CN109576639A - A kind of alloy atom infiltration surface treatment method of railway elastic bar - Google Patents
A kind of alloy atom infiltration surface treatment method of railway elastic bar Download PDFInfo
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- CN109576639A CN109576639A CN201811569296.3A CN201811569296A CN109576639A CN 109576639 A CN109576639 A CN 109576639A CN 201811569296 A CN201811569296 A CN 201811569296A CN 109576639 A CN109576639 A CN 109576639A
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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
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
- C23C10/34—Embedding in a powder mixture, i.e. pack cementation
- C23C10/52—Embedding in a powder mixture, i.e. pack cementation more than one element being diffused in one step
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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
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/60—After-treatment
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- Materials Engineering (AREA)
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- Other Surface Treatments For Metallic Materials (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
Abstract
The present invention proposes that a kind of alloy atom of railway elastic bar seeps surface treatment method, the method includes preparing the zinc-iron alloy atom impregnation coating to be formed with a thickness of 30 ~ 80 μm on the surface of railway elastic bar using alloy atom infiltration method, surface polishing passivation post-processing is carried out to zinc-iron alloy atom impregnation coating, wherein form the main zincification compound including zinc powder and oxide powder and zinc that zinc-iron alloy atom impregnation coating has used novel configuration, and it is packed into spring workpiece to 350-410 DEG C of heating roller together, pass through metallic atom scattering and permeating and forms zinc-iron alloy atom impregnation coating.What the present invention innovated is handled its surface for this kind of high-intensity fasteners introducing alloy atom infiltration technology of railway elastic bar, so that treated, railway elastic bar has excellent corrosion resistance and adhesion strength, service life of the railway elastic bar under various environment complexity bad working environments is improved, ensure that railway operation safety.
Description
Technical field
The invention belongs to high-intensity fasteners surface antiseptisis technology fields, and in particular to a kind of alloy atom of railway elastic bar
Seep surface treatment method.
Background technique
Spring is one of the important spare part of high-speed railway rail fastening system, it mainly passes through bending and torsional deformation produces
Raw buckle press acts on track, guarantees that rail does not generate and is vertically and horizontally displaced, it is ensured that gauge is normal, and quality and performance directly affect
The buckle press of fastener system, the traffic safety of fatigue life and route.The work condition environment of rail fastener is complicated and severe, such as industry
Atmosphere acid rain environment, coastal wet environment, northwester sand contamination erosion etc., and rushed along with long-term mechanical shock, abrasion, stress
It hits, often elastic bar fastener is caused to corrode and be destroyed, seriously shortens the service life of spring, cause greatly safe hidden
Suffer from.
Currently, there are mainly three types of the common method for anticorrosion treatment of spring: Dacromet/steel, zinc-nickel permeation processing, electrophoresis spray
Paint anti-corrosion.Dacromet/steel surface hardness is lower, it is difficult to resist the scuffing of colliding with of field work, and the antiacid corrosivity of coating
Difference.Zinc-nickel permeation treatment temperature is higher, generates destruction to spring matrix mechanical property, reduces the fatigue behaviour of spring.Electrophoresis spray
The adhesive force for painting corrosion-inhibiting coating and substrate is poor, is used for a long time or under percussion, coating is easy and MATRIX CRACKING, lead to bullet
Item is exposed to lose anti-corrosion ability.
In order to meet application of elastic bar fastener under the conditions of the high salt fog of high humidity, acid rain, it is desirable that spring corrosion-inhibiting coating has excellent
Different corrosion resistance, spring protected level after 120h sulfurous acid gas test are not lower than 5 grades.Simultaneously in wind sand contamination erosion or field
When installation exercise, it is also the reason of accelerating coating corrosion that coating, which collides with and scratches, and this requires coating surface hardnesses with higher
And adhesion strength, and on the fatigue behaviour of spring without influence.
Summary of the invention
The purpose of the present invention is to provide it is a kind of based on alloy atom seep technology high-intensity fasteners surface treatment method,
It is especially a kind of based on alloy atom seep technology railway elastic bar surface treatment method, innovation for railway elastic bar it is this kind of high-strength
Degree fastener introduces alloy atom infiltration technology and handles its surface, so that treated, railway elastic bar has excellent corrosion resistant
Corrosion energy and adhesion strength improve service life of the railway elastic bar under various environment complexity bad working environments, ensure that iron
Road operation security.
