CN102019727A - Aluminium-clad steel strip for coolers and preparation method thereof as well as steel strip and aluminium alloy strip used thereby - Google Patents
Aluminium-clad steel strip for coolers and preparation method thereof as well as steel strip and aluminium alloy strip used thereby Download PDFInfo
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Abstract
The invention relates to an aluminium-clad steel strip and a preparation method thereof as well as a steel strip and an aluminium alloy strip used thereby, in particular to an aluminium-clad steel strip for coolers and a preparation method thereof as well as a steel strip and an aluminium alloy strip used thereby. The invention solves the problems of pinholes, composite layer inclusions, generation of brittle iron aluminium metallic compounds and failure to adapt to brazing technology in the industrially produced steel-aluminium composite material at present. The aluminium-clad steel strip for coolers is prepared by cladding a steel strip and an aluminium alloy strip. The preparation method comprises the following steps: 1. pretreating the surfaces of the steel strip and the aluminium alloy strip; 2. sandwich-rolling; and 3. recrystallization annealing. In the steel strip, the content of C is less than 0.01%, the content of Si is less than 0.01%, the content of Mn is 0.20-0.30%, and the content of Alt is less than 0.005%. In the aluminium alloy strip, the content of Si is 0.70-0.90%, and the content of Fe is 0.30-0.45%. The invention is applicable to the field of brazing coolers.
Description
Technical field
The present invention relates to a kind of feran and preparation method thereof and its used steel band and aluminum alloy strip.
Background technology
At present with the process of the feran of realizing suitability for industrialized production have that the steel band hot dipping is crossed, thermal spraying, blast are rolling, cold rolling etc., above method all exists pin hole, composite bed to be mingled with, to form a series of problems such as short iron aluminum metallization compound in various degree, the feran that what is more important is produced with said method can generate intermetallic compound at steel aluminium interface in brazing process, cause the aluminum steel layering, so can't be applicable to soldering tech.
Summary of the invention
The present invention will solve the steel aluminium composite material of present suitability for industrialized production all to exist pin hole, composite bed to be mingled with, to form short iron aluminum metallization compound, and the problem that can't be applicable to soldering tech, and a kind of cooler feran and preparation method thereof and its used steel band and the aluminum alloy strip that provide.
Cooler of the present invention is laminated with by steel band and aluminum alloy strip with feran and constitutes; The content of C is that the content of 0.20%～0.30% (weight) and Alt is less than 0.005% (weight) less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn in the described steel band; The content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the described aluminum alloy strip.
Above-mentioned cooler prepares by following step with feran: one, preliminary treatment is carried out on the surface of steel band and aluminum alloy strip respectively; Two, will together send composite rolling mill to through the steel band and the aluminum alloy strip of surface preparation, the pressure of composite rolling is 1000～1200t, and the single pass reduction ratio is 58%～62%, and mill speed is 10～15m/min; Three, recrystallization annealing: annealing temperature is 500～550 ℃, and the heating-up time is 8～12 hours, and annealing temperature retention time 10～14 hours promptly obtains the cooler feran; Described in the step 1 in the steel band content of C less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn be the content of 0.20%～0.30% (weight) and Alt less than 0.005% (weight), the content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the described aluminum alloy strip.
Cooler of the present invention is that the content of 0.20%～0.30% (weight) and Alt less than 0.005% (weight) less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn with the content of C in the used steel band of feran.
Cooler of the present invention is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) with the content of Si in the used aluminum alloy strip of feran.
The present invention has selected for use the steel band of special component and aluminum alloy strip to prepare the cooler feran, because thereby the change of steel band and aluminum alloy strip composition has realized the recrystallization annealing under the cryogenic conditions (500～550 ℃), obtain excellent mechanical performance index, and guaranteed the bond strength between the steel band and aluminum alloy strip after the soldering cooler fin.
Cooler of the present invention yield strength (the Y.S) 〉=260MPa of feran, tensile strength (T.S) is 330～380MPa, percentage elongation (EL)＞30%, 180 ° of aluminum alloy strips of alternating bending and steel band are not stratified.Cooler of the present invention does not see that with feran pin hole and composite bed are mingled with, and does not have intermetallic compound to form between steel aluminium interface.
