CN104831213A - Ni-Co-Mo-Mn material and preparation method thereof - Google Patents
Ni-Co-Mo-Mn material and preparation method thereof Download PDFInfo
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- CN104831213A CN104831213A CN201510233615.3A CN201510233615A CN104831213A CN 104831213 A CN104831213 A CN 104831213A CN 201510233615 A CN201510233615 A CN 201510233615A CN 104831213 A CN104831213 A CN 104831213A
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- 239000000463 material Substances 0.000 title claims abstract description 30
- 229910017309 Mo—Mn Inorganic materials 0.000 title claims abstract description 28
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 14
- 239000011573 trace mineral Substances 0.000 claims abstract description 14
- 235000013619 trace mineral Nutrition 0.000 claims abstract description 14
- 229910052802 copper Inorganic materials 0.000 claims abstract description 11
- 238000012387 aerosolization Methods 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 239000002103 nanocoating Substances 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 2
- 239000012798 spherical particle Substances 0.000 abstract description 2
- 239000002077 nanosphere Substances 0.000 abstract 2
- 239000013543 active substance Substances 0.000 abstract 1
- 238000009689 gas atomisation Methods 0.000 abstract 1
- 239000011858 nanopowder Substances 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 11
- 238000000576 coating method Methods 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 238000005507 spraying Methods 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000007750 plasma spraying Methods 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000007751 thermal spraying Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 229910001004 magnetic alloy Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910000753 refractory alloy Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Coating By Spraying Or Casting (AREA)
Abstract
本发明涉及一种Ni-Co-Mo-Mn材料及其制备方法，其组分及各组分的质量百分数为Ni占73-88份、Co占2-11份、Mo占6份、Mn占6份、WC占1份、微量元素占0.13-0.57份，所述微量元素为C、W、Ti、Cu，其制备方法为：采用气雾化法制得Ni-Co-Mo-Mn的纳米球；然后将制得的纳米球采用活性剂保护法混合C、W、Ti、Cu制得纳米粉末。本发明的形貌为球状颗粒，分布均匀、颗粒完整，具有较好的组织结构和较好的宏观性能。本发明制成的Ni-Co-Mo-Mn纳米涂层的硬度达到HRC47，具有一定的硬度和抗磨损性能，结合强度、抓附力较高。
The invention relates to a Ni-Co-Mo-Mn material and a preparation method thereof. The components and the mass percentages of each component are 73-88 parts for Ni, 2-11 parts for Co, 6 parts for Mo, and 6 parts for Mn. 6 parts, WC accounts for 1 part, and trace elements account for 0.13-0.57 parts. The trace elements are C, W, Ti, and Cu. The preparation method is: using the gas atomization method to prepare Ni-Co-Mo-Mn nanospheres ; Then the prepared nanospheres are mixed with C, W, Ti and Cu by active agent protection method to obtain nanopowder. The appearance of the invention is spherical particles, the distribution is uniform, the particles are complete, and it has better organizational structure and better macro performance. The hardness of the Ni-Co-Mo-Mn nano-coating made by the invention reaches HRC47, has certain hardness and wear resistance, and has high bonding strength and gripping force.
Description
Technical field
The present invention relates to technical field of hot, is a kind of Ni-Co-Mo-Mn material and preparation method thereof specifically.
Background technology
Thermospray is a kind of surface strengthening technology, is the important component part of surface engineering technology, is the new technology project that China's emphasis is promoted always.It utilizes certain thermal source (as electric arc, plasma spraying or combustion flame etc.) that Powdered or thread metal or non-metallic material are heated to melting or semi-melting state, then stay itself or pressurized air to be ejected into pretreated matrix surface with certain speed by flame, deposit and form a kind of technology with the top coat of various function.Thermospray refers to a series of process, in these processes, trickle and dispersion metal or nonmetallic coated material, with one fusing or semi-molten state, deposit to a kind of through preparation matrix surface, form certain spray deposited layer.It utilizes certain thermal source (as electric arc, plasma spraying or combustion flame etc.) that Powdered or thread metal or non-metallic material are heated to melting or semi-melting state, then be ejected into pretreated matrix surface by flame stream itself or pressurized air with certain speed, deposit and form a kind of technology with the top coat of various function.
The outstanding feature of hot-spraying techniques makes it apply great potential.These features are mainly manifested in: 1. Surface Engineering and being combined in design of material of multiple matrix material have obvious advantage; 2. the chemical composition of material can be adjusted easily; 3. the matrix material of special construction performance can be had by dynamic formation; 4. the compound of multiple material and multiple technologies can obtain excellent performance.Therefore the research of thermal spraying material is the deciding factor of 21 century thermospray development, is also the driving of hot-spraying techniques development.
But along with improving constantly engineering mechanical device performance requriements, improving and development of hot-spraying techniques, the application of hot-spraying techniques is limited to the development of thermal spraying material and processing unit.