In order to achieve the above object, the invention adopts the following technical scheme:
A kind of alloy atom infiltration surface treatment method of railway elastic bar, comprising the following steps:
Step 1: preparing to form alloy atom impregnation coating on the surface of railway elastic bar using alloy atom infiltration method；
Step 2: carrying out surface post-processing to the alloy atom impregnation coating that step 1 is formed.
Further alloy atom according to the present invention seeps surface treatment method, wherein former using alloy in step 1
Sub- infiltration method prepares the zinc-iron alloy atom impregnation coating to be formed with a thickness of 30 ~ 80 μm on the surface of railway elastic bar；Wherein step 2
In to zinc-iron alloy atom impregnation coating carry out surface polishing passivation post-processing.
Further alloy atom according to the present invention seeps surface treatment method, wherein step 1 further comprise as
Lower step:
Step (1) carries out processing of rust removing to railway elastic bar surface to be processed using mechanical shot blasting method, the bullet after being derusted
Bar workpiece；
Step (2), by after derusting spring workpiece and zincification compound be packed into the heating roller of heat-treatment furnace by a certain percentage
In；
Step (3), the heating roller for controlling heat-treatment furnace are rotated, and the heating temperature controlled in heating roller is in 350-
410℃；
Step (4) is cooled to 70 DEG C or less after the heating roller heating predetermined time and stops rotating, will by fines separation system
Spring workpiece and unconsumed residual powder are separated, to form zinc-iron alloy atom impregnation coating in spring workpiece surface.
Further alloy atom according to the present invention seeps surface treatment method, and wherein step (1) is specially to use
Shot of the granularity in 0.3 ~ 0.8mm carries out 5 ~ 20min of mechanical ball blast to railway elastic bar surface to be processed, the bullet after being derusted
Bar workpiece.
Further alloy atom according to the present invention seeps surface treatment method, wherein zinc described in step (2)
Saturated compounds includes zinc powder and oxide powder and zinc, and the mass content of zinc powder is more than or equal to 70%.
Further alloy atom according to the present invention seeps surface treatment method, wherein zinc described in step (2)
Saturated compounds includes zinc powder, oxide powder and zinc and other auxiliary materials, and the mass content of the zinc powder is more than or equal to 70%, the oxidation
The mass content of zinc powder is more than or equal to 20%, other described auxiliary materials include titania powder, SiO 2 powder, Paris white
At least one of end and Aluminum phosphate powders.
Further alloy atom according to the present invention seeps surface treatment method, wherein the zincification compound has
It one of is made of following:
70% zinc powder, 20% zinc oxide and 10% other auxiliary materials, other auxiliary material groups become 3% titanium dioxide, 2% dioxy
SiClx, 1% calcium carbonate and 4% aluminum phosphate；
Or 75% zinc powder, 20% zinc oxide and 5% other auxiliary materials, other auxiliary material groups become 2% titanium dioxide, the two of 2%
Silica and 1% aluminum phosphate；
Or 70% zinc powder, 25% zinc oxide and 5% other auxiliary materials, other auxiliary material groups become 2% titanium dioxide, the two of 1%
Silica and 2% aluminum phosphate.
Further alloy atom according to the present invention seeps surface treatment method, and wherein in step (2), the zinc is full
It is 1:43 ~ 1:142 with the mass ratio of compound and spring workpiece.
Further alloy atom according to the present invention seeps surface treatment method, wherein in step (3) at control heat
The heating roller of reason furnace is rotated with the revolving speed of 3 ~ 8 rad/min, and the heating temperature in control heating roller is at 350-410 DEG C
Lower heat preservation 1 ~ 2 hour.
Further alloy atom according to the present invention seeps surface treatment method, and wherein step 2 specifically includes following
Step:
(1) the zinc-iron alloy atom impregnation coating of spring workpiece surface is processed by shot blasting using alumina ceramic grain；
(2) processing is passivated to the zinc-iron alloy atom impregnation coating after polishing treatment；
(3) cleaning, drying processing is carried out to the spring workpiece after Passivation Treatment, obtains surface after alloy atom seeps technical treatment
Railway elastic bar.