Cooler of the present invention is not with still having intermetallic compound to form between steel aluminium interface, feran soldering cooler fin (brazing temperature is about 640 ℃) back, and 180 ° of aluminum alloy strips of alternating bending and steel band are still not stratified.
Description of drawings
Fig. 1 is a cooler feran structural representation, Fig. 2 is that soldering has the cooler of cooler fin feran structural representation, Fig. 3 is that cooler is with the metallographic structure shape appearance figure of steel band after the feran recrystallization annealing in the specific embodiment nine, and Fig. 4 is the steel aluminium interface X-ray diffraction microcell two dimension material phase analysis figure of cooler after with feran soldering cooler fin in the specific embodiment three.
The specific embodiment
Technical solution of the present invention is not limited to the following cited specific embodiment, also comprises any combination between each specific embodiment.
The specific embodiment one: in conjunction with Fig. 1 and Fig. 2 present embodiment is described, the present embodiment cooler is laminated with by steel band 1 and aluminum alloy strip 2 with feran and constitutes; The content of C is that the content of 0.20%～0.30% (weight) and Alt is less than 0.005% (weight) less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn in the described steel band; The content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the described aluminum alloy strip.
The steel band main component is an iron in the present embodiment, and the aluminum alloy strip main component is an aluminium.
The present embodiment cooler is detected with feran, present embodiment cooler yield strength (the Y.S) 〉=260MPa of feran, tensile strength (T.S) is 330～380MPa, percentage elongation (EL)＞30%, and also 180 ° of aluminum alloy strips of alternating bending and steel band are not stratified.
Cooler fin 3 is soldered to aluminum alloy strip one side (in Fig. 2 mark 4 be soldering junction) of present embodiment cooler with feran, brazing temperature is about 640 ℃, to 180 ° of feran alternating bendings of cooler, aluminum alloy strip and steel band are not stratified after the soldering cooler fin.
The specific embodiment two: the difference of the present embodiment and the specific embodiment one is: the content of C is that the content of 0.005% (weight), Si is that the content of 0.005% (weight), Mn is that the content of 0.25% (weight) and Alt is 0.003% (weight) in the described steel band; The content of Si is that the content of 0.80% (weight) and Fe is 0.40% (weight) in the described aluminum alloy strip.Other is identical with embodiment one.
The specific embodiment three: the difference of the present embodiment and the specific embodiment one is: described steel band is made up of 0.005% C, 0.005% Si, 0.25% Mn, 0.003% Alt and the iron of surplus by weight percentage; Described aluminum alloy strip is made up of 0.80% Si, 0.40% Fe and the Al of surplus by weight percentage.Other is identical with embodiment one.
Fig. 4 is the steel aluminium interface X-ray diffraction microcell two dimension material phase analysis figure of present embodiment cooler after with feran soldering cooler fin, and analysis result is not have obvious intermediate metal between the steel aluminium, does not also form intermetallic compound on the interface.
The specific embodiment four: the difference of the present embodiment and the specific embodiment one is: described steel band is made up of 0.007% C, 0.002% Si, 0.27% Mn, 0.001% Alt and the iron of surplus by weight percentage; Described aluminum alloy strip is made up of 0.85% Si, 0.32% Fe and the Al of surplus by weight percentage.Other is identical with embodiment one.
The specific embodiment five: the difference of the present embodiment and the specific embodiment one is: contain 0.007% C, 0.008% Si, 0.28% Mn, 0.004% Alt and the iron of surplus in the described steel band by weight percentage and form; Containing 0.86% Si, 0.44% Fe and the Al of surplus in the described aluminum alloy strip by weight percentage forms.Other is identical with embodiment one.
The specific embodiment six: the difference of the present embodiment and the specific embodiment one is: contain 0.001% C, 0.002% Si, 0.21% Mn, 0.002% Alt and the iron of surplus in the described steel band by weight percentage and form; Containing 0.71% Si, 0.31% Fe and the Al of surplus in the described aluminum alloy strip by weight percentage forms.Other is identical with embodiment one.
The specific embodiment seven: the difference of one of present embodiment and specific embodiment one to six is: the thickness of aluminum alloy strip is not less than 50 μ m.Other is identical with one of embodiment one to six.