The material bond strength that traditional spraying technology uses is poor, void content is high, wear no resistance.Novel hot spray material needs to make up these defects, and adopt new technology, novel method, new formula is obtained has high rigidity, high-wearing feature, high corrosion resistance, heterogeneous microstructure is even, and the excellent material of comprehensive mechanical property becomes the urgent demand of people.
Summary of the invention
Poor in order to solve conventional coatings wear resistance, the problems such as hardness is lower, the invention provides a kind of Ni-Co-Mo-Mn material and preparation method thereof.
Technical problem to be solved by this invention realizes by the following technical solutions:
A kind of Ni-Co-Mo-Mn material, the mass fraction of its component and each component is that Ni accounts for 73-88 part, Co accounts for 2-11 part, Mo accounts for 6 parts, Mn accounts for 6 parts, WC accounts for 1 part, trace element accounts for 0.13-0.57 part.
Be mixed into by Ni in nano coating and can improve physical strength, the alloy of Ni and steel is used for manufacturing machine and bears larger pressure, withstands shocks and the part of reciprocal loaded portion, as turbine blade, bent axle, connecting rod etc.
It is the important source material of producing refractory alloy, Wimet, anti-corrosion alloy, magneticalloy and various cobalt salt that the physics of Co, chemical property determine it.Cobalt base alloy or cobalt-containing alloy steel are used as the heat-resistant part of various high loading and the important meals material of nuclear industry in the blade of gas turbine, impeller, conduit, jet engine, rocket engine, the parts of guided missile and chemical industry equipment.As binding agent, Co can ensure that Wimet has certain toughness.
The pure metal of Mo is silvery white, very hard.A small amount of Mo is added among nano coating, coating can be made hardening.
Described trace element is C, W, Ti, Cu.Ti metal is tough and tensile, acid resistance good, effectively can improve the hardness of nano coating, wear resistance and erosion resistance.
A preparation method for Ni-Co-Mo-Mn material, comprises the following steps:
(1) aerosolization legal system is adopted to obtain the nanometer ball of Ni-Co-Mo-Mn;
(2) nanometer ball obtained in step (1) employing promoting agent protection method mixed C, W, Ti, Cu are obtained nanometer powder.
The invention has the beneficial effects as follows: pattern of the present invention is spherical particle, be evenly distributed, particle is complete, there is good weave construction and good macro property.The hardness of the Ni-Co-Mo-Mn nano coating that the present invention makes reaches HRC47, there is certain hardness and wear resistance, bonding strength, grasping force are higher, density can reach 8.562g/cm3, coating thickness can reach 5 millimeters, density is well 0.66, and over-all properties is better than conventional washcoat material, and hardness is high, wear resistance is good has very large progress compared with conventional alloys material.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the present invention's weave construction under a scanning electron microscope and crystal morphology.
Embodiment
The technique means realized to make the present invention and creation characteristic are easy to understand, and set forth further below to the present invention.
Embodiment one:
A kind of Ni-Co-Mo-Mn material, the mass fraction of its component and each component is that Ni accounts for 73 parts, Co accounts for 2 parts, Mo accounts for 6 parts, Mn accounts for 6 parts, WC accounts for 1 part, trace element accounts for 0.13 part.
Described trace element is C, W, Ti, Cu.
A preparation method for Ni-Co-Mo-Mn material, comprises the following steps:
(1) aerosolization legal system is adopted to obtain the nanometer ball of Ni-Co-Mo-Mn;
(2) nanometer ball obtained in step (1) employing promoting agent protection method mixed C, W, Ti, Cu are obtained nanometer powder.
Embodiment two:
A kind of Ni-Co-Mo-Mn material, the mass fraction of its component and each component is that Ni accounts for 78 parts, Co accounts for 5 parts, Mo accounts for 6 parts, Mn accounts for 6 parts, WC accounts for 1 part, trace element accounts for 0.23 part.
Described trace element is C, W, Ti, Cu.
A preparation method for Ni-Co-Mo-Mn material, with embodiment one.
Embodiment three:
A kind of Ni-Co-Mo-Mn material, the mass fraction of its component and each component is that Ni accounts for 83 parts, Co accounts for 8 parts, Mo accounts for 6 parts, Mn accounts for 6 parts, WC accounts for 1 part, trace element accounts for 0.47 part.
Described trace element is C, W, Ti, Cu.
A preparation method for Ni-Co-Mo-Mn material, with embodiment one.
Embodiment four:
A kind of Ni-Co-Mo-Mn material, the mass fraction of its component and each component is that Ni accounts for 88 parts, Co accounts for 11 parts, Mo accounts for 6 parts, Mn accounts for 6 parts, WC accounts for 1 part, trace element accounts for 0.57 part.
Described trace element is C, W, Ti, Cu.
A preparation method for Ni-Co-Mo-Mn material, with embodiment one.
