CN104046857A - High-damping aluminium alloy with wide frequency band and preparation method thereof - Google Patents
High-damping aluminium alloy with wide frequency band and preparation method thereof Download PDFInfo
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- CN104046857A CN104046857A CN201410313531.6A CN201410313531A CN104046857A CN 104046857 A CN104046857 A CN 104046857A CN 201410313531 A CN201410313531 A CN 201410313531A CN 104046857 A CN104046857 A CN 104046857A
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Abstract
The invention relates to a high-damping aluminium alloy with wide frequency band. The aluminium alloy comprises the following components by weight percent: 13.2-15.1% of Mg, 0.26-0.58% of Ca, 0.11-0.28% of Sr, 0.021-0.108% of Ba, 1.01-1.59% of Ti, 0.52-0.88% of Zr, 0.28-0.76% of Sc, 1.02-1.58% of V, 0.24-0.81% of Nb, 0.11-0.46% of Cr, 0.23-0.66% of Mo, 1.12-1.49% of RE (rare earth), less than 0.02% of Fe, less than 0.01% of Ni, less than 0.02% of Cu, less than 0.005% of Si and the balance of Al and inevitable impurities. Through matching of the specific components and provision of a specific preparation method, the high-damping aluminium alloy has the properties such as high damping, high strength and the like.
Description
Technical field
The invention belongs to alloy field, particularly relate to a kind of wide-band high damping aluminium alloy and preparation method thereof.
Background technology
The aluminium alloy (aluminum magnesium alloy) obtaining by specific preparation method has good intensity, in wide-band and wide temperature range, have better damping and amortization, thermal treatment after damping capacity reduce aluminium alloy very little or that raise and have the good market requirement.For example.Damping means on scounting aeroplane support platform framework and naval vessel, these parts need material have lightweight, preferably damping and amortization, anticorrosive, intensity is high and be easy to the performances such as thermal treatment, urgently develop a kind of damping capacity good, and the good alloy of tensile strength, yield strength and elongation.
Summary of the invention
The object of the invention is to propose a kind of wide-band high damping aluminium alloy;
Two of object of the present invention is to propose a kind of preparation method of wide-band high damping aluminium alloy;
A kind of wide-band high damping aluminium alloy, described aluminium alloy is made up of following component with weight percent content: Mg:13.2 ~ 15.1%, Ca:0.26 ~ 0.58%, Sr:0.11 ~ 0.28%, Ba:0.021 ~ 0.108%, Ti:1.01 ~ 1.59%, Zr:0.52 ~ 0.88%, Sc:0.28 ~ 0.76%, V:1.02 ~ 1.58%, Nb:0.24 ~ 0.81%, Cr:0.11 ~ 0.46%, Mo:0.23 ~ 0.66%, RE:1.12 ~ 1.49%, Fe: be less than 0.02%, Ni: be less than 0.01%, Cu: be less than 0.02%, Si: be less than 0.005%, surplus is Al and inevitable impurity.
As preferably, described RE is mishmetal, wherein Y:11 ~ 18%, and Pr:6 ~ 9%, Nd:4 ~ 8%, La:21 ~ 26%, surplus is Ce and inevitable impurity.
As preferably, described wide-band is 20 ~ 110Hz.
