CN109161728A - A kind of nickeliferous ZnAl alloy ingot and preparation method thereof - Google Patents
A kind of nickeliferous ZnAl alloy ingot and preparation method thereof Download PDFInfo
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- CN109161728A CN109161728A CN201811037611.8A CN201811037611A CN109161728A CN 109161728 A CN109161728 A CN 109161728A CN 201811037611 A CN201811037611 A CN 201811037611A CN 109161728 A CN109161728 A CN 109161728A
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C18/00—Alloys based on zinc
- C22C18/04—Alloys based on zinc with aluminium as the next major constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
-
- 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
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/06—Zinc or cadmium or alloys based thereon
Abstract
A kind of nickeliferous ZnAl alloy ingot, weight percent are as follows: aluminium 3.5%~6%, nickel 0.005%~0.02%, strontium 0.005%~0.01%, surplus are zinc and inevitable impurity；Proportioned metal and deslagging agent are put into smelting furnace together, are warming up to 580 DEG C, is combined by magnetic stirring with stirring by hand, after being thoroughly mixed uniformly, 460 DEG C are cooled to furnace, removed the gred, refined, when furnace is cooled to 280 DEG C, furnace inner surface fishes out removing dross；It is poured using the removable zinc chute of movable type, is poured ingot every time at 8 minutes, quickly rubs skin after carrying out surface fishing slag again within 3 minutes after being poured；Observation upper surface solidifies completely to be demoulded immediately；Then molding and object list processing；The corrosion resistance of coating not only can be improved in the present invention, and zinc liquid enhances the wetability of steel plate, has efficiently controlled the formation speed of alloy phase layer, has made structure refinement, quality of coating is improved；It is widely used in the fields such as automobile, household electrical appliances, building.
Description
Technical field
The present invention relates to the fields of alloy pig, more particularly to a kind of nickeliferous ZnAl alloy ingot and preparation method thereof.
Background technique
No matter hot-dip is one kind from all higher steel surface processing method of economical or practicability, since it is in work
Simple easy implementation in skill, and antiseptic property is more excellent and is commonly used, but with the continuous development of human society, people
Class constantly finds out unknown field and the raising to steel surface protection requirement, and the requirement for seeking high performance alloy layer is just answered
It transports and gives birth to.For the defect of the corrosion resisting property, machining property etc. that overcome pure zinc coating intrinsic, beginning one's study property of people
Alloy layer that can be more excellent.
Summary of the invention
It is an object of the present invention to provide a kind of nickeliferous ZnAl alloy ingots and preparation method thereof, solve the above technical problem.
In order to achieve the above technical purposes, reach above-mentioned technical requirements, the technical scheme adopted by the invention is that: it is a kind of
Nickeliferous ZnAl alloy ingot, it is characterised in that: the weight percent in alloy pig are as follows: aluminium 3.5%~6%, nickel 0.005%~
0.02%, strontium 0.005%~0.01%, surplus is zinc and inevitable impurity.
A kind of preparation method of nickeliferous ZnAl alloy ingot, it is characterised in that: include the following steps；
Step 1: ingredient matches alloying element by above-mentioned mass percent；
Step 2: proportioned metal and deslagging agent are put into smelting furnace together, 570 DEG C -590 DEG C is warming up to, is stirred by magnetic
It is combined with stirring by hand, makes each ingredient uniform alloy, avoid aluminium, the segregation of magnesium is dropped after being thoroughly mixed uniformly with furnace
Temperature is removed the gred, is refined to 450 DEG C -470 DEG C, and when furnace is cooled to 270-290 DEG C, furnace inner surface fishes out removing dross, then again
Whether fire door sampling, laboratory assay ingredient are uniform；
Step 3: casting is poured using the removable zinc chute of movable type, and the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, presss from both sides
Slag, crackle etc. do not measure phenomenon；Ingot is poured every time at 7-9 minute, be poured latter 3-5 minute carry out again surface fish out it is quick after slag
Rub skin；
Step 4: cooling, when aluminium alloy pours into mold 60-80 minutes, observation upper surface solidifies completely to be demoulded immediately；
Step 5: molding and object list processing check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle,
Shrinkage porosite, dross.
Preferred: the deslagging agent in the step two is ammonium chloride, and proportioned metal and ammonium chloride are put into together
Smelting furnace is warming up to 580 DEG C, is combined by magnetic stirring with stirring by hand, makes each ingredient uniform alloy, avoid aluminium, magnesium
Segregation is cooled to 460 DEG C with furnace, is removed the gred, refined, when furnace is cooled to 280 DEG C, in furnace after being thoroughly mixed uniformly
Removing dross is fished out on surface, and then fire door samples again, and whether laboratory assay ingredient is uniform.