The alloy atom of the railway elastic bar, which seeps surface treatment method, through the invention has following technical advantage:
Innovation realization of the present invention alloy atom seeps application of the technology in railway elastic bar surface treatment, proposes a kind of completely new base
In the spring anti-corrosion material surface treatment method of alloy atom cementation process, the processing method mainly includes ball blast pre-treatment, dress
Furnace, heating and thermal insulation processing, refrigerated separation processing and polishing Passivation Treatment, processing step is simple and easy, cost is relatively low for technical process,
Without any environmental protection pressure, treated spring has excellent corrosion resistance and on the fatigue behaviour of spring without influence, no matter
It is the excellent anticorrosive performance for being able to maintain spring under the severe complex environment such as acid rain, salt fog, wind sand, there is wide push away
Wide application prospect.
Detailed description of the invention
Attached drawing 1 is that the alloy atom of railway elastic bar of the present invention seeps the main process flow steps block diagram of surface treatment method.
Specific embodiment
The railway elastic bar surface treatment method of the present invention that technology is seeped based on alloy atom mainly includes following step
It is rapid:
Step 1: zinc-iron alloy atom impregnation coating is prepared on the surface of spring using alloy atom infiltration method first, it is specific to make
Include: for process
(1) processing of rust removing is carried out to spring surface to be processed using mechanical shot blasting method；Preferably use 0.3 ~ 0.8mm of granularity
Shot 5 ~ 20min of mechanical ball blast is carried out to spring surface to be processed, the spring workpiece after obtaining processing of rust removing；
(2) by after processing of rust removing spring workpiece and zincification compound be packed into the heating roller of heat-treatment furnace by a certain percentage
In.Wherein the zincification compound mainly includes zinc powder and oxide powder and zinc, also optionally includes titanium dioxide, titanium dioxide
At least one of silicon, calcium carbonate, aluminum phosphate powder is as other auxiliary materials, and the weight ratio of zinc powder is in the zincification compound
70 ~ 80%, the weight ratio of oxide powder and zinc is 20 ~ 30%, and surplus is other auxiliary materials, while the sum of the mass percent of each component is
100%, those skilled in the art can flexible choice in the range, such as: preferred zincification compound by 70% zinc powder,
20% oxide powder and zinc and 10% other auxiliary materials composition, other auxiliary materials include 3% titanium dioxide, 2% silica, 1% carbon
Sour calcium and 4% aluminum phosphate, or preferred zincification compound by 75% zinc powder, 20% oxide powder and zinc and 5% other are auxiliary
Material composition, other auxiliary materials include 2% titanium dioxide, 2% silica and 1% aluminum phosphate, or preferred zincification chemical combination
Object is made of 70% zinc powder, 25% oxide powder and zinc and 5% other auxiliary materials, other auxiliary materials include 2% titanium dioxide, the two of 1%
Silica and 2% aluminum phosphate.The dosage of the zincification compound meets relationship: zincification compound quality and spring workpiece
Mass ratio relationship is 1:43 ~ 1:142, preferably 1:60-1:100.
(3) the heating roller for controlling heat-treatment furnace is rotated, and the heating temperature controlled in heating roller is in 350-
410 DEG C, preferred control heating roller is rotated with the revolving speed of 3 ~ 8rad/min, and makes spring workpiece in the heating temperature
1 ~ 2 hour is kept the temperature at 350 ~ 410 DEG C, passes through the heat preservation of this time at such a temperature, the zinc metal in zincification compound is former
Son etc. can be diffused using its preferable heat diffusivity to spring workpiece substrate surface, and generate counterdiffusion in substrate surface
Layer, which is the zinc-iron alloy atom impregnation coating by the zinc-iron alloys phase composition of heterogeneity, with spring workpiece substrate
Form metallurgical bonding.
(4) temperature is gradually reduced to 70 DEG C after keeping the temperature hereinafter, the roller that stops rotating, by fines separation system by bullet
Bar workpiece and unconsumed residual powder are separated, to form zinc-iron alloy atom impregnation coating in spring workpiece surface, are applied
Thickness degree is preferably 30 ~ 80 μm and coating uniform.
Step 2: the surface zinc-iron alloy atom impregnation coating to spring workpiece made from step 1 post-processes, specifically
Last handling process include:
(1) the surface zinc-iron alloy atom impregnation coating of spring workpiece is processed by shot blasting, preferably uses aluminium oxide ceramics
Grain polishes 10 ~ 20min to the surface zinc-iron alloy atom impregnation coating of the spring workpiece after separation；The alumina ceramic grain grain
Diameter is preferably in 1 ~ 10mm, more preferably 4 ~ 8mm.
(2) processing is passivated to the surface zinc-iron alloy atom impregnation coating after polishing treatment, it is preferably blunt using KD-1
Change 10 ~ 20min of solution passivation, KD-1 passivating solution is higher fatty acids salting liquid.