A preparation method for aforementioned wide-band high damping aluminium alloy, comprises the steps:
(1) prepare raw material according to aforementioned aluminium alloy component, wherein Al and Mg all prepare with Al ingot and the Mg ingot forms of purity 99.99%, and other component is all prepared with master alloy form;
(2) first 22 ~ 26% aluminium ingot is joined in resistance furnace as bed material, resistance furnace is warmed up to 350 ~ 410 DEG C of preheatings, insulation 5 ~ 15min, is then warmed up to resistance furnace 750 ~ 780 DEG C rapidly, after aluminium ingot all melts, add magnesium ingot and other master alloy, add again remaining aluminium ingot, after treating that furnace charge all melts, induction stirring 25 ~ 41s, furnace temperature is dropped to 710 ~ 735 DEG C, insulation 25 ~ 61min;
(3) method that adopts fast vacuum to inhale casting obtains the alloy casting rod of as cast condition, and it is 2 ~ 5s that the casting time is inhaled in described fast vacuum suction casting, and alloy casting rod length is 1 ~ 1.25m;
(4) alloy casting rod step (3) being obtained is put into ruhmkorff coil, induction heating 3 ~ 6min, and the power of ruhmkorff coil is 1.3 ~ 1.6 kilowatts, the hardening liquid of then putting into 10 ~ 15 DEG C carries out quench treatment;
(5), by alloy casting rod induction heating to 160 ~ 210 DEG C in ruhmkorff coil after quenching, after insulation 15 ~ 20min, air cooling is to room temperature;
(6) the alloy casting rod after tempering is annealed, described in be annealed in ruhmkorff coil with 0.8 ~ 1.1 kilowatt of heating 1.1 ~ 2.0min, after then taking out, naturally cool to room temperature from ruhmkorff coil;
(7) step (6) is processed to alloy casting rod afterwards and again put into ruhmkorff coil, induction heating 2 ~ 5min, the power of ruhmkorff coil is 1.4 ~ 1.7 kilowatts, then puts into the hot quenching-in water of 80 ~ 85 DEG C;
(8) the alloy casting rod after quenching is heated to 160 ~ 210 DEG C in ruhmkorff coil, after insulation 16 ~ 28min, air cooling is to room temperature;
(9) the alloy casting rod after step (8) tempering is annealed again, described in be annealed in ruhmkorff coil with 0.7 ~ 1.0 kilowatt of heating 1 ~ 2.5min, after then taking out, naturally cool to room temperature from ruhmkorff coil; Obtain wide-band high damping aluminium alloy.
effect of the present invention is:
1, by the collocation of specific components and specific heat treatment mode, make this high damping aluminium alloy there is good ratio of damping;
2, by the collocation of heat treated design parameter, the performance such as intensity, toughness of aluminium alloy is largely increased;
3, by the reasonable control of the each component of alloy, make the density of damping alloy lower, cost is relatively low.
Embodiment
embodiment 1
A kind of wide-band high damping aluminium alloy, is characterized in that, described aluminium alloy is made up of following component with weight percent content: Mg:14.1%, Ca:0.38%, Sr:0.18%, Ba:0.098%, Ti:1.39%, Zr:0.68%, Sc:0.56%, V:1.38%, Nb:0.61%, Cr:0.36%, Mo:0.46%, RE:1.39%, Fe: be less than 0.01%, Ni: be less than 0.01%, Cu: be less than 0.01%, Si: be less than 0.005%, surplus is Al and inevitable impurity; Described RE is mishmetal, wherein Y:16%, and Pr:8%, Nd:6%, La:24%, surplus is Ce and inevitable impurity.
Gained alloy ratio of damping under 20Hz is under 0.0622,40Hz, to be under 0.0487,60Hz, to be under 0.0401,80Hz, to be under 0.0322,100Hz, to be 0.0312, and wherein the unit of ratio of damping is tan δ; Under room temperature, tensile strength is 269MPa, and yield strength is 218MPa, and elongation is 7.1%.
embodiment 2:
A preparation method for wide-band high damping aluminium alloy, is characterized in that, comprises the steps:
(1) prepare raw material according to aluminium alloy component, wherein Al and Mg all prepare with Al ingot and the Mg ingot forms of purity 99.99%, and other component is all prepared with master alloy form;
(2) first 24% aluminium ingot is joined in resistance furnace as bed material, resistance furnace is warmed up to 392 DEG C of preheatings, insulation 11min, is then warmed up to resistance furnace 762 DEG C rapidly, after aluminium ingot all melts, add magnesium ingot and other master alloy, add again remaining aluminium ingot, after treating that furnace charge all melts, induction stirring 32s, furnace temperature is dropped to 723 DEG C, insulation 42min;
(3) method that adopts fast vacuum to inhale casting obtains the alloy casting rod of as cast condition, and it is 4s that the casting time is inhaled in described fast vacuum suction casting, and alloy casting rod length is 1.13m;
Wherein described in alloy casting rod, aluminium alloy is made up of following component with weight percent content: Mg:13.9%, Ca:0.36%, Sr:0.19%, Ba:0.088%, Ti:1.12%, Zr:0.69%, Sc:0.49%, V:1.21%, Nb:0.61%, Cr:0.32%, Mo:0.51%, RE:1.32%, Fe:0.008%, Ni:0.003%, Cu:0.0009%, Si:0.0009%, surplus is Al and inevitable impurity; Described RE is mishmetal, wherein Y:14%, and Pr:7.2%, Nd:5%, La:25%, surplus is Ce and inevitable impurity;
(4) alloy casting rod step (3) being obtained is put into ruhmkorff coil, induction heating 4min, and the power of ruhmkorff coil is 1.4 kilowatts, the hardening liquid of then putting into 13 DEG C carries out quench treatment;
(5), by the alloy casting rod induction heating to 186 DEG C in ruhmkorff coil after quenching, after insulation 17min, air cooling is to room temperature;
(6) the alloy casting rod after tempering is annealed, described in be annealed in ruhmkorff coil with 0.92 kilowatt of heating 1.6min, after then taking out, naturally cool to room temperature from ruhmkorff coil;
(7) step (6) is processed to alloy casting rod afterwards and again put into ruhmkorff coil, induction heating 4min, the power of ruhmkorff coil is 1.67 kilowatts, then puts into the hot quenching-in water of 83 DEG C;
(8) the alloy casting rod after quenching is heated to 178 DEG C in ruhmkorff coil, after insulation 21min, air cooling is to room temperature;
(9) the alloy casting rod after step (8) tempering is annealed again, described in be annealed in ruhmkorff coil with 0.92 kilowatt of heating 2.1min, after then taking out, naturally cool to room temperature from ruhmkorff coil; Obtain wide-band high damping aluminium alloy.
Gained alloy ratio of damping under 20Hz is under 0.0582,40Hz, to be under 0.0462,60Hz, to be under 0.0400,80Hz, to be under 0.0342,100Hz, to be 0.0308, and wherein the unit of ratio of damping is tan δ; Under room temperature, tensile strength is 278MPa, and yield strength is 216MPa, and elongation is 7.2%.
Claims (4)
1. a wide-band high damping aluminium alloy, it is characterized in that, described aluminium alloy is made up of following component with weight percent content: Mg:13.2 ~ 15.1%, Ca:0.26 ~ 0.58%, Sr:0.11 ~ 0.28%, Ba:0.021 ~ 0.108%, Ti:1.01 ~ 1.59%, Zr:0.52 ~ 0.88%, Sc:0.28 ~ 0.76%, V:1.02 ~ 1.58%, Nb:0.24 ~ 0.81%, Cr:0.11 ~ 0.46%, Mo:0.23 ~ 0.66%, RE:1.12 ~ 1.49%, Fe: be less than 0.02%, Ni: be less than 0.01%, Cu: be less than 0.02%, Si: be less than 0.005%, surplus is Al and inevitable impurity.
2. wide-band high damping aluminium alloy according to claim 1, is characterized in that, described RE is mishmetal, wherein Y:11 ~ 18%, and Pr:6 ~ 9%, Nd:4 ~ 8%, La:21 ~ 26%, surplus is Ce and inevitable impurity.
3. wide-band high damping aluminium alloy according to claim 1, is characterized in that, described wide-band is 20 ~ 110Hz.
