CN109355545A - A kind of cutting tool multi-principal elements alloy coating and preparation method thereof - Google Patents
A kind of cutting tool multi-principal elements alloy coating and preparation method thereof Download PDFInfo
- Publication number
- CN109355545A CN109355545A CN201811372664.5A CN201811372664A CN109355545A CN 109355545 A CN109355545 A CN 109355545A CN 201811372664 A CN201811372664 A CN 201811372664A CN 109355545 A CN109355545 A CN 109355545A
- Authority
- CN
- China
- Prior art keywords
- principal elements
- cutting tool
- preparation
- alloy coating
- elements alloy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
- C22C30/06—Alloys containing less than 50% by weight of each constituent containing zinc
-
- 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
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
- C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
- C23C24/106—Coating with metal alloys or metal elements only
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
- Physical Vapour Deposition (AREA)
- Drilling Tools (AREA)
Abstract
The present invention provides a kind of cutting tool multi-principal elements alloy coatings and preparation method thereof, belong to metal material and its preparation field, and the chemical formula of the multi-principal elements alloy is AlxCoCuMnyNiZnz, wherein 0.1≤x≤1.3；0.1≤y≤1.3；0.1≤z≤1.3；0.02≤x/(x+y+z+3)<0.30；0.02≤y/(x+y+z+3)<0.30；0.02≤z/(x+y+z+3)<0.30.The multi-principal high-entropy alloy material composition of the method for the present invention preparation is consistent with raw material proportioning ingredient；It can effectively be combined with a variety of basis materials, and the demand of different cutting performance variations can be met by fine tuning multi-principal elements alloy ingredient and structure according to the particular condition in use of workpiece；Equipment is simple, high production efficiency, applied widely.
Description
Technical field
The present invention relates to metal material and its preparation fields, and in particular to a kind of cutting tool multi-principal elements alloy coating and
Preparation method.
Background technique
Machinery manufacturing industry is the material base of national economy and social development, is the important of one national comprehensive strength of measurement
Mark.Machining is component part important in machinery manufacturing industry.High-speed cutting processing has high production efficiency, machining accuracy
High, the features such as surface quality is good, it is the developing direction of Machining Technology for Cutting, can be widely applied to the neck such as automobile, mold, lathe
Domain.But Chinese Enterprises are ignored the research and accumulation of basic theory and processing technology, are affected based on purchase of equipment for a long time
Promotion and application of the High Speed Cutting Technique in China.The working condition routinely cut is compared due to high-speed cutting more to dislike
It is bad, so the requirement standard to cutter material is stringenter, especially in high rigidity, high abrasion, anti-temper softening, corrosion-resistant etc.
Aspect is more harsh, this cuts just there is an urgent need to find or design novel high-performance alloy material to meet high-speed cutting operating condition
Has the requirement to material property.
Coating can be used as the chemically and thermally barrier between cutter and workpiece to be machined, effectively reduces chemical reaction and heat passes
It passs, tool wear is greatly reduced.In addition, stress suffered by coated cutting tool matrix is smaller relative to not having cated tool matrix,
The micro- of cutting edge is easy to happen to fall off and accelerated wear test speed.Meanwhile the operating temperature of coated cutting tool is higher, reduces oxidation speed
Rate, abrasion loss is also corresponding lower, wherein discontinuously processing is high compared with Continuous maching maximum operating temperature.
Multi-principal elements alloy breaks through traditional alloy design concept, is prepared with the nearly equimolar ratio of more pivots simple with structure
New alloy material, and have the characteristics that high intensity, high rigidity, high abrasion and anti-temper resistance, there is conventional alloys material
Not available unique advantage.It is of great significance by designing and preparing cutting tool with novel multi-principal high-entropy alloy coating
And vast market prospect.
Summary of the invention
The invention proposes a kind of cutting tool multi-principal elements alloy coatings and preparation method thereof, pass through plasma cladding
Method can reach metallurgical bonding with a variety of basis materials, and can be closed according to the particular condition in use of workpiece by finely tuning more pivots
Golden ingredient and structure meet the demand of different cutting performance variations.
It realizes the technical scheme is that a kind of cutting tool multi-principal elements alloy coating, the change of the multi-principal elements alloy
Formula is AlxCoCuMnyNiZnz, wherein 0.1≤x≤1.3；0.1≤y≤1.3；0.1≤z≤1.3；0.02≤x/(x+y+z+
3)<0.30；0.02≤y/(x+y+z+3)<0.30；0.02≤z/(x+y+z+3)<0.30.
The cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
(1) Al is pressedxCoCuMnyNiZnzStoichiometric ratio weighs required pure metal powder, and metal powder is placed in ball grinder
In, stainless steel ball is added, then under protective gas seals ball grinder；
(2) ball grinder that step (1) is sealed is placed on planetary ball mill and carries out mixing；
(3) on the basis of the powder after step (2) mixing, the turpentine oil that 97wt% is added into the powder after mixing is thoroughly pure and mild
The ethyl cellulose of 3wt% is modulated into paste, and the painting of paste mixing is formed on matrix, is dried at 80-120 DEG C；
(4) it coats in step (3) and carries out plasma cladding on the matrix of mixing, cladding is completed to obtain multi-principal elements alloy coating.
The purity of step (1) pure metal powder is higher than 99.5%.
Protective gas is argon gas or nitrogen in the step (1).
The revolving speed of ball mill mixing is 30-100rpm, time 0.5-6h in the step (2).
Matrix is one of aluminium, aluminium alloy, copper, copper alloy, nickel and nickel alloy in the step (3).
The electric current 120-137A of plasma cladding, cladding voltage 34V, plasma arc movement speed are in the step (4)
120-180mm/min。
The beneficial effects of the present invention are: the method for the present invention preparation multi-principal high-entropy alloy material composition and raw material proportioning at
Divide unanimously, it is simple to be formed by alloy structure；It can effectively be combined with a variety of basis materials, and can be according to the specifically used of workpiece
Situation meets the demand of different cutting performance variations by fine tuning multi-principal elements alloy ingredient and structure；Simultaneously preparation process and
Production equipment is simple, high production efficiency, at low cost, applied widely.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the X ray diffracting spectrum of multi-principal elements alloy coating prepared by embodiment 1.
Fig. 2 is process flow chart of the invention.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical solution of the present invention is clearly and completely described, it is clear that institute
The embodiment of description is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Those of ordinary skill in the art's every other embodiment obtained under that premise of not paying creative labor, belongs to this hair
The range of bright protection.
Embodiment 1
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
By chemical formula AlCoCuMnNiZn0.1Aluminium powder, cobalt powder, copper powder, manganese powder and the nickel powder and 0.04mol of 0.40mol are weighed respectively
Zinc powder, the purity of various pure metal powder is above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, are added appropriate
Stainless steel ball, then the ball grinder for being placed with raw material is sealed in a nitrogen environment；The above-mentioned ball grinder being sealed is set
In carrying out mixing on planetary ball mill, mixing revolving speed is 50rpm, time 2h；Add in the powder after above-mentioned uniform mixing
Entering 97wt% turpentine oil, pure and mild 3wt% ethyl cellulose is modulated into paste thoroughly, is formed on matrix, dries in advance at 90 DEG C；Prefabricated
Have and carry out plasma cladding on the basis material of raw material, cladding electric current 130A, cladding voltage 34V, plasma arc movement speed is
160mm/min, cladding are completed to prepare required multi-principal elements alloy coating on matrix.
Embodiment 2
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
By chemical formula AlCoCuMn0.1NiZn weighs aluminium powder, cobalt powder, copper powder, nickel powder and the zinc powder and 0.04mol of 0.40mol respectively
Manganese powder, the purity of various pure metal powder is above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, are added appropriate
Stainless steel ball, then the ball grinder for being placed with raw material is sealed in a nitrogen environment；The above-mentioned ball grinder being sealed is set
In carrying out mixing on planetary ball mill, mixing revolving speed is 40rpm, time 4h；Add in the powder after above-mentioned uniform mixing
Entering 97wt% turpentine oil, pure and mild 3wt% ethyl cellulose is modulated into paste thoroughly, is formed on matrix, dries in advance at 100 DEG C；Prefabricated
Have and carry out plasma cladding on the basis material of raw material, cladding electric current 125A, cladding voltage 34V, plasma arc movement speed is
140mm/min, cladding are completed to prepare required multi-principal elements alloy coating on matrix.