(3) pure water cleaning finally is carried out to the spring workpiece after Passivation Treatment and dried, surface is made and is seeped through alloy atom
Railway elastic bar after technical treatment.
After the present invention is by handling spring surface using alloy atom infiltration technology, in the zinc-iron that spring surface is formed
Alloy atom impregnation coating appearance color is grey, and coating layer thickness is 30 ~ 80 μm, and coating uniform, continuity are good.After post-treated,
Coating color is by grey to Dark grey, and excellent anti-corrosion performance, binding force is good, and the present invention further seeps skill to through alloy atom
Spring after art is surface-treated has done deep performance detection, it was confirmed that it has more excellent wear-resisting, corrosion-resistant, anti-
The performances such as scuffing:
(1) corrosion resistance of spring uses GBT 10125-2012 neutral salt spray test first, and test period 1000h is applied
Layer evaluation criterion is GBT-6461-2002, and after 1000h corrosion test, the protection class of spring still reaches 9 grades or more；
(2) resistance to sulfur dioxide corrosion test of spring under the conditions of condensation simultaneously uses GBT-9789-2008, and the test period is
120h, coating assessment standard are GBT-6461-2002, and the test of spring sulfur dioxide corrosion is divided into two groups, and first group of spring is
Alloy atom seeps complete coating, and second group of spring is after alloy atom seeps, to simulate wind sand impact test, applies to spring privileged site
Layer carries out sandblasting destruction processing, and draw down test is carried out under the failure condition there are some strength.The results show that first
It is still 10 grades that the alloy atom of group, which seeps complete coating sample coating protection class, and second group of sample destroyed through sandblasting, coating is protected
Shield grade also reaches 9 grades；
(3) the fatigue behaviour detection method of spring uses TB/T 2329-2002, random that 3 alloy atoms is selected to seep spring examination
Sample, through 5 × 106After secondary load cycle, the results show that 3 specimen surfaces are without macroscopic damage, remaining deformation is respectively less than
1.0mm is qualification；
(4) the following table 1 specifically compared the performance comparison based on the method for the invention and existing method treated railway elastic bar:
The comparison of 1 spring surface property of table
To sum up, the surface treatment being applied to alloy atom infiltration technology to railway elastic bar that the present invention innovates, in conjunction with the iron of spring
Material matter and atom based on zincification compound seep technology, can be formed on spring surface hard, secured, wear-resisting, corrosion-resistant
Zinc-iron alloy atom impregnation coating, fully meet after passivated post-processing spring it is various using operating condition under surface anticorrosion
It is required that while the zinc-iron alloy atom impregnation coating can realize high strength bond with irony matrix again, and to the fatigue of spring
Performance greatly improves service life of the spring under salt fog, acid rain, dust storm or special environment condition without any adverse effect.
Embodiment
A specific embodiment of the invention is given below.
The present embodiment is surface-treated for the elastic bar fastener in high-speed railway rail fastening system, is specifically included following
Process:
(1) using the shot of 0.3 ~ 0.8mm of granularity to 15 ~ 20min of spring shotblasting；
(2) by after ball blast spring and a certain amount of zincification compound be fitted into the heating roller of heat-treatment furnace；The zinc is full
It is made of with compound 72% zinc powder, 23% oxide powder and zinc and 5% other auxiliary materials, which includes 1.5% dioxy
Change titanium, 0.8% silica, 1.2% calcium carbonate and 1.5% aluminum phosphate, the additive amount of zincification compound quality is spring
The 1/60 of weight.
(3) roller is heated with the rotational speed of 6rad/min, by heat parts between 380 ~ 400 DEG C, keeps the temperature 2 hours；
(4) part is cooled to 70 DEG C hereinafter, the roller that stops rotating, is separated spring and powder by separation system；
(5) 15min is processed by shot blasting to the spring surface after separation using alumina ceramic grain；
(6) using KD-1 passivating dip to the spring surface passivation 20min after polishing treatment；
(7) spring and drying after finally washing with water passivation.
The present embodiment treated spring (including is being passed through by sulfur dioxide corrosion test after simulation wind sand impact
Sulfur dioxide corrosion salt) surface property test is carried out, the spring surface covering protection class that spring the present embodiment is handled after tested
Reach 10 grades, protection class still reaches 10 grades after 1000h neutral salt spray corrosion test, and surface hardness reaches HV420, and right
For matrix fatigue behaviour without influence, these performances are all that the prior art cannot achieve at all.