4. a preparation method for wide-band high damping aluminium alloy described in claim 1, is characterized in that, comprises the steps:
(1) prepare raw material according to aluminium alloy component described in claim 1, wherein Al and Mg all prepare with Al ingot and the Mg ingot forms of purity 99.99%, and other component is all prepared with master alloy form;
(2) first 22 ~ 26% aluminium ingot is joined in resistance furnace as bed material, 350 ~ 410 DEG C of preheatings of resistance furnace intensification, insulation 5 ~ 15min, is then warmed up to resistance furnace 750 ~ 780 DEG C rapidly, after aluminium ingot all melts, add magnesium ingot and other master alloy, add again remaining aluminium ingot, after treating that furnace charge all melts, induction stirring 25 ~ 41s, furnace temperature is dropped to 710 ~ 735 DEG C, insulation 25 ~ 61min;
(3) method that adopts fast vacuum to inhale casting obtains the alloy casting rod of as cast condition, and it is 2 ~ 5s that the casting time is inhaled in described fast vacuum suction casting, and alloy casting rod length is 1 ~ 1.25m;
(4) alloy casting rod step (3) being obtained is put into ruhmkorff coil, induction heating 3 ~ 6min, and the power of ruhmkorff coil is 1.3 ~ 1.6 kilowatts, the hardening liquid of then putting into 10 ~ 15 DEG C carries out quench treatment;
(5), by alloy casting rod induction heating to 160 ~ 210 DEG C in ruhmkorff coil after quenching, after insulation 15 ~ 20min, air cooling is to room temperature;
(6) the alloy casting rod after tempering is annealed, described in be annealed in ruhmkorff coil with 0.8 ~ 1.1 kilowatt of heating 1.1 ~ 2.0min, after then taking out, naturally cool to room temperature from ruhmkorff coil;
(7) step (6) is processed to alloy casting rod afterwards and again put into ruhmkorff coil, induction heating 2 ~ 5min, the power of ruhmkorff coil is 1.4 ~ 1.7 kilowatts, then puts into the hot quenching-in water of 80 ~ 85 DEG C;
(8) the alloy casting rod after quenching is heated to 160 ~ 210 DEG C in ruhmkorff coil, after insulation 16 ~ 28min, air cooling is to room temperature;
(9) the alloy casting rod after step (8) tempering is annealed again, described in be annealed in ruhmkorff coil with 0.7 ~ 1.0 kilowatt of heating 1 ~ 2.5min, after then taking out, naturally cool to room temperature from ruhmkorff coil; Obtain wide-band high damping aluminium alloy.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734465A (en) * | 2016-04-08 | 2016-07-06 | 太仓市沪太热处理厂 | Heat treatment process for complex aluminum alloy casting |
| CN106521266A (en) * | 2016-11-29 | 2017-03-22 | 宁波瑞铭机械有限公司 | Sewing machine needle rod holder and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0277564A (en) * | 1988-09-13 | 1990-03-16 | Furukawa Alum Co Ltd | Aluminum-alloy high-dumping material and its production |
| JPH03223436A (en) * | 1990-01-29 | 1991-10-02 | Furukawa Alum Co Ltd | Aluminum alloy high damping material and its manufacture |
| US20040065173A1 (en) * | 2002-10-02 | 2004-04-08 | The Boeing Company | Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom |
| CN101280378A (en) * | 2008-02-27 | 2008-10-08 | 中国科学院长春应用化学研究所 | 20-100Hz frequency range high-damping aluminum-magnesium alloy and preparation thereof |
| CN102268575A (en) * | 2011-07-20 | 2011-12-07 | 安徽欣意电缆有限公司 | Aluminum alloy material and preparation method thereof |
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2014
- 2014-07-03 CN CN201410313531.6A patent/CN104046857B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0277564A (en) * | 1988-09-13 | 1990-03-16 | Furukawa Alum Co Ltd | Aluminum-alloy high-dumping material and its production |
| JPH03223436A (en) * | 1990-01-29 | 1991-10-02 | Furukawa Alum Co Ltd | Aluminum alloy high damping material and its manufacture |
| US20040065173A1 (en) * | 2002-10-02 | 2004-04-08 | The Boeing Company | Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom |
| CN101280378A (en) * | 2008-02-27 | 2008-10-08 | 中国科学院长春应用化学研究所 | 20-100Hz frequency range high-damping aluminum-magnesium alloy and preparation thereof |
| CN102268575A (en) * | 2011-07-20 | 2011-12-07 | 安徽欣意电缆有限公司 | Aluminum alloy material and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734465A (en) * | 2016-04-08 | 2016-07-06 | 太仓市沪太热处理厂 | Heat treatment process for complex aluminum alloy casting |
| CN106521266A (en) * | 2016-11-29 | 2017-03-22 | 宁波瑞铭机械有限公司 | Sewing machine needle rod holder and preparation method thereof |
| CN106521266B (en) * | 2016-11-29 | 2019-05-10 | 宁波瑞铭机械有限公司 | A kind of sewing machine needle bar holder and preparation method thereof |
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| CN104046857B (en) | 2016-08-17 |
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Effective date of registration: 20170510 Address after: 211400 Jiangsu city of Yangzhou province Yizheng City Lianzhong Auto Industrial Park Road No. 16 Patentee after: Haitian Aluminum Co., Ltd. Address before: 363000 village, Lantian Development Zone, Zhangzhou, Fujian, China 68-4 Patentee before: Zhong Xiaowu |
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Granted publication date: 20160817 Termination date: 20180703 |