It is preferred: to be poured, be poured using the removable zinc chute of movable type, the duration of pouring should not mistake in the step three
Fastly, it is otherwise also easy to produce bubble, slag inclusion, crackle etc. does not measure phenomenon；Be poured ingot every time at 8 minutes, be poured after 4 minutes again into
Skin is quickly rubbed after row surface fishing slag.
Preferred: cooling in the step four, when aluminium alloy pours into mold 75 minutes, observation upper surface is completely solidifying
Gu demoulding immediately.
Beneficial effects of the present invention；A kind of nickeliferous ZnAl alloy ingot and preparation method thereof adds nickel, strontium member in coating
The alloy zinc ingot of the new alloy coating formed after element, is added nickel element in coating, can pass through the formation speed of alloy phase layer
To improve quality of coating；Meanwhile the addition of strontium element, the mobility of zinc liquid can be improved, conducive to the life of high-quality coated article
It produces, not only can satisfy long life requirement, but also limited zinc resource can be saved, the resource reduced in final products life cycle disappears
Consumption；The corrosion resistance of coating not only can be improved in the present invention, and zinc liquid enhances the wetability of steel plate, effectively controls
The formation speed for having made alloy phase layer, makes structure refinement, and quality of coating is improved；It is widely used in the neck such as automobile, household electrical appliances, building
Domain.
Detailed description of the invention
Fig. 1 is process flow chart of the invention.
Specific embodiment
In order to be more clear goal of the invention of the invention, technical solution and its advantageous effects, below in conjunction with attached drawing
And specific embodiment, the present invention will be described in further detail；
A kind of nickeliferous ZnAl alloy ingot, it is characterised in that: the weight percent in alloy pig are as follows: aluminium 3.5%~6%, nickel
0.005%~0.02%, strontium 0.005%~0.01%, surplus is zinc and inevitable impurity.
A kind of preparation method of nickeliferous ZnAl alloy ingot, it is characterised in that: include the following steps；
Step 1: ingredient matches alloying element by above-mentioned mass percent；
Step 2: proportioned metal and deslagging agent are put into smelting furnace together, 570 DEG C -590 DEG C is warming up to, is stirred by magnetic
It is combined with stirring by hand, makes each ingredient uniform alloy, avoid aluminium, the segregation of magnesium is dropped after being thoroughly mixed uniformly with furnace
Temperature is removed the gred, is refined to 450 DEG C -470 DEG C, and when furnace is cooled to 270-290 DEG C, furnace inner surface fishes out removing dross, then again
Whether fire door sampling, laboratory assay ingredient are uniform；
Step 3: casting is poured using the removable zinc chute of movable type, and the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, presss from both sides
Slag, crackle etc. do not measure phenomenon；Ingot is poured every time at 7-9 minute, be poured latter 3-5 minute carry out again surface fish out it is quick after slag
Rub skin；
Step 4: cooling, when aluminium alloy pours into mold 60-80 minutes, observation upper surface solidifies completely to be demoulded immediately；
Step 5: molding and object list processing check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle,
Shrinkage porosite, dross.
Deslagging agent in the step two is ammonium chloride, and proportioned metal and ammonium chloride are put into smelting furnace together,
580 DEG C are warming up to, is combined by magnetic stirring with stirring by hand, is made each ingredient uniform alloy, avoid aluminium, the segregation of magnesium is filled
Divide after being uniformly mixed, is cooled to 460 DEG C with furnace, is removed the gred, refined, when furnace is cooled to 280 DEG C, the fishing of furnace inner surface
Removing dross, then fire door samples again, and whether laboratory assay ingredient is uniform；It is poured in the step three, it can using movable type
Mobile zinc chute casting, the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle etc. does not measure phenomenon；It is each to be poured ingot
At 8 minutes, skin was quickly rubbed after carrying out surface fishing slag again within 4 minutes after being poured；It is cooling in the step four, work as aluminium alloy
It pours into mold 75 minutes, observation upper surface solidifies completely to be demoulded immediately.
In attached drawing, ammonium chloride, alloying element, precipitating metal block are melted together, and the flue gas for melting generation carries out moisture film
Smoke abatement generates glar and tail gas after moisture film smoke abatement, periodically clears up glar, tail gas emptying；The alloy that fusing generates carries out
Then refining is poured, is cooling, then carrying out molding and surface treatment, form alloy zinc ingot；Molten bath after fusing will be removed the gred,
Slag is fished out, the net slag fished out in slag and metal block are separated, net slag periodic cleaning, metal block re-starts fusing.