See Fig. 1, adopt plasma spraying technology obtained Ni-Co-Mo-Mn nano coating on the rod class workpiece being matrix with 20Co steel, the matrix with described coating and bonding strength, microhardness, void content and the abrasive wear resistance contrast and experiment without the matrix of described coating are in table 1:
The performance comparison experimental result of table 1 Ni-Co-Mo-Mn nano coating and 20Co steel matrix:
| Experimental group is numbered | Porosity (AREA%) | Bonding strength (MPa) | Microhardness (HV) |
| 1 | 0.767 | 78.9 | 784 |
| 2 | 0.557 | 72.5 | 869 |
| 3 | 0.579 | 71.4 | 770 |
| 4 | 0.688 | 69.8 | 912 |
| Mean value | 0.648 | 73.2 | 834 |
| Comparative group | 0.743 | 58.3 | 742 |
Adopt plasma spraying technology obtained Ni-Co-Mo-Mn coating on the rod class workpiece being matrix with 20Co steel, the abrasion loss contrast and experiment of the matrix with described coating and the matrix without described coating is in table 2:
The abrasion loss contrast and experiment of table 2 Ni-Co-Mo-Mn nano coating and 20Co steel matrix:
| Experimental group is numbered | Before wearing and tearing (g) | After wearing and tearing (g) | Abrasion loss (g) |
| 1 | 53.6549 | 53.6489 | 0.0060 |
| 2 | 53.3674 | 53.3632 | 0.0042 |
| 3 | 53.9728 | 53.9677 | 0.0051 |
| 4 | 53.6793 | 53.6744 | 0.0049 |
| Comparative group | 53.6287 | 53.6221 | 0.0066 |
From table 1 and table 2, the excellent combination property of Ni-Co-Mo-Mn nano coating, wear resistance is good.
The present invention is applicable to plasma spraying, and available spraying steel have: 20MnSiV, 20MnSiNb, 20MnTi, 4Cr5W2VSi, 8Cr3 etc.Also can spray some to the higher workpiece of hardness requirement or tool steel surface process, to improve workpiece surface hardness and wear resistance.
More than show and describe ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; the just principle of the present invention described in above-described embodiment and specification sheets; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (2)
1. a Ni-Co-Mo-Mn material, is characterized in that: the mass fraction of its component and each component is that Ni accounts for 73-88 part, Co accounts for 2-11 part, Mo accounts for 6 parts, Mn accounts for 6 parts, WC accounts for 1 part, trace element accounts for 0.13-0.57 part;
Described trace element is C, W, Ti, Cu.
2. a preparation method for Ni-Co-Mo-Mn material, is characterized in that: comprise the following steps:
(1) aerosolization legal system is first adopted to obtain the nanometer ball of Ni-Co-Mo-Mn;
(2) nanometer ball obtained in step (1) employing promoting agent protection method mixed C, W, Ti, Cu are obtained nanometer powder.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510233615.3A CN104831213A (en) | 2015-05-09 | 2015-05-09 | Ni-Co-Mo-Mn material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510233615.3A CN104831213A (en) | 2015-05-09 | 2015-05-09 | Ni-Co-Mo-Mn material and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4189130A (en) * | 1978-10-19 | 1980-02-19 | Kawasaki Steel Corporation | Blast-furnace tuyere |
| US20030180565A1 (en) * | 2000-09-21 | 2003-09-25 | Christian Herbst-Dederichs | Thermally applied coating for piston rings, consisting of mechanically alloyed powders |
| CN101298654A (en) * | 2008-06-30 | 2008-11-05 | 钢铁研究总院 | Ceramic-phase-containing iron-based amorphous nanocrystalline composite coating and preparation thereof |
| CN101589166A (en) * | 2007-01-26 | 2009-11-25 | H.C.施塔克有限公司 | Metal formulations |
| CN103103470A (en) * | 2013-01-11 | 2013-05-15 | 广州有色金属研究院 | Anti-sticking coating |
-
2015
- 2015-05-09 CN CN201510233615.3A patent/CN104831213A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4189130A (en) * | 1978-10-19 | 1980-02-19 | Kawasaki Steel Corporation | Blast-furnace tuyere |
| US20030180565A1 (en) * | 2000-09-21 | 2003-09-25 | Christian Herbst-Dederichs | Thermally applied coating for piston rings, consisting of mechanically alloyed powders |
| CN101589166A (en) * | 2007-01-26 | 2009-11-25 | H.C.施塔克有限公司 | Metal formulations |
| CN101298654A (en) * | 2008-06-30 | 2008-11-05 | 钢铁研究总院 | Ceramic-phase-containing iron-based amorphous nanocrystalline composite coating and preparation thereof |
| CN103103470A (en) * | 2013-01-11 | 2013-05-15 | 广州有色金属研究院 | Anti-sticking coating |
Non-Patent Citations (1)
| Title |
|---|
| 孙家枢等: "《热喷涂科学与技术》", 31 October 2013 * |
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