Embodiment 3
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
By chemical formula Al0.1CoCuMnNiZn weighs the aluminium powder of 0.04mol and the cobalt powder of 0.40mol, copper powder, manganese powder, nickel powder respectively
And zinc powder, the purity of various pure metal powder are above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, are added appropriate
Stainless steel ball, then the ball grinder for being placed with raw material is sealed in a nitrogen environment；The above-mentioned ball grinder being sealed is set
In carrying out mixing on planetary ball mill, mixing revolving speed is 30rpm, time 6h；Add in the powder after above-mentioned uniform mixing
Entering 97wt% turpentine oil, pure and mild 3wt% ethyl cellulose is modulated into paste thoroughly, is formed on matrix, dries in advance at 120 DEG C；Prefabricated
Have and carry out plasma cladding on the basis material of raw material, cladding electric current 120A, cladding voltage 34V, plasma arc movement speed is
120mm/min, cladding are completed to prepare required multi-principal elements alloy coating on matrix.
Embodiment 4
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
By chemical formula Al1。3CoCuMnNiZn weighs the aluminium powder of 0.52mol and the cobalt powder of 0.40mol, copper powder, manganese powder, nickel powder respectively
And zinc powder, the purity of various pure metal powder are above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, are added appropriate
Stainless steel ball, then the ball grinder for being placed with raw material is sealed in a nitrogen environment；The above-mentioned ball grinder being sealed is set
In carrying out mixing on planetary ball mill, mixing revolving speed is 100rpm, time 0.5h；In the powder after above-mentioned uniform mixing
97wt% turpentine oil is added, and pure and mild 3wt% ethyl cellulose is modulated into paste thoroughly, is formed on matrix, dries in advance at 80 DEG C；Pre-
It is formed on the basis material of raw material and carries out plasma cladding, cladding electric current 137A, cladding voltage 34V, plasma arc movement speed
For 180mm/min, cladding is completed to prepare required multi-principal elements alloy coating on matrix.
Embodiment 5
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
By chemical formula AlCoCuMn1。3NiZn weighs aluminium powder, cobalt powder, copper powder, nickel powder and the zinc powder and 0.52mol of 0.40mol respectively
Manganese powder, the purity of various pure metal powder is above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, are added appropriate
Stainless steel ball, then the ball grinder for being placed with raw material is sealed in a nitrogen environment；The above-mentioned ball grinder being sealed is set
In carrying out mixing on planetary ball mill, mixing revolving speed is 50rpm, time 2h；Add in the powder after above-mentioned uniform mixing
Entering 97wt% turpentine oil, pure and mild 3wt% ethyl cellulose is modulated into paste thoroughly, is formed on matrix, dries in advance at 100 DEG C；Prefabricated
Have and carry out plasma cladding on the basis material of raw material, cladding electric current 125A, cladding voltage 34V, plasma arc movement speed is
120mm/min, cladding are completed to prepare required multi-principal elements alloy coating on matrix.
Embodiment 6
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
By chemical formula AlCoCuMnNiZn1。3Aluminium powder, cobalt powder, copper powder, manganese powder and the nickel powder and 0.52mol of 0.40mol are weighed respectively
Zinc powder, the purity of various pure metal powder is above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, are added appropriate
Stainless steel ball, then the ball grinder for being placed with raw material is sealed under ar gas environment；The above-mentioned ball grinder being sealed is set
In carrying out mixing on planetary ball mill, mixing revolving speed is 60rpm, time 1h；Add in the powder after above-mentioned uniform mixing
Entering 97wt% turpentine oil, pure and mild 3wt% ethyl cellulose is modulated into paste thoroughly, is formed on matrix, dries in advance at 80 DEG C；Prefabricated
Have and carry out plasma cladding on the basis material of raw material, cladding electric current 130A, cladding voltage 34V, plasma arc movement speed is
160mm/min, cladding are completed to prepare required multi-principal elements alloy coating on matrix.
Embodiment 7
A kind of cutting tool preparation method of multi-principal elements alloy coating, steps are as follows:
Weigh aluminium powder, cobalt powder, copper powder, manganese powder, nickel powder and the zinc powder of 0.40mol respectively by chemical formula AlCoCuMnNiZn, it is various
The purity of pure metal powder is above 99.5%；Load weighted above-mentioned raw materials are placed in ball grinder, suitable stainless steel ball is added,
Then the ball grinder for being placed with raw material is sealed under ar gas environment；The above-mentioned ball grinder being sealed is placed in planetary type ball-milling
Mixing is carried out on machine, mixing revolving speed is 50rpm, time 2h；97wt% turpentine oil is added in the powder after above-mentioned uniform mixing
Saturating pure and mild 3wt% ethyl cellulose is modulated into paste, is formed on matrix, dries in advance at 100 DEG C；In the matrix for being prefabricated with raw material
Plasma cladding, cladding electric current 125A, cladding voltage 34V are carried out on material, plasma arc movement speed is 120mm/min, is melted
It covers completion and prepares required multi-principal elements alloy coating on matrix.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of cutting tool multi-principal elements alloy coating, it is characterised in that: the chemical formula of multi-principal elements alloy is
AlxCoCuMnyNiZnz, wherein 0.1≤x≤1.3；0.1≤y≤1.3；0.1≤z≤1.3；0.02≤x/(x+y+z+3)<
0.30；0.02≤y/(x+y+z+3)<0.30；0.02≤z/(x+y+z+3)<0.30.