The present embodiment cooler is 1.50～1.55mm with the thickness of feran.
The specific embodiment eight: the difference of the present embodiment and the specific embodiment seven is: the thickness of aluminum alloy strip is 50～80 μ m.Other is identical with embodiment seven.
The cooler of the specific embodiment three to the six channels subcooler fin brazed tested with feran, cooler is 1.50mm with the thickness of feran, wherein the thickness of aluminum alloy strip is 60 μ m, and thickness of strips is 1440 μ m, and test result is as shown in table 1.Organize in contrast with patent " cooler steel aluminum composite belt material " (patent No. 200820089676.2) and " a kind of mosaic type single-surface aluminum-covered steel belt " (patent No. 200920040093.5) in the test, the thickness of aluminum alloy strip all is 60 μ m, and thickness of strips all is 1440 μ m.
Table 1
The specific embodiment nine: the present embodiment cooler prepares by following step with feran: one, preliminary treatment is carried out on the surface of steel band and aluminum alloy strip respectively; Two, will together send composite rolling mill to through the steel band and the aluminum alloy strip of surface preparation, the pressure of composite rolling is 1000～1200t, and the single pass reduction ratio is 58%～62%, and mill speed is 10～15m/min; Three, recrystallization annealing: annealing temperature is 500～550 ℃, and the heating-up time is 8～12 hours, and annealing temperature retention time 10～14 hours promptly obtains the cooler feran; Described in the step 1 in the steel band content of C less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn be the content of 0.20%～0.30% (weight) and Alt less than 0.005% (weight), the content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the described aluminum alloy strip.
The present embodiment step 3 adopts low temperature to carry out recrystallization annealing.
The metallographic structure pattern of steel band as shown in Figure 3 after the recrystallization annealing of present embodiment cooler usefulness feran.Can be observed steel band by Fig. 3 is single-phase ferrite, and grain size is 7 grades; Combine well between aluminum alloy strip and the steel band, do not see that pin hole, composite bed are mingled with intermediate metal to exist.
The specific embodiment ten: the difference of the present embodiment and the specific embodiment nine is: aluminum alloy strip surface preparation in the step 1: with organic solvent cleaning aluminum alloy belt surface, then with three road brass wire brush roll polishings, the brass wire brush roller diameter is 320mm, the brass wire diameter is 0.3mm, and the brush roll linear velocity is 20m/s.Other step and parameter are identical with embodiment nine.
The used organic solvent of present embodiment is a trichloro-ethylene.
The specific embodiment 11: present embodiment and the specific embodiment nine or tens' difference is: steel strip surface preliminary treatment in the step 1: clean steel strip surface with organic solvent, then with three road 316L Wire brush roller polishings, the Wire brush roller diameter is 320mm, the 316L steel wire diameter is 0.5mm, and the brush roll linear velocity is 20～30m/s.Other step and parameter are identical with embodiment nine or ten.
The used organic solvent of present embodiment is a trichloro-ethylene.
The specific embodiment 12: the difference of one of present embodiment and specific embodiment nine to 11 is: with the smooth cooler feran of hydraulic pressure planisher, smooth rate is 2%～5% after the step 3 recrystallization annealing, and smooth speed is 40～50m/min.Other step and parameter are identical with one of embodiment nine to 11.
Present embodiment can be with the cooler of planarizing material with feran with high accuracy slitter slitting.
The specific embodiment 13: the content of C is that the content of 0.20%～0.30% (weight) and Alt is less than 0.005% (weight) less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn in the present embodiment steel band.
The steel band main component is an iron in the present embodiment.
The specific embodiment 14: the content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the present embodiment aluminum alloy strip.
The aluminum alloy strip main component is an aluminium in the present embodiment.
Claims (9)
1. cooler feran is characterized in that cooler is laminated with by steel band and aluminum alloy strip with feran to constitute; The content of C is that the content of 0.20%～0.30% (weight) and Alt is less than 0.005% (weight) less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn in the described steel band; The content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the described aluminum alloy strip.