To sum up innovation realization of the present invention alloy atom seeps application of the technology in railway elastic bar surface treatment, proposes one kind
The completely new spring anti-corrosion material surface treatment method based on alloy atom cementation process, before the processing method mainly includes ball blast
Processing, shove charge, heating and thermal insulation processing, refrigerated separation processing and polishing Passivation Treatment, processing step is simple and easy, technical process at
This is lower, without any environmental protection pressure, and treated, and spring has excellent corrosion resistance and to the fatigue behaviour of spring without shadow
It rings, the excellent anticorrosive performance of spring is either able to maintain under the severe complex environment such as acid rain, salt fog, wind sand, is had
Wide popularization and application foreground.
The above is only the preferred embodiment of the present invention is described, technical solution of the present invention is not limited to
This, those skilled in the art's made any known deformation on the basis of major technique design of the invention belongs to the present invention
Claimed technology scope, the specific protection scope of the present invention are subject to the record of claims.
Claims (10)
1. a kind of alloy atom of railway elastic bar seeps surface treatment method, which comprises the following steps:
Step 1: preparing to form alloy atom impregnation coating on the surface of railway elastic bar using alloy atom infiltration method；
Step 2: carrying out surface post-processing to the alloy atom impregnation coating that step 1 is formed.
2. alloy atom according to claim 1 seeps surface treatment method, which is characterized in that wherein using conjunction in step 1
Gold atom infiltration method prepares the zinc-iron alloy atom impregnation coating to be formed with a thickness of 30 ~ 80 μm on the surface of railway elastic bar；Wherein walk
Surface polishing passivation post-processing is carried out to zinc-iron alloy atom impregnation coating in rapid two.
3. alloy atom according to claim 1 or 2 seeps surface treatment method, which is characterized in that wherein step 1 is into one
Step includes the following steps:
Step (1) carries out processing of rust removing to railway elastic bar surface to be processed using mechanical shot blasting method, the bullet after being derusted
Bar workpiece；
Step (2), by after derusting spring workpiece and zincification compound be packed into the heating roller of heat-treatment furnace by a certain percentage
In；
Step (3), the heating roller for controlling heat-treatment furnace are rotated, and the heating temperature controlled in heating roller is in 350-
410℃；
Step (4) is cooled to 70 DEG C or less after the heating roller heat preservation predetermined time and stops rotating, will by fines separation system
Spring workpiece and unconsumed residual powder are separated, to form zinc-iron alloy atom impregnation coating in spring workpiece surface.
4. alloy atom according to claim 3 seeps surface treatment method, which is characterized in that wherein step (1) is specially
Shot using granularity in 0.3 ~ 0.8mm carries out 5 ~ 20min of mechanical ball blast to railway elastic bar surface to be processed, after obtaining derusting
Spring workpiece.
5. alloy atom according to claim 3 or 4 seeps surface treatment method, which is characterized in that wherein institute in step (2)
The zincification compound stated includes zinc powder and oxide powder and zinc, and the mass content of zinc powder is more than or equal to 70%.
6. seeping surface treatment method according to the described in any item alloy atoms of claim 3-5, which is characterized in that wherein step
(2) the zincification compound described in includes zinc powder, oxide powder and zinc and other auxiliary materials, and the mass content of the zinc powder is more than or equal to
70%, the mass content of the oxide powder and zinc is more than or equal to 20%, other described auxiliary materials include titania powder, silicon dioxide powder
At least one of end, calcium carbonate powder and Aluminum phosphate powders.
7. alloy atom according to claim 6 seeps surface treatment method, which is characterized in that the wherein zincification chemical combination
Object has one of following compositions:
70% zinc powder, 20% zinc oxide and 10% other auxiliary materials, other auxiliary material groups become 3% titanium dioxide, 2% dioxy
SiClx, 1% calcium carbonate and 4% aluminum phosphate；
Or 75% zinc powder, 20% zinc oxide and 5% other auxiliary materials, other auxiliary material groups become 2% titanium dioxide, the two of 2%
Silica and 1% aluminum phosphate；
Or 70% zinc powder, 25% zinc oxide and 5% other auxiliary materials, other auxiliary material groups become 2% titanium dioxide, the two of 1%
Silica and 2% aluminum phosphate.
8. seeping surface treatment method according to the described in any item alloy atoms of claim 3-7, which is characterized in that wherein step
(2) in, the mass ratio of the zincification compound and spring workpiece is 1:43 ~ 1:142.
9. seeping surface treatment method according to the described in any item alloy atoms of claim 3-8, which is characterized in that wherein step
(3) the heating roller of control heat-treatment furnace is rotated in the revolving speed of 3 ~ 8 rad/min, the heating temperature in control heating roller
Degree keeps the temperature 1 ~ 2 hour at 350-410 DEG C.
10. -9 described in any item alloy atoms seep surface treatment method according to claim 1, which is characterized in that wherein step
Two specifically includes the following steps:
(1) the zinc-iron alloy atom impregnation coating of spring workpiece surface is processed by shot blasting using alumina ceramic grain；
(2) processing is passivated to the zinc-iron alloy atom impregnation coating after polishing treatment；
(3) cleaning, drying processing is carried out to the spring workpiece after Passivation Treatment, obtains surface after alloy atom seeps technical treatment
Railway elastic bar.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811569296.3A CN109576639A (en) | 2018-12-21 | 2018-12-21 | A kind of alloy atom infiltration surface treatment method of railway elastic bar |
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| CN201811569296.3A CN109576639A (en) | 2018-12-21 | 2018-12-21 | A kind of alloy atom infiltration surface treatment method of railway elastic bar |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109811300A (en) * | 2019-04-10 | 2019-05-28 | 青岛大牧人机械股份有限公司 | A kind of standard component zincizing technique |
| CN113249678A (en) * | 2021-04-07 | 2021-08-13 | 福建福平铁路有限责任公司 | Preparation method and application of zinc-nickel seeping layer of steel member of railway contact network |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1330167A (en) * | 2001-07-22 | 2002-01-09 | 韩丽君 | Powder zincification process of metal and its product |
| CN1730727A (en) * | 2005-01-31 | 2006-02-08 | 天津市先知邦钢铁防腐工程有限公司 | Nanometer composite powder zinc impregnation processing method |
| AT500948B1 (en) * | 2004-12-16 | 2006-05-15 | Brunner Verzinkerei Brueder Ba | Producing an anticorrosion coating on iron or iron alloy workpieces comprises contacting a workpiece at elevated temperature with aluminum granules coated with zinc-aluminum alloy |
| CN103320790A (en) * | 2013-05-24 | 2013-09-25 | 洪求耀 | Zinc chemical surface treatment technology |
| US20160377107A1 (en) * | 2015-06-23 | 2016-12-29 | Richard Bergner Verbindungstechnik Gmbh & Co. Kg | Process for producing a connecting element as well as connecting element |
| CN107630187A (en) * | 2017-10-31 | 2018-01-26 | 天津市澳博美特新材料科技开发有限公司 | A kind of environmental protection and the anticorrosion process of Yield increasing type powder zincizing |
-
2018
- 2018-12-21 CN CN201811569296.3A patent/CN109576639A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1330167A (en) * | 2001-07-22 | 2002-01-09 | 韩丽君 | Powder zincification process of metal and its product |
| AT500948B1 (en) * | 2004-12-16 | 2006-05-15 | Brunner Verzinkerei Brueder Ba | Producing an anticorrosion coating on iron or iron alloy workpieces comprises contacting a workpiece at elevated temperature with aluminum granules coated with zinc-aluminum alloy |
| CN1730727A (en) * | 2005-01-31 | 2006-02-08 | 天津市先知邦钢铁防腐工程有限公司 | Nanometer composite powder zinc impregnation processing method |
| CN103320790A (en) * | 2013-05-24 | 2013-09-25 | 洪求耀 | Zinc chemical surface treatment technology |
| US20160377107A1 (en) * | 2015-06-23 | 2016-12-29 | Richard Bergner Verbindungstechnik Gmbh & Co. Kg | Process for producing a connecting element as well as connecting element |
| CN107630187A (en) * | 2017-10-31 | 2018-01-26 | 天津市澳博美特新材料科技开发有限公司 | A kind of environmental protection and the anticorrosion process of Yield increasing type powder zincizing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109811300A (en) * | 2019-04-10 | 2019-05-28 | 青岛大牧人机械股份有限公司 | A kind of standard component zincizing technique |
| CN113249678A (en) * | 2021-04-07 | 2021-08-13 | 福建福平铁路有限责任公司 | Preparation method and application of zinc-nickel seeping layer of steel member of railway contact network |
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