2. the cutting tool described in claim 1 preparation method of multi-principal elements alloy coating, it is characterised in that steps are as follows:
(1) Al is pressedxCoCuMnyNiZnzStoichiometric ratio weighs required pure metal powder, and metal powder is placed in ball grinder
In, stainless steel ball is added, then under protective gas seals ball grinder；
(2) ball grinder that step (1) is sealed is placed on planetary ball mill and carries out mixing；
(3) on the basis of the powder after step (2) mixing, the turpentine oil that 97wt% is added into the powder after mixing is thoroughly pure and mild
The ethyl cellulose of 3wt% is modulated into paste, and the painting of paste mixing is formed on matrix, is dried at 80-120 DEG C；
(4) it coats in step (3) and carries out plasma cladding on the matrix of mixing, cladding is completed to obtain multi-principal elements alloy coating.
3. the cutting tool according to claim 2 preparation method of multi-principal elements alloy coating, it is characterised in that: described pure
The purity of metal powder is higher than 99.5%.
4. the cutting tool according to claim 2 preparation method of multi-principal elements alloy coating, it is characterised in that: the step
Suddenly protective gas is argon gas or nitrogen in (1).
5. the cutting tool according to claim 2 preparation method of multi-principal elements alloy coating, it is characterised in that: the step
Suddenly the revolving speed of ball mill mixing is 30-100rpm, time 0.5-6h in (2).
6. the cutting tool according to claim 2 preparation method of multi-principal elements alloy coating, it is characterised in that: the step
Suddenly matrix is one of aluminium, aluminium alloy, copper, copper alloy, nickel and nickel alloy in (3).
7. the cutting tool according to claim 2 preparation method of multi-principal elements alloy coating, it is characterised in that: the step
Suddenly in (4) plasma cladding electric current 120-137A, cladding voltage 34V, plasma arc movement speed be 120-180mm/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372664.5A CN109355545B (en) | 2018-11-19 | 2018-11-19 | Multi-principal-element alloy coating for cutting tool and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811372664.5A CN109355545B (en) | 2018-11-19 | 2018-11-19 | Multi-principal-element alloy coating for cutting tool and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109355545A true CN109355545A (en) | 2019-02-19 |
| CN109355545B CN109355545B (en) | 2020-10-30 |
Family
ID=65332147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811372664.5A Active CN109355545B (en) | 2018-11-19 | 2018-11-19 | Multi-principal-element alloy coating for cutting tool and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109355545B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS151299B1 (en) * | 1971-07-08 | 1973-09-17 | ||
| CN102766797A (en) * | 2011-05-04 | 2012-11-07 | 中国科学院金属研究所 | Multi-principal-element alloy |
| US20130323116A1 (en) * | 2012-05-31 | 2013-12-05 | Swe-Kai Chen | Alloy material with constant electrical resistivity, applications and method for producing the same |
| CN106893923A (en) * | 2017-03-02 | 2017-06-27 | 中原工学院 | A kind of cutter multi-principal elements alloy and preparation method thereof |
| CN106893920A (en) * | 2017-03-02 | 2017-06-27 | 中原工学院 | A kind of high-wearing feature multi-principal elements alloy cutter and preparation method thereof |
| US20170369970A1 (en) * | 2016-06-22 | 2017-12-28 | National Tsing Hua University | High-entropy superalloy |
| CN108559993A (en) * | 2018-01-29 | 2018-09-21 | 中原工学院 | A kind of multi-principal elements alloy coating and preparation method thereof |
| CN108690982A (en) * | 2018-05-03 | 2018-10-23 | 中原工学院 | A kind of multi-principal elements alloy cutting tool coating and preparation method thereof |
-
2018
- 2018-11-19 CN CN201811372664.5A patent/CN109355545B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CS151299B1 (en) * | 1971-07-08 | 1973-09-17 | ||
| CN102766797A (en) * | 2011-05-04 | 2012-11-07 | 中国科学院金属研究所 | Multi-principal-element alloy |