2. cooler feran according to claim 1, the content that it is characterized in that C in the described steel band are that the content of 0.005% (weight), Si is that the content of 0.005% (weight), Mn is that the content of 0.25% (weight) and Alt is 0.003% (weight); The content of Si is that the content of 0.80% (weight) and Fe is 0.40% (weight) in the described aluminum alloy strip.
3. cooler feran according to claim 1 and 2 is characterized in that the thickness of aluminum alloy strip is not less than 50 μ m.
4. cooler is characterized in that cooler prepares by following step with feran: one, preliminary treatment is carried out on the surface of steel band and aluminum alloy strip respectively with the preparation method of feran according to claim 1; Two, will together send composite rolling mill to through the steel band and the aluminum alloy strip of surface preparation, the pressure of composite rolling is 1000～1200t, and the single pass reduction ratio is 58%～62%, and mill speed is 10～15m/min; Three, recrystallization annealing: annealing temperature is 500～550 ℃, and the heating-up time is 8～12 hours, and annealing temperature retention time 10～14 hours promptly obtains the cooler feran; Described in the step 1 in the steel band content of C less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn be the content of 0.20%～0.30% (weight) and Alt less than 0.005% (weight), the content of Si is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight) in the described aluminum alloy strip.
5. the cooler according to claim 4 preparation method of feran, it is characterized in that aluminum alloy strip surface preparation in the step 1: with organic solvent cleaning aluminum alloy belt surface, then with three road brass wire brush roll polishings, the brass wire brush roller diameter is 320mm, the brass wire diameter is 0.3mm, and the brush roll linear velocity is 20m/s.
6. the cooler according to claim 5 preparation method of feran, it is characterized in that steel strip surface preliminary treatment in the step 1: clean steel strip surface with organic solvent, then with three road 316L Wire brush roller polishings, the Wire brush roller diameter is 320mm, the 316L steel wire diameter is 0.5mm, and the brush roll linear velocity is 20～30m/s.
7. use the preparation method of feran according to claim 4,5 or 6 described coolers, it is characterized in that using the smooth cooler feran of hydraulic pressure planisher after the step 3 recrystallization annealing, smooth rate is 2%～5%, and smooth speed is 40～50m/min.
8. used steel band in the claim 1, the content that it is characterized in that C in the steel band is that the content of 0.20%～0.30% (weight) and Alt is less than 0.005% (weight) less than the content of 0.01% (weight), Si less than the content of 0.01% (weight), Mn.
9. used aluminum alloy strip in the claim 1, the content that it is characterized in that Si in the aluminum alloy strip is that the content of 0.70%～0.90% (weight) and Fe is 0.30%～0.45% (weight).
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136087A (en) * | 1995-01-10 | 1996-11-20 | 日本帕卡濑精株式会社 | Process for hot dip-coating steel material with molten aluminum alloy by one-stage coating method using flux and bath of molten aluminum alloy metal |
| JP2003034846A (en) * | 2001-06-25 | 2003-02-07 | Nippon Steel Corp | Aluminum plated steel sheet for hot press superior in heat resistance |
| CN1846014A (en) * | 2003-09-05 | 2006-10-11 | 山特维克知识产权股份有限公司 | A satainless steel strip coated with aluminium. |
| CN201180153Y (en) * | 2008-04-08 | 2009-01-14 | 哈尔滨松润金属制品有限公司 | Steel-aluminum composite band for cooling unit |
-
2011
- 2011-01-07 CN CN2011100026807A patent/CN102019727A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1136087A (en) * | 1995-01-10 | 1996-11-20 | 日本帕卡濑精株式会社 | Process for hot dip-coating steel material with molten aluminum alloy by one-stage coating method using flux and bath of molten aluminum alloy metal |
| JP2003034846A (en) * | 2001-06-25 | 2003-02-07 | Nippon Steel Corp | Aluminum plated steel sheet for hot press superior in heat resistance |
| CN1846014A (en) * | 2003-09-05 | 2006-10-11 | 山特维克知识产权股份有限公司 | A satainless steel strip coated with aluminium. |
| CN201180153Y (en) * | 2008-04-08 | 2009-01-14 | 哈尔滨松润金属制品有限公司 | Steel-aluminum composite band for cooling unit |
Cited By (37)
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Application publication date: 20110420 |