Specific implementation of the invention: case 1 takes aluminium 3.5g, nickel 0.005g, strontium 0.005g, zinc 96.49g, matching
Metal and deslagging agent put smelting furnace into together, be warming up to 580 DEG C, by magnetic stirring with by hand stir combine, make each ingredient
Uniform alloy avoids aluminium, and the segregation of magnesium is cooled to 460 DEG C with furnace, is removed the gred, refined after being thoroughly mixed uniformly,
When furnace is cooled to 280 DEG C, furnace inner surface fishes out removing dross, and then fire door samples again, and whether laboratory assay ingredient is uniform；Using
The removable zinc chute casting of movable type, the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle etc. does not measure phenomenon；It pours
Ingot is infused every time at 8 minutes, quickly rubs skin after carrying out surface fishing slag again within 4 minutes after being poured；When aluminium alloy pours into mold
60 minutes, observation upper surface solidifies completely to be demoulded immediately；Check whether alloy pig is jagged during molding, overlap,
Shrinkage cavity, crackle, shrinkage porosite, dross.
The nickeliferous ZnAl alloy ingot that the present embodiment is formulated improves the corrosion resistance of coating, and the corrosion-resistant time is original
3 times, and zinc liquid enhances the wetability of steel plate, has efficiently controlled the formation speed of alloy phase layer, has made structure refinement,
Quality of coating is improved, and mach deformation rate control is within 0.5%.
Case 2 takes aluminium 5g, nickel 0.01g, strontium 0.01g, zinc 94.98g that proportioned metal and deslagging agent are put into together
Smelting furnace is warming up to 580 DEG C, is combined by magnetic stirring with stirring by hand, makes each ingredient uniform alloy, avoid aluminium, magnesium
Segregation is cooled to 455 DEG C with furnace, is removed the gred, refined, when furnace is cooled to 275 DEG C, in furnace after being thoroughly mixed uniformly
Removing dross is fished out on surface, and then fire door samples again, and whether laboratory assay ingredient is uniform；It is poured using the removable zinc chute of movable type
Note, the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle etc. does not measure phenomenon；Ingot is poured every time at 8 minutes, is poured
After 3 minutes again carry out surface fishing slag after quickly rub skin；When aluminium alloy pours into mold 80 minutes, observation upper surface is complete
Full solidification demoulds immediately；Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, dross.
The nickeliferous ZnAl alloy ingot that the present embodiment is formulated improves the corrosion resistance of coating, and the corrosion-resistant time is original
2.5 times, and zinc liquid enhances the wetability of steel plate, has efficiently controlled the formation speed of alloy phase layer, has kept tissue thin
Change, quality of coating is improved, and mach deformation rate control is within 0.3%.
Case 3 takes aluminium 6g, nickel 0.02g, strontium 0.01g, zinc 93.97g that proportioned metal and deslagging agent are put into together
Smelting furnace is warming up to 590 DEG C, is combined by magnetic stirring with stirring by hand, makes each ingredient uniform alloy, avoid aluminium, magnesium
Segregation is cooled to 465 DEG C with furnace, is removed the gred, refined, when furnace is cooled to 285 DEG C, in furnace after being thoroughly mixed uniformly
Removing dross is fished out on surface, and then fire door samples again, and whether laboratory assay ingredient is uniform；It is poured using the removable zinc chute of movable type
Note, the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle etc. does not measure phenomenon；Ingot is poured every time at 9 minutes, is poured
After 5 minutes again carry out surface fishing slag after quickly rub skin；When aluminium alloy pours into mold 70 minutes, observation upper surface is complete
Full solidification demoulds immediately；Check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle, shrinkage porosite, dross.
The nickeliferous ZnAl alloy ingot that the present embodiment is formulated improves the corrosion resistance of coating, and the corrosion-resistant time is original
3.5 times, and zinc liquid enhances the wetability of steel plate, has efficiently controlled the formation speed of alloy phase layer, has kept tissue thin
Change, quality of coating is improved, and mach deformation rate control is within 0.25%.
Above-described embodiment is only intended to clearly illustrate description made by the present invention, and does not limit the embodiments,
To those of ordinary skill in the art, other various forms of variations or change can also be made on the basis of the above description
Dynamic, there is no necessity and possibility to exhaust all the enbodiments, and the obvious variation or change thus amplified out
It is dynamic to be still in the protection scope of this invention.
Claims (5)
1. a kind of nickeliferous ZnAl alloy ingot, it is characterised in that: the weight percent in alloy pig are as follows: aluminium 3.5%~6%, nickel
0.005%~0.02%, strontium 0.005%~0.01%, surplus is zinc and inevitable impurity.
2. a kind of preparation method of nickeliferous ZnAl alloy ingot, it is characterised in that: include the following steps；
Step 1: ingredient matches alloying element by above-mentioned mass percent；
Step 2: proportioned metal and deslagging agent are put into smelting furnace together, 570 DEG C -590 DEG C is warming up to, is stirred by magnetic
It is combined with stirring by hand, makes each ingredient uniform alloy, avoid aluminium, the segregation of magnesium is dropped after being thoroughly mixed uniformly with furnace
Temperature is removed the gred, is refined to 450 DEG C -470 DEG C, and when furnace is cooled to 270-290 DEG C, furnace inner surface fishes out removing dross, then again
Whether fire door sampling, laboratory assay ingredient are uniform；
Step 3: casting is poured using the removable zinc chute of movable type, and the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, presss from both sides
Slag, crackle etc. do not measure phenomenon；Ingot is poured every time at 7-9 minute, be poured latter 3-5 minute carry out again surface fish out it is quick after slag
Rub skin；
Step 4: cooling, when aluminium alloy pours into mold 60-80 minutes, observation upper surface solidifies completely to be demoulded immediately；
Step 5: molding and object list processing check whether alloy pig is jagged during molding, overlap, shrinkage cavity, crackle,
Shrinkage porosite, dross.
3. the preparation method of the nickeliferous ZnAl alloy ingot of one kind according to claim 2, it is characterised in that: the step
Deslagging agent in two is ammonium chloride, and proportioned metal and ammonium chloride are put into smelting furnace together, 580 DEG C is warming up to, passes through magnetic
Stirring is combined with stirring by hand, is made each ingredient uniform alloy, is avoided aluminium, the segregation of magnesium, be thoroughly mixed it is uniform after, with
Furnace is cooled to 460 DEG C, is removed the gred, is refined, and when furnace is cooled to 280 DEG C, furnace inner surface fishes out removing dross, and then fire door takes again
Whether sample, laboratory assay ingredient are uniform.
4. the preparation method of the nickeliferous ZnAl alloy ingot of one kind according to claim 2, it is characterised in that: the step
It is poured in three, is poured using the removable zinc chute of movable type, the duration of pouring is unsuitable too fast, is otherwise also easy to produce bubble, slag inclusion, crackle
Deng not measuring phenomenon；Ingot is poured every time at 8 minutes, quickly rubs skin after carrying out surface fishing slag again within 4 minutes after being poured.
5. the preparation method of the nickeliferous ZnAl alloy ingot of one kind according to claim 2, it is characterised in that: the step
Cooling in four, when aluminium alloy pours into mold 75 minutes, observation upper surface solidifies completely to be demoulded immediately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037611.8A CN109161728A (en) | 2018-09-06 | 2018-09-06 | A kind of nickeliferous ZnAl alloy ingot and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037611.8A CN109161728A (en) | 2018-09-06 | 2018-09-06 | A kind of nickeliferous ZnAl alloy ingot and preparation method thereof |
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| CN109161728A true CN109161728A (en) | 2019-01-08 |
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| CN201811037611.8A Pending CN109161728A (en) | 2018-09-06 | 2018-09-06 | A kind of nickeliferous ZnAl alloy ingot and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110923516A (en) * | 2019-12-17 | 2020-03-27 | 靖江新舟合金材料有限公司 | Chromium-titanium alloy adjusting ingot for aluminum-zinc-silicon production and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103620079A (en) * | 2011-06-30 | 2014-03-05 | 新日铁住金株式会社 | High-corrosion-resistance hot-dip galvanized steel plate having highly uniform appearance and manufacturing method therefor |
| CN104611614A (en) * | 2015-03-16 | 2015-05-13 | 靖江新舟合金材料有限公司 | Novel alloy zinc ingot and preparation method thereof |
| EP3569729A1 (en) * | 2017-01-16 | 2019-11-20 | Nippon Steel Corporation | Plated steel material |
-
2018
- 2018-09-06 CN CN201811037611.8A patent/CN109161728A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103620079A (en) * | 2011-06-30 | 2014-03-05 | 新日铁住金株式会社 | High-corrosion-resistance hot-dip galvanized steel plate having highly uniform appearance and manufacturing method therefor |
| CN104611614A (en) * | 2015-03-16 | 2015-05-13 | 靖江新舟合金材料有限公司 | Novel alloy zinc ingot and preparation method thereof |
| EP3569729A1 (en) * | 2017-01-16 | 2019-11-20 | Nippon Steel Corporation | Plated steel material |
Non-Patent Citations (1)
| Title |
|---|
| 丰洪微等: "《铸造合金及熔炼技术》", 31 December 2013 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110923516A (en) * | 2019-12-17 | 2020-03-27 | 靖江新舟合金材料有限公司 | Chromium-titanium alloy adjusting ingot for aluminum-zinc-silicon production and preparation method thereof |
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Application publication date: 20190108 |