| US20130323116A1 (en) * | 2012-05-31 | 2013-12-05 | Swe-Kai Chen | Alloy material with constant electrical resistivity, applications and method for producing the same |
| US20170369970A1 (en) * | 2016-06-22 | 2017-12-28 | National Tsing Hua University | High-entropy superalloy |
| CN106893923A (en) * | 2017-03-02 | 2017-06-27 | 中原工学院 | A kind of cutter multi-principal elements alloy and preparation method thereof |
| CN106893920A (en) * | 2017-03-02 | 2017-06-27 | 中原工学院 | A kind of high-wearing feature multi-principal elements alloy cutter and preparation method thereof |
| CN108559993A (en) * | 2018-01-29 | 2018-09-21 | 中原工学院 | A kind of multi-principal elements alloy coating and preparation method thereof |
| CN108690982A (en) * | 2018-05-03 | 2018-10-23 | 中原工学院 | A kind of multi-principal elements alloy cutting tool coating and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 彭丽军等: "Cu-Ni-Si-P 合金冷加工硬化及再结晶温度的研究", 《有色金属科学与工程》 * |
| 黄国杰等: "Cu－3.0Ni－0.75Si合金时效析出动力学分析", 《材料科学与工艺》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109355545B (en) | 2020-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107699843B (en) | A kind of powder cored filament material and its preparation method and application preparing high content of amorphous coating | |
| CN105401038B (en) | Multi-principal element alloy powder and method for preparing coating on die steel through laser cladding by applying multi-principal element alloy powder | |
| CN105603418A (en) | Method for improving microhardness of 42CrMo steel in laser cladding through fusion cladding powder | |
| CN108385105A (en) | A kind of multi-principal elements alloy cutter high abrasion coating and preparation method thereof | |
| CN106676522A (en) | Multi-principal-element alloy material coating and preparation method thereof | |
| CN105401042A (en) | Application of high-entropy alloy powder to laser cladding | |
| CN104120424B (en) | Iron based laser cladding powder and cladding layer preparation method | |
| CN109175379A (en) | A kind of diamond saw blade and preparation method thereof | |
| CN110785508A (en) | Iron-based alloy suitable for providing a hard and wear resistant coating on a substrate, article having a hard and wear resistant coating and method for manufacturing the same | |
| CN104831327B (en) | Method for coating aluminum alloy by using micro-arc oxidation green film layer | |
| CN108690982A (en) | A kind of multi-principal elements alloy cutting tool coating and preparation method thereof | |
| CN104831226A (en) | Plasma spray welding gas-solid reaction in-situ generated nitride enhanced wear-resisting layer and process | |
| CN105671544B (en) | The method for improving 42CrMo steel anti-wear performances in laser melting coating using cladding powder | |
| CN103357867B (en) | A kind of Scale-like multi-component zinc aluminum silicon alloy powder and preparation method thereof | |
| CN109797391A (en) | A kind of preparation method of wind power bearing low dilution rate FeCrCoNiMoTi high-entropy alloy powder and its cladding layer | |
| CN109355545A (en) | A kind of cutting tool multi-principal elements alloy coating and preparation method thereof | |
| CN101323036B (en) | Method of in situ synthesizing ZrC composite coating for argon arc deposited ceramic stick | |
| CN105862032A (en) | Metal surface wear-resistant coating and preparation method thereof | |
| CN108265289B (en) | A kind of method of Argon arc cladding fabricated in situ various reinforced phase composite coating | |
| CN108165989A (en) | A kind of multi-principal elements alloy high abrasion coating and preparation method thereof | |
| CN108559993A (en) | A kind of multi-principal elements alloy coating and preparation method thereof | |
| Katirci et al. | The conversion of the waste Cr (VI) electroplating bath to Cr (III) electroplating bath | |
| CN1180917C (en) | Electric welding rod for built-up welding | |
| CN103042209B (en) | Nano silicon carbide and nano cerium oxide synergetically enhanced metal matrix micro-nano powder and preparing method thereof | |
| CN109797390A (en) | A kind of iron-based high-entropy alloy powder of wind power bearing and its cladding layer preparation method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |