CN110484908A - The technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding - Google Patents
The technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding Download PDFInfo
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- CN110484908A CN110484908A CN201910730008.6A CN201910730008A CN110484908A CN 110484908 A CN110484908 A CN 110484908A CN 201910730008 A CN201910730008 A CN 201910730008A CN 110484908 A CN110484908 A CN 110484908A
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- 239000011248 coating agent Substances 0.000 title claims abstract description 61
- 238000000576 coating method Methods 0.000 title claims abstract description 61
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 42
- 239000000956 alloy Substances 0.000 title claims abstract description 42
- 239000011701 zinc Substances 0.000 title claims abstract description 34
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910052725 zinc Inorganic materials 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 31
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 238000004372 laser cladding Methods 0.000 title claims abstract description 22
- 230000003628 erosive effect Effects 0.000 title claims abstract description 20
- 239000000843 powder Substances 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 claims abstract description 23
- 238000005253 cladding Methods 0.000 claims abstract description 22
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 16
- 239000010941 cobalt Substances 0.000 claims abstract description 16
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004615 ingredient Substances 0.000 claims abstract description 8
- 239000004065 semiconductor Substances 0.000 claims abstract description 8
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 239000011247 coating layer Substances 0.000 claims abstract description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 14
- 239000010410 layer Substances 0.000 claims description 9
- 229910052786 argon Inorganic materials 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 238000010348 incorporation Methods 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 7
- 229910001068 laves phase Inorganic materials 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 5
- 238000002844 melting Methods 0.000 description 24
- 230000008018 melting Effects 0.000 description 24
- 238000005246 galvanizing Methods 0.000 description 10
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000011812 mixed powder Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000011253 protective coating Substances 0.000 description 4
- 239000002356 single layer Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012876 topography Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/0047—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents
- C22C32/0052—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with carbides, nitrides, borides or silicides as the main non-metallic constituents only carbides
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
The present invention provides a kind of technique of wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding, the following steps are included: carrying out powder material ingredient: C-0.08% by following molal weight percentage, Cr-18%, Si-3.4%, Fe-1.5%, Mo-28.5%, Ni-1.5%, cobalt packet WC-5%, Co-ba；Above-mentioned ingredient forms cobalt-based coated powder material after mixing；Ferrous alloy is preheated, and keeps ferrous alloy surface temperature at 600 DEG C or more；Then the cladding coating of wear-and corrosion-resistant is formed, coating layer thickness is in 0.5-1.5mm using cobalt-based coated powder material described in laser semiconductor cladding on ferrous alloy surface.Wear-resistant coating is prepared using the technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding of the invention, erosion of the fused zinc to cobalt-based coating can be effectively suppressed, improve coating wear resistance.
Description
Technical field
The present invention relates to laser melting and coating technique fields, wear-resisting resistance in particular to a kind of ferrous alloy surface laser cladding
Zinc loses the technique of Co-based alloy coating, belongs to surface treatment, is suitable for the weight such as strip Continuous Hot Dip Galvanizing Line sinking roller, axle sleeve
It wants the surfacecti proteon of consumable part and remanufactures.
Background technique
Hot galvanizing is the most basic widest method of anticorrosion of iron and steel application field, at present most of anti-corrosion steels in the world
Iron all needs to carry out hot dip galvanizing process, such as steel plate, steel band, steel wire part substantially using preceding.According to incompletely statistics, hot galvanizing piece
Service life compared to ungalvanized part can be improved 11-28 times.
In galvanization production line, each Equipment Foundations part (such as bearing, sinking roller, guide roller, support roller) is born molten simultaneously
Melt the strong corrosion of zinc liquid and the abrasion of product, cause the generation of hard intermetallic compound particle, to lower each component
Service life leads to equipment scrapping, causes a large amount of zinc consumption and energy consumption；Corrode the product (Fe of formation simultaneously2Change between Zn system metal
Close object) deposition in galvanizing zinc, the surface of coating can be destroyed, to influence the quality of product.And with interior heating technique
Fast development and application, effectively slow down corrosion of the galvanizing zinc to zinc pot, reduce energy consumption and zinc consumption.However it is this new
But to the performance of the materials such as internal heater and sinking roller, more stringent requirements are proposed for technique.International best dip-roll sleeve at present
Service life only at 20 days or so, the domestic material, axle sleeve developed and used now is also no more than 15 days, and either into
During machine adds Reusability, the single use period is shorter and shorter for mouth sinking roller or native country dip-roll sleeve, final to lose
Use value is gone, this has become hot galvanizing industry and one of is most difficult to solve the problems, such as so far.
Summary of the invention
Present invention aims at the metallurgy industry galvanization production line SUS-316L stainless steel sinking rollers for being directed to the prior art
There are problems that serious abrasion, zinc erosion, proposes a kind of wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding
Technique, effectively inhibit erosion of the fused zinc to cobalt-based coating, improve coating wear resistance.
To achieve the above object, the technical solution adopted in the present invention is as follows:
A kind of technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding, comprising the following steps:
Powder material ingredient: C-0.08%, Cr-18%, Si-3.4%, Fe- is carried out by following molal weight percentage
1.5%, Mo-28.5%, Ni-1.5%, cobalt packet WC-5%, Co-ba；Above-mentioned ingredient forms cobalt-based coated powder after mixing
Material；
Ferrous alloy is preheated, and is kept for 600 DEG C or more again of ferrous alloy surface temperature；
Then it is formed resistance on ferrous alloy surface using cobalt-based coated powder material described in laser semiconductor cladding
Anti-corrosion cladding coating is ground, coating layer thickness is in 0.5-1.5mm.
Preferably, it in mixing process, is mixed using electromagnetism batch mixer, incorporation time 8-10h.
Preferably, in ferrous alloy warm, using superaudio induction heating, preheating temperature is at least 400 DEG C.
Preferably, in laser cladding process, the technological parameter of use is as follows:
Laser power 2.2kW, spot size 5mm, scanning speed 600mm/min, powder sending quantity 1.2r/min, overlapping rate
50%, it is 40ml/min that argon gas, which protects flow,.
Preferably, in laser cladding process, Co is formed in cladding layer3Mo2Si Laves phase.
Detailed description of the invention
Fig. 1 (a) -1 (c) is that the wear-resisting resistance to zinc of the present invention loses laser melting coating protective coating macro morphology figure and surface inspection result
Figure, wherein Fig. 1 (a) is Sample-1, and 1 (b) is Sample-2, and 1 (c) is Sample-3.
Fig. 2 (a) -2 (b) is that the wear-resisting resistance to zinc of the present invention loses laser melting coating protective coating longitudinal section organizational topography, wherein figure
2 (a) Sample-2, Fig. 2 (b) Sample-3.
Fig. 3 is that the wear-resisting resistance to zinc of the present invention loses laser melting coating protective coating transverse section hardness scatter chart.
Fig. 4 (a) -4 (c) is that the wear-resisting resistance to zinc of the present invention loses laser melting coating protective coating friction coefficient curve figure, wherein Fig. 4
It (a) is Sample-4,4 (b) be Sample-3, and 4 (c) be import parts.
Specific embodiment
In order to better understand the technical content of the present invention, special to lift specific embodiment and institute's accompanying drawings is cooperated to be described as follows.
Various aspects with reference to the accompanying drawings to describe the present invention in the disclosure, shown in the drawings of the embodiment of many explanations.
It is not intended to cover all aspects of the invention for embodiment of the disclosure.It should be appreciated that a variety of designs and reality presented hereinbefore
Those of apply example, and describe in more detail below design and embodiment can in many ways in any one come it is real
It applies.
The present invention is for there are serious mills for metallurgy industry galvanization production line SUS-316L stainless steel sinking roller at this stage
It the problem of damage, zinc erosion, proposes that a kind of comprehensive performance is good, production cost is low, method is simple, is suitably adapted for the resistance to of industrialized production
Resistance to zinc erosion laser melting coating coat powder material is ground, and is based on this, is combined using superaudio induction heating with laser melting coating
Complex machining process, to form the cladding coating of wear-resisting resistance to zinc erosion on ferrous alloy surface.
In conjunction with diagram, the work of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding proposed by the present invention
Skill, comprising the following steps:
Powder material ingredient: C-0.08%, Cr-18%, Si-3.4%, Fe- is carried out by following molal weight percentage
1.5%, Mo-28.5%, Ni-1.5%, cobalt packet WC-5%, Co-ba；Above-mentioned ingredient forms cobalt-based coated powder after mixing
Material；
Ferrous alloy is preheated, and is kept for 600 DEG C or more again of ferrous alloy surface temperature；
Then it is formed resistance on ferrous alloy surface using cobalt-based coated powder material described in laser semiconductor cladding
Anti-corrosion cladding coating is ground, coating layer thickness is in 0.5-1.5mm.
It can reach 0.5 square metre according to the maximum working (finishing) area of the wear-resistant coating of above scheme preparation, there is good work
Industry application prospect and economic benefit.Moreover, in conjunction with shown in Fig. 2 (a)-(b), wherein being formed with Co in cladding layer3Mo2Si
Erosion of the fused zinc to cobalt-based coating can be effectively suppressed in Laves phase.Meanwhile WC can effectively improve coating wear resistance.
During hot dip galvanizing process, fused solution zinc liquid (460 DEG C) almost all has strong corrosivity to all metals,
Therefore it is particularly significant to prolonging its service life to improve workpiece surface performance.The present invention is compound using induction heating+laser melting coating
The cobalt-based coating of high rigidity, high resistance to zinc corrosion that technique is prepared directly is contacted with galvanizing zinc, and can effectively extend workpiece makes
Use the service life.
Preferably, it in mixing process, is mixed using electromagnetism batch mixer, incorporation time 8-10h.
Preferably, in ferrous alloy warm, using superaudio induction heating, preheating temperature is at least 600 DEG C.This
The superaudio induction heating technique used is invented, is the effective means for having magnetic metal surface quickly to heat, it is molten to be able to solve laser
Cover the problem of stress is concentrated and cracked in high hardness spray coating cladding process.Therefore induction heating, laser melting coating composite surface
Guard technology is very suitable for improving the surface property of hot-galvanizing equipment critical component.
Preferably, in laser cladding process, the technological parameter of use is as follows:
Laser power 2.2kW, spot size 5mm, scanning speed 600mm/min, powder sending quantity 1.2r/min, overlapping rate
50%, it is 40ml/min that argon gas, which protects flow,.
In conjunction with shown in attached drawing, the example of each embodiment is more particularly described below.
Embodiment 1
Laser cladding powder powder material is ratio mixed-powder of the electromagnetism batch mixer according to claim 1, incorporation time 10h.
Basis material of 304 stainless steels as laser melting coating is selected simultaneously, and specimen size is 200mm × 100mm × 20mm.
Laser melting coating experimental facilities uses ZKYC-LCD-4000 type laser remanufacturing outfit: library card KUKA60-3 type
Robot, Prest YC52 coaxial powder-feeding processing head, Laserline semiconductor 4000W laser, same winged MCWL-120DT2
Water cooling unit and RC-PGF-D-2 twin-tub powder feeder.Laser melting coating main technologic parameters are as follows: laser power 2.2kw, spot size
For 5mm, sweep speed 600mm/min, laser coating and powder feeding amount is 1.2 turns/min, overlapping rate 50%, argon gas protection air-flow
Amount is 40ml/min.Laser melting coating preparation sample be single layer multi-track overlapping cladding coating, cladding layer dimensions length be 50mm ×
50mm, thickness are about 1.5mm, and gained sample is Sample-1.
Embodiment 2
Laser cladding powder powder material is ratio mixed-powder of the electromagnetism batch mixer according to claim 1, incorporation time 10h.
Basis material of 304 stainless steels as laser melting coating is selected simultaneously, and specimen size is 200mm × 100mm × 20mm.
Laser melting coating experimental facilities uses ZKYC-LCD-4000 type laser remanufacturing outfit: library card KUKA60-3 type
Robot, Prest YC52 coaxial powder-feeding processing head, Laserline semiconductor 4000W laser, same winged MCWL-120DT2
Water cooling unit and RC-PGF-D-2 twin-tub powder feeder.Laser melting coating main technologic parameters are as follows: laser power 2.2kw, spot size
For 5mm, sweep speed 600mm/min, laser coating and powder feeding amount is 1.2 turns/min, overlapping rate 50%, argon gas protection air-flow
Amount is 40ml/min.The pre-heat treatment, preheating are carried out to sample using all solid state superaudio heating equipment of ZC-40KW/25KHz simultaneously
Temperature is respectively 400 DEG C.The sample of laser melting coating preparation is single layer multi-track overlapping cladding coating, and cladding layer dimensions length is
50mm × 50mm, thickness are about 1.5mm, and gained sample is Sample-2.
Embodiment 3
Laser cladding powder powder material is ratio mixed-powder of the electromagnetism batch mixer according to claim 1, incorporation time 10h.
Basis material of 304 stainless steels as laser melting coating is selected simultaneously, and specimen size is 200mm × 100mm × 20mm.
Laser melting coating experimental facilities uses ZKYC-LCD-4000 type laser remanufacturing outfit: library card KUKA60-3 type
Robot, Prest YC52 coaxial powder-feeding processing head, Laserline semiconductor 4000W laser, same winged MCWL-120DT2
Water cooling unit and RC-PGF-D-2 twin-tub powder feeder.Laser melting coating main technologic parameters are as follows: laser power 2.2kw, spot size
For 5mm, sweep speed 600mm/min, laser coating and powder feeding amount is 1.2 turns/min, overlapping rate 50%, argon gas protection air-flow
Amount is 40ml/min.The pre-heat treatment, preheating are carried out to sample using all solid state superaudio heating equipment of ZC-40KW/25KHz simultaneously
Temperature is respectively 600 DEG C.The sample of laser melting coating preparation is single layer multi-track overlapping cladding coating, and cladding layer dimensions length is
50mm × 50mm, thickness are about 1.5mm, and gained sample is Sample-3.
Embodiment 4
Laser cladding powder powder material is that electromagnetism batch mixer presses C-0.08%, Cr-18%, Si-3.4%, Fe-1.5%, Mo-
The ratio mixed-powder of 28.5%, Ni-1.5%, Co-bal, incorporation time 10h.Select 304 stainless steels as laser simultaneously
The basis material of cladding, specimen size are 200mm × 100mm × 20mm.
Laser melting coating experimental facilities uses ZKYC-LCD-4000 type laser remanufacturing outfit: library card KUKA60-3 type
Robot, Prest YC52 coaxial powder-feeding processing head, Laserline semiconductor 4000W laser, same winged MCWL-120DT2
Water cooling unit and RC-PGF-D-2 twin-tub powder feeder.Laser melting coating main technologic parameters are as follows: laser power 2.2kw, spot size
For 5mm, sweep speed 600mm/min, laser coating and powder feeding amount is 1.2 turns/min, overlapping rate 50%, argon gas protection air-flow
Amount is 40ml/min.The pre-heat treatment, preheating are carried out to sample using all solid state superaudio heating equipment of ZC-40KW/25KHz simultaneously
Temperature is respectively 400 DEG C and 600 DEG C.The sample of laser melting coating preparation is single layer multi-track overlapping cladding coating, and cladding layer size is long
Degree is 50mm × 50mm, and thickness is about 1.5mm, and gained sample is Sample-4.
In conjunction with surface topography shown in the drawings, tissue topography and upper result is spread out as it can be seen that present invention gained coating surface quality
Height, there is not the defects of obvious crackle, hole in inside, and coating wear-and corrosion-resistant layer maximum gauge can reach 1.5mm.
In conjunction with diagram transverse section hardness distribution curve (Fig. 3) and friction curve compare signal, revolving speed, coefficient of friction,
Under the premise of time is opposite, corresponding to different load, the abrasion loss of Fig. 4 (a) and 4 (b) quite or very little, reaches 0.0059
Level, and in Fig. 4 (c), when load pressure is suitable, abrasion loss is relatively large.
Although the present invention has been disclosed as a preferred embodiment, however, it is not to limit the invention.Skill belonging to the present invention
Has usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.Cause
This, the scope of protection of the present invention is defined by those of the claims.
Claims (5)
1. a kind of technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding, which is characterized in that including with
Lower step:
Powder material ingredient: C-0.08%, Cr-18%, Si-3.4%, Fe-1.5% is carried out by following molal weight percentage,
Mo-28.5%, Ni-1.5%, cobalt packet WC-5%, Co-ba；Above-mentioned ingredient forms cobalt-based coated powder material after mixing；
Ferrous alloy is preheated, and keeps ferrous alloy surface temperature at 600 DEG C or more；
Then it is formed wear-resisting resistance on ferrous alloy surface using cobalt-based coated powder material described in laser semiconductor cladding
The cladding coating of erosion, coating layer thickness is in 0.5-1.5mm.
2. the technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding according to claim 1,
It is characterized in that, in mixing process, is mixed using electromagnetism batch mixer, incorporation time 8-10h.
3. the technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding according to claim 1,
It is characterized in that, in ferrous alloy warm, using superaudio induction heating, preheating temperature is at least 400 DEG C.
4. the technique of the wear-resisting resistance to zinc erosion Co-based alloy coating of ferrous alloy surface laser cladding according to claim 1,
It is characterized in that, in laser cladding process, the technological parameter of use is as follows:
Laser power 2.2kW, spot size 5mm, scanning speed 600mm/min, powder sending quantity 1.2r/min, overlapping rate 50%, argon
Gas shielded flow is 40ml/min.
5. the wear-resisting resistance to zinc erosion cobalt-base alloys of ferrous alloy surface laser cladding described in any one of -4 applies according to claim 1
The technique of layer, which is characterized in that in laser cladding process, Co is formed in cladding layer3Mo2Si Laves phase.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113235087A (en) * | 2021-05-31 | 2021-08-10 | 芜湖舍达激光科技有限公司 | Process for zinc pot roller shaft sleeve surface laser cladding |
| CN113981440A (en) * | 2021-10-28 | 2022-01-28 | 马鞍山马钢电气修造有限公司 | Method for repairing surface modification technology of plunger rod of high-pressure plug pump |
| CN114763609A (en) * | 2021-01-15 | 2022-07-19 | 宝山钢铁股份有限公司 | Wear-resistant shaft sleeve coating and preparation method thereof |
| CN115537803A (en) * | 2022-10-09 | 2022-12-30 | 广东粤科新材料科技有限公司 | WC-Ni wear-resistant coating on surface of 316L stainless steel and preparation method thereof |
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| CN102943266A (en) * | 2012-12-12 | 2013-02-27 | 江苏新亚特钢锻造有限公司 | High abrasion-proof laser cladding cobalt-base alloy powder and preparation method thereof |
| CN103103522A (en) * | 2013-01-29 | 2013-05-15 | 清华大学 | Laser cladding device applied to roller |
| CN104493152A (en) * | 2014-12-03 | 2015-04-08 | 沈阳工业大学 | Powder used for laser-cladding zinc corrosion resistant cobalt-based alloy and preparation technology for modified layer |
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2019
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|---|---|---|---|---|
| CN101125394A (en) * | 2007-06-13 | 2008-02-20 | 华中科技大学 | Automatic powder feeding laser induction composite coating method and device |
| CN102943266A (en) * | 2012-12-12 | 2013-02-27 | 江苏新亚特钢锻造有限公司 | High abrasion-proof laser cladding cobalt-base alloy powder and preparation method thereof |
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