究所 | It is a kind of for tungsten or the hot isostatic pressing diffusion connection method of tungsten alloy and high strength steel |
| CN110607526A (en) * | 2019-09-06 | 2019-12-24 | 中国兵器科学研究院宁波分院 | Method for preparing nickel-based wide-temperature-range self-lubricating coating with nano structure by cold spraying |
| CN110616424A (en) * | 2019-08-30 | 2019-12-27 | 中国兵器科学研究院宁波分院 | Method for preparing corrosion-resistant wear-resistant aluminum-based amorphous composite coating by cold spraying technology |
| CN113122794A (en) * | 2021-04-13 | 2021-07-16 | 宁波大学 | Cloud platform based on coating fastening is reinforceed |
| CN113430513A (en) * | 2021-06-28 | 2021-09-24 | 山东理工大学 | Preparation method of magnesium alloy surface cold spraying high-entropy alloy coating |
| CN113894705A (en) * | 2021-09-28 | 2022-01-07 | 先导薄膜材料（广东）有限公司 | Surface roughening method of metal matrix |
| CN114150306A (en) * | 2021-11-30 | 2022-03-08 | 中国科学院金属研究所 | Stainless steel coating with marine organism fouling resistance function and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703894A (en) * | 2012-07-02 | 2012-10-03 | 华东交通大学 | Compound strengthening method for surface laser deposition of magnesium alloy |
| CN104561991A (en) * | 2014-12-26 | 2015-04-29 | 瑞安市博业激光应用技术有限公司 | Special material for stainless steel substrate composite coating for thin valve plate and preparation method of special material |
| CN104711506A (en) * | 2015-03-23 | 2015-06-17 | 江苏科技大学 | Spraying method of high-thickness high-performance coating |
| CN105039964A (en) * | 2015-07-10 | 2015-11-11 | 河南泛锐复合材料研究院有限公司 | Surface corrosion-resistant and abrasion-resistant composite coating for magnesium alloy and preparation method of surface corrosion-resistant and abrasion-resistant composite coating |
-
2016
- 2016-12-16 CN CN201611167825.8A patent/CN106835112A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102703894A (en) * | 2012-07-02 | 2012-10-03 | 华东交通大学 | Compound strengthening method for surface laser deposition of magnesium alloy |
| CN104561991A (en) * | 2014-12-26 | 2015-04-29 | 瑞安市博业激光应用技术有限公司 | Special material for stainless steel substrate composite coating for thin valve plate and preparation method of special material |
| CN104711506A (en) * | 2015-03-23 | 2015-06-17 | 江苏科技大学 | Spraying method of high-thickness high-performance coating |
| CN105039964A (en) * | 2015-07-10 | 2015-11-11 | 河南泛锐复合材料研究院有限公司 | Surface corrosion-resistant and abrasion-resistant composite coating for magnesium alloy and preparation method of surface corrosion-resistant and abrasion-resistant composite coating |
Non-Patent Citations (1)
| Title |
|---|
| 舒文波等: "镁合金表面冷喷涂316L/WC涂层的制备及摩擦学性能研究", 《兵器材料科学与工程》 * |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604354A (en) * | 2017-09-15 | 2018-01-19 | 中国兵器科学研究院宁波分院 | The preparation method of pressure break magnesium alloy ball seat inner surface erosion resistance coating |
| CN108860656A (en) * | 2018-07-28 | 2018-11-23 | 国营芜湖机械厂 | A kind of plane aluminium alloy structural member crackle cold spraying reinforcement repair method |
| CN108860656B (en) * | 2018-07-28 | 2021-05-14 | 国营芜湖机械厂 | Cold spraying reinforcement repairing method for cracks of aluminum alloy structural part of airplane |
| CN109468570A (en) * | 2018-12-28 | 2019-03-15 | 深圳市金中瑞通讯技术有限公司 | A kind of preparation method and spraying equipment of composition metal alloy-coated layer |
| CN110303236A (en) * | 2019-08-02 | 2019-10-08 | 中国兵器工业第五九研究所 | It is a kind of for tungsten or the hot isostatic pressing diffusion connection method of tungsten alloy and high strength steel |
| CN110616424A (en) * | 2019-08-30 | 2019-12-27 | 中国兵器科学研究院宁波分院 | Method for preparing corrosion-resistant wear-resistant aluminum-based amorphous composite coating by cold spraying technology |
| CN110607526A (en) * | 2019-09-06 | 2019-12-24 | 中国兵器科学研究院宁波分院 | Method for preparing nickel-based wide-temperature-range self-lubricating coating with nano structure by cold spraying |
| CN110607526B (en) * | 2019-09-06 | 2022-07-05 | 中国兵器科学研究院宁波分院 | Method for preparing nickel-based wide-temperature-range self-lubricating coating with nano structure by cold spraying |
| CN113122794A (en) * | 2021-04-13 | 2021-07-16 | 宁波大学 | Cloud platform based on coating fastening is reinforceed |
| CN113430513A (en) * | 2021-06-28 | 2021-09-24 | 山东理工大学 | Preparation method of magnesium alloy surface cold spraying high-entropy alloy coating |
| CN113894705A (en) * | 2021-09-28 | 2022-01-07 | 先导薄膜材料（广东）有限公司 | Surface roughening method of metal matrix |
| CN114150306A (en) * | 2021-11-30 | 2022-03-08 | 中国科学院金属研究所 | Stainless steel coating with marine organism fouling resistance function and preparation method thereof |
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