CN101333614B - Structural material piece of magnesium-containing silumin and method for preparing same - Google Patents

Structural material piece of magnesium-containing silumin and method for preparing same Download PDF

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CN101333614B
CN101333614B CN2008101376030A CN200810137603A CN101333614B CN 101333614 B CN101333614 B CN 101333614B CN 2008101376030 A CN2008101376030 A CN 2008101376030A CN 200810137603 A CN200810137603 A CN 200810137603A CN 101333614 B CN101333614 B CN 101333614B
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parts
wood materials
magnesium
structural wood
silumin
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CN101333614A (en
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左良
于福晓
赵刚
赵骧
杨永亮
李艳
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Northeastern University China
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Northeastern University China
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C21/00—Alloys based on aluminium
    • C22C21/02—Alloys based on aluminium with silicon as the next major constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/043—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon of alloys with silicon as the next major constituent

Abstract

Disclosed is a structure material part containing magnesium and high-silicon aluminum alloy, which comprises a profile, a rod, a plate and a forged part. The structure material part is characterized in that an ingot is prepared by the method of semi-continuous casting, then phase particles of eutectic silicon are discretized by preheating treatment, and then the ultimate form and the microstructure are obtained by hot-deforming processing and heating treatment; the structure material part contains 0.2 to 2.0 weight percent of magnesium, and 8 to 18 weight percent of silicon; and the structure material part has even and refined microstructure, for the structure of aluminum matrix is of equiaxed grains whose average size is less than 6 microns, and the silicon and other second phase particles are dispersively distributed, and the average size of the second phase particles is less than 5 microns. The structure material part containing magnesium and high-silicon deformed aluminum alloy, which has good plasticity and higher strength, can be manufactured with low cost on the premise that no modifier is added in the casting process.

Description

A kind of structural wood materials and parts that contain the magnesium silumin and preparation method thereof
Technical field
The present invention relates to aluminium alloy and technology of preparing thereof, a kind of structural wood materials and parts that contain the magnesium silumin and preparation method thereof are provided especially.
Background technology
The aluminum silicon alloy of aluminum silicon alloy, especially high silicon content is because its low density, high-wearing feature, high corrosion resistance and low thermal coefficient of expansion have a wide range of applications in automotive industry and space flight and aviation industrial circle.Yet, aluminum silicon alloy for common clotting method preparation, exist thick bulk to separate out Si particle and lath-shaped eutectic structure earlier in its ingot blank, cause alloy fragility very big, be difficult to further improve the high performance material of solidified structure and the various section forms of manufacturing, thereby limited the range of application of alloy by plastic working.Traditionally, aluminum silicon alloy is divided in the row of cast aluminium alloy.At common problem of solidifying aluminum silicon alloy deformability difference, people and then the method for seeking rapid solidification.But, adopt quick setting method can only obtain that small-sized (＜10mm) block then needs further operation if make large-sized parts.A typical example promptly is by the powder metallurgy method preparation, but its production cost and complex process degree are all very high.
In the production of commercial-purity aluminium and wrought aluminium alloy, semi-continuous casting method (Direct ChillCasting, be called for short DC casting) is widely used always, and people mainly pay close attention to and how to reduce the alloying constituent segregation, reduce grain-size, improve surface quality.The technology of silumin ingot blank of utilizing semi-continuous casting method to prepare the large size specification and not containing any alterant (as P, Na, Sr) is by one of the present inventor application and obtain Chinese patent mandate (patent No. ZL200510119550.6).By further discovering of contriver, utilize the foregoing invention technology, relax the lower limit content (to 8% weight) of Si, reduce the upper limit content (to 18% weight) of Si, adjust the content of Mg and the content of other alloying element, by thermoplasticity processing with postheat treatment, can obtain to have good plasticity, the high-intensity structural wood materials and parts that contain the magnesium silumin.
Summary of the invention
The object of the present invention is to provide a kind of structural wood materials and parts that contain the magnesium silumin and preparation method thereof, can in castingprocesses, not add under the prerequisite of any alterant, by thermoplasticity processing and thermal treatment, produce at low cost have good plasticity, the high-intensity high silicon wrought aluminium alloy of the magnesium structural wood materials and parts that contain.
The present invention specifically provides a kind of structural wood materials and parts that contain the magnesium silumin, comprises section bar, bar, sheet material, forging, it is characterized in that:
Described structural wood materials and parts adopt semi-continuous casting method to prepare ingot blank, it is discrete to carry out the particle of Eutectic Silicon in Al-Si Cast Alloys phase by thermal treatment in advance then, goods by thermoplasticity processing and thermal treatment acquisition net shape and microtexture again, its strengthening mechanism are the particle strengthening and second precipitation strength of particle mutually of refined crystalline strengthening, the silicon grain of aluminum substrate;
The content of Mg is 0.2～2.0% weight in the described structural wood materials and parts, and the content of Si is 8～18% weight; Have the heterogeneous microstructure of even refinement, aluminum substrate is organized as equi-axed crystal, mean sizes＜6 μ m, Si with other second mutually particle be disperse distribution and mean sizes＜5 μ m;
In the structural wood materials and parts that contain the magnesium silumin provided by the present invention, also can contain one or more of Cu, Zn, Ni, Ti, Fe, total content is lower than 2% weight.
The present invention also provides a kind of above-mentioned preparation method who contains the structural wood materials and parts of magnesium silumin in addition, it is characterized in that:
---adopt semi-continuous casting method to prepare ingot blank, processing parameter is:
Pouring temperature: above 150～300 ℃ of corresponding alloy liquid phase line temperature;
Casting speed: 100～200mm/min;
Solidify peripheral cooling water inflow: the 5～15g/mms of base;
Do not add any alterant;
---above-mentioned ingot blank is carried out the particle discretize of Eutectic Silicon in Al-Si Cast Alloys phase by thermal treatment in advance, and processing parameter is:
Rate of heating: 10～30 ℃/min;
Heating temperature: 450～520 ℃;
Soaking time: 1～3hr;
---above-mentioned ingot blank after thermal treatment is in advance carried out thermoplasticity processing, and processing parameter is:
Texturing temperature: 400～520 ℃;
The type of cooling: naturally cooling or pressure cooling;
---above-mentioned structural wood materials and parts after thermoplasticity processing are heat-treated.
Among the preparation method of the structural wood materials and parts that contain the magnesium silumin provided by the present invention, for the structural wood materials and parts of thermoplasticity processing back naturally cooling, solution treatment+artificial aging technology is adopted in thermal treatment:
---the solution treatment parameter is:
Rate of heating: 10～30 ℃/min;
Solid solution temperature: 500～540 ℃;
The solution treatment time: 0.5～3hr;
---the artificial aging parameter is:
Aging temp: 160～200 ℃;
Aging time: 1～10hr.
Among the preparation method of the structural wood materials and parts that contain the magnesium silumin provided by the present invention, force refrigerative structural wood materials and parts for thermoplasticity processing back, artificial aging or natural aging technology are adopted in thermal treatment:
---the artificial aging parameter is:
Aging temp: 160～200 ℃;
Aging time: 1～10hr.
Among the preparation method of the structural wood materials and parts that contain the magnesium silumin provided by the present invention, when rolling technology was adopted in thermoplasticity processing, rolling total reduction was more preferably greater than 40%.
Among the preparation method of the structural wood materials and parts that contain the magnesium silumin provided by the present invention, when extrusion process was adopted in thermoplasticity processing, extrusion ratio was more preferably greater than 15.
Among the preparation method of the structural wood materials and parts that contain the magnesium silumin provided by the present invention, when forging process was adopted in thermoplasticity processing, forging ratio was greater than 40%.
Key of the present invention has been to overcome traditional technology prejudice, under the prerequisite of not adding any alterant, traditional semi-continuous casting method is used to contain the preparation of magnesium silumin, linkage heat plastic working and thermal treatment, obtained beyond thought technique effect, promptly obtained having small and dispersed silicon grain and second and be distributed on the equi-axed crystal aluminum substrate mutually, have good plasticity and a high-intensity novel aluminum alloy work material.
Table 1 example provides the mechanical property of extruding silumin (Al-8.5Si-1.8Mg-0.27Fe, Al-12.7Si-0.7Mg-1.5Cu-0.3Ni-0.3Ti-0.3Fe and Al-15.5Si-0.7Mg-0.27Fe) under extruding and as-heat-treated condition that adopts the present invention's preparation, and contrasts with the mechanical property of extruding 6063 alloys under T5, T6 state in the CNS.
The mechanical property contrast of the alloy of table 1 the present invention preparation and CNS 6063 alloys
Alloy State Yield strength (MPa) Tensile strength (MPa) Unit elongation (%)
Al-8.5Si-1.8Mg-0.27Fe T1 175 252 13
Al-8.5Si-1.8Mg-0.27Fe T6 296 344 7.2
Al-15.5Si-0.7Mg-0.27Fe T1 120 232 11
Al-15.5Si-0.7Mg-0.27Fe T6 280 325 7.5
Al-12.7Si-0.7Mg-1.5Cu-0.3Ni-0.3Ti-0.3Fe T1 112 190 15
Al-12.7Si-0.7Mg-1.5Cu-0.3Ni-0.3Ti-0.3Fe T6 268 347 9
6063Al-(0.2-0.6)Si-(0.4-0.9)Mg T5 110 160 8
6063Al-(0.2-0.6)Si-(0.4-0.9)Mg T6 180 205 8
As seen, Al-15.5Si-0.7Mg-0.27Fe, Al-12.7Si-0.7Mg-1.5Cu-0.3Ni-0.3Ti-0.3Fe and Al-8.5Si-1.8Mg-0.27Fe alloy yield strength, the tensile strength under the T6 state all is higher than the national standard of 6063 alloy T6 states; The squeezed state of alloy (T1) mechanical property especially unit elongation is higher than the national standard of 6060 alloy T5 states.6063 alloys are the most general extruded section alloys, it are widely used in fields such as building, vehicle, decoration both at home and abroad, have the vast market demand.In case partly replace 6063 alloys with containing the magnesium silumin, will bring huge economic benefit.In addition, the interpolation of silicon will be saved bauxite resource in a large number.
Description of drawings
Fig. 1 is the structural representation of semicontinuous casting equipment;
Fig. 2 is the as cast condition microtexture pattern of semicontinuous casting (730 ℃ of casting temps, casting speed 180mm/min, the cooling water flow 8g/mms) ingot blank of Al-12.7Si-0.7Mg-0.3Fe alloy (#3) among the typical embodiment 1;
Fig. 3 is the high power as cast condition microtexture pattern of semicontinuous casting (730 ℃ of casting temps, casting speed 180mm/min, the cooling water flow 8g/mms) ingot blank of Al-12.7Si-0.7Mg-0.3Fe alloy (#3) among the typical embodiment 1;
Fig. 4 is the microtexture pattern of semicontinuous casting Al-12.7Si-0.7Mg-0.3Fe alloy (#3) after 500 ℃ of thermal treatment 2hr, 470 ℃ of hot extrusions (extrusion ratio 15) in advance among the typical embodiment 2;
Fig. 5 is semicontinuous casting Al-12.7Si-0.7Mg-0.3Fe alloy (#3) T6 state (540 ℃ of solid solubility temperatures, time 1hr after 500 ℃ of thermal treatment 2hr, 470 ℃ of hot extrusions (extrusion ratio 15) in advance among the typical embodiment 3; 200 ℃ of artificial aging temperature, time 3hr) microtexture pattern;
Fig. 6 is the as cast condition microtexture pattern of semicontinuous casting (800 ℃ of casting temps, casting speed 140mm/min, the cooling water flow 10gmms) ingot blank of Al-15.5Si-0.7Mg-0.27Fe alloy (#5) among the typical embodiment 1;
Fig. 7 is the high power as cast condition microtexture pattern of semicontinuous casting (800 ℃ of casting temps, casting speed 140mm/min, the cooling water flow 10g/mms) ingot blank of Al-15.5Si-0.7Mg-0.27Fe alloy (#5) among the typical embodiment 1;
Fig. 8 is the microtexture pattern of semicontinuous casting Al-15.5Si-0.7Mg-0.27Fe alloy (#5) after 500 ℃ of thermal treatment 2hr, 470 ℃ of hot extrusions (extrusion ratio 45) in advance among the typical embodiment 2;
Fig. 9 is the microtexture pattern of semicontinuous casting Al-15.5Si-0.7Mg-0.27Fe alloy (#5) rectangular casting blank after 500 ℃ of thermal treatment 1hr, 500 ℃ of hot rollings (draught 60%) in advance among the typical embodiment 2;
Figure 10 is semicontinuous casting Al-15.5Si-0.7Mg-0.27Fe alloy (#5) T6 state (520 ℃ of solid solubility temperatures, time 2hr after 500 ℃ of thermal treatment 2hr, 470 ℃ of hot extrusions (extrusion ratio 45) in advance among the typical embodiment 3; 180 ℃ of artificial aging temperature, time 4hr) microtexture pattern;
Figure 11 is semicontinuous casting Al-15.5Si-0.7Mg-0.27Fe alloy (#5) rectangular casting blank T6 state (520 ℃ of solid solubility temperatures, time 3hr after 500 ℃ of thermal treatment 1hr, 500 ℃ of hot rollings (draught 60%) in advance among the typical embodiment 3; 200 ℃ of artificial aging temperature, time 4hr) microtexture pattern;
Figure 12 is semicontinuous casting Al-15.5Si-0.7Mg-0.27Fe alloy (#5) T6 state (520 ℃ of solid solubility temperatures, time 2hr after 500 ℃ of thermal treatment 2hr, 470 ℃ of hot extrusions (extrusion ratio 45) in advance among the typical embodiment 3; 180 ℃ of artificial aging temperature, time 4hr) high power microtexture pattern;
Figure 13 is the as cast condition microtexture pattern of semicontinuous casting (850 ℃ of casting temps, casting speed 120mm/min, the cooling water flow 10g/mms) ingot blank of Al-17.5Si-0.7Mg-1.0Cu-0.27Fe alloy (#7) among the typical embodiment 1.
Embodiment
The preparation of embodiment 1 semicontinuous casting ingot blank
Selecting equipment for use is home-built equipment, and its structural principle is shown in Fig. 1.Among the figure, the 1-water coolant; The 2-crystallizer; The 3-blank; 4-heat top; The 5-graphite annulus, the 6-molten metal.The chemical ingredients of alloy sees Table 2, and casting technological parameter sees Table 3.
Table 2 semicontinuous casting contains the chemical ingredients (wt.%) of magnesium silumin
The alloy numbering Si Mg Cu Zn Ni Ti Fe Al
#
1 8.5 0.7 0.5 0.3 0.3 0.27 Bal.
#2 8.5 1.8 0.27 Bal.
#
3 12.7 0.7 0.3 Bal.
The alloy numbering Si Mg Cu Zn Ni Ti Fe Al
#4 12.7 1.2 1.5 0.3 0.3 0.3 0.3 Bal.
#5 15.5 0.7 0.27 Bal.
#6 15.5 1.8 0.8 0.5 0.3 0.27 Bal.
#7 17.5 0.7 1.0 0.27 Bal.
#8 17.5 1.0 1.0 0.27 Bal.
The casting technological parameter of table 3 different-alloy
The alloy numbering Casting blank cross-section size (mm) Casting temp (℃) Casting speed (mm/min) Cooling water inflow (g/mms)
#1 Φ100 780 120 8
#1 600×50 780 180 8
#2 Φ100 780 120 8
#2 600×50 780 180 8
#3 Φ100 730 180 10
#3 600×50 730 180 10
#4 Φ100 730 140 8
#4 600×50 730 180 8
#5 Φ100 800 140 10
#5 600×50 850 180 10
#6 Φ100 800 160 12
#7 Φ60 850 120 10
The alloy numbering Casting blank cross-section size (mm) Casting temp (℃) Casting speed (mm/min) Cooling water inflow (g/mms)
#8 Φ60 850 180 14
#8 Φ100 850 180 14
The thermal treatment in advance of embodiment 2 casting alloy ingot blanks and extruding, rolling, forging
Thermal treatment in advance by setting the rate of heating heating, behind the arrival design temperature, is pressed the setting-up time insulation in heat treatment furnace.Use extrusion machine, hot rolls and swaging machine to finish viscous deformation then.Concrete processing parameter provides in table 4, table 5, table 6 respectively.
The thermal treatment in advance and the extrusion process parameters of table 4 different-alloy
The alloy numbering The pre-treatment rate of heating (℃/min) Pretreatment temperature (℃) Pretreatment time (hr) Extrusion temperature (℃) Extrusion ratio The type of cooling Distortion back alloy numbering
#
1 25 450 3 450 36 Nature 1A
#2 20 450 3 450 36 Nature 2A
#
3 15 500 2 470 15 Nature 3A
#4 15 500 2 470 15 Force 4A
#5 15 500 2 470 45 Nature 5A
#7 10 500 4 480 30 Force 7A
#8 10 500 4 480 30 Force 8A
The thermal treatment in advance and the rolling technological parameter of table 5 different-alloy
The alloy numbering The pre-treatment rate of heating (℃/min) Pretreatment temperature (℃) Pretreatment time (hr) Rolling temperature (℃) Rolling draught (%) The type of cooling Distortion back alloy numbering
#
1 20 450 3 450 50 Nature 1B
#2 20 520 1 520 70 Nature 2B
The alloy numbering The pre-treatment rate of heating (℃/min) Pretreatment temperature (℃) Pretreatment time (hr) Rolling temperature (℃) Rolling draught (%) The type of cooling Distortion back alloy numbering
#
3 20 500 2 500 60 Nature 3B
#4 15 480 3 480 60 Nature 4B
#4 15 520 1 520 70 Nature 4B2
#5 15 500 3 500 60 Nature 5B
#5 15 520 1 520 70 Nature 5B2
The thermal treatment in advance and the smithing technological parameter of table 6 different-alloy
The alloy numbering The pre-treatment rate of heating (℃/min) Pretreatment temperature (℃) Pretreatment time (hr) Forging temperature (℃) Forging ratio (%) The type of cooling Distortion back alloy numbering
#2 25 500 2 500 65 Nature 2C
#
3 20 520 1 520 65 Nature 3C
#5 15 500 2 500 50 Nature 5C
#6 10 500 4 500 50 Nature 6C
#6 15 490 4 490 50 Nature 6C2
#7 10 500 4 500 50 Nature 7C
#8 10 500 4 500 50 Nature 8C
Thermal treatment behind embodiment 3 alloy deformations (extruding, rolling, forging)
Through extruding, rolling, forged workpiece, under the setting heat treatment process parameter, to heat-treat, concrete heat treatment process parameter provides in table 7, table 8, table 9 respectively.The mechanical property of alloy part under different distortion mode and as-heat-treated condition provides in table 10.
The heat treatment process parameter of table 7 different-alloy extruded product
Distortion back alloy numbering The alloy numbering As-heat-treated condition Solid solubility temperature (℃) Solution time (hr) The artificial aging temperature (℃) The artificial aging time (hr) Alloy numbering after the thermal treatment
1A #
1 T6 520 2 180 3 1AT6
3A #
3 T6 540 0.5 200 3 3AT6
4A #4 T5 180 3 4AT5
5A #5 T1 5AT1
5A #5 T6 520 2 180 2 5AT6
7A #7 T5 180 6 7AT5
8A #8 T5 170 8 8AT5
The heat treatment process parameter of table 8 different-alloy rolled product
Distortion back alloy numbering The alloy numbering As-heat-treated condition Solid solubility temperature (℃) Solution time (hr) The artificial aging temperature (℃) The artificial aging time (hr) Alloy numbering after the thermal treatment
1B #
1 T6 500 3 160 8 1BT6
2B #2 T5 180 3 2BT1
2B #2 T6 520 2 160 10 2BT6
4B #4 T6 540 0.5 200 8 4BT6
5B #5 T6 520 1 200 4 5BT6
5B2 #5 T6 520 1 200 6 5B2T6
The heat treatment process parameter of table 9 different-alloy forged article
Distortion back alloy numbering The alloy numbering As-heat-treated condition Solid solubility temperature (℃) Solution time (hr) The artificial aging temperature (℃) The artificial aging time (hr) Alloy numbering after the thermal treatment
2C #2 T6 520 3 180 6 2CT6
Distortion back alloy numbering The alloy numbering As-heat-treated condition Solid solubility temperature (℃) Solution time (hr) The artificial aging temperature (℃) The artificial aging time (hr) Alloy numbering after the thermal treatment
5C #5 T6 540 0.5 200 4 5CT6
5C #5 T1 5CT1
6C2 #6 T6 510 4 170 10 6C2T6
7C #7 T6 510 3 200 2 7CT6
8C2 #8 T6 510 4 180 8 8C2T6
Ambient temperature mechanical properties under table 10 alloy part different distortion, the as-heat-treated condition
Alloy numbering after the thermal treatment Yield strength σ 02(MPa) Tensile strength σ b(MPa) Unit elongation (%)
1AT6 293 378 14.6
2AT6 302 378 12.5
2BT6 294 360 11.7
4AT5 290 375 10.4
4AT6 305 380 9.2
5AT1 120 232 10
5AT6 280 325 7.5
5BT6 300 366 7.6
6C2T6 260 343 6
7AT5 240 265 1.8
7CT6 285 327 2.5
8C2T6 296 339 2.8

Claims (8)

1. structural wood materials and parts that contain the magnesium silumin comprise section bar, bar, sheet material, forging, it is characterized in that:
Described structural wood materials and parts adopt semi-continuous casting method to prepare ingot blank, carry out the particle discretize of Eutectic Silicon in Al-Si Cast Alloys phase then by thermal treatment in advance, Al-alloy products by thermoplasticity processing and thermal treatment acquisition net shape and microtexture again, its strengthening mechanism are the particle strengthening and second precipitation strength of particle mutually of refined crystalline strengthening, the silicon grain of aluminum substrate;
The content of Mg is 0.2～2.0% weight in the described structural wood materials and parts, and the content of Si is 8～18% weight; Have the heterogeneous microstructure of even refinement, aluminum substrate is organized as equi-axed crystal, mean sizes＜6 μ m, the Si particle with other second mutually particle be disperse distribution and mean sizes＜5 μ m.
2. according to the described structural wood materials and parts that contain the magnesium silumin of claim 1, it is characterized in that can containing in the described alloy one or more of Cu, Zn, Ni, Ti, Fe, total content is lower than 2% weight.
3. described preparation method who contains the structural wood materials and parts of magnesium silumin of claim 1 is characterized in that:
---adopt semi-continuous casting method to prepare ingot blank, processing parameter is:
Pouring temperature: above 150～300 ℃ of corresponding alloy liquid phase line temperature;
Casting speed: 100～200mm/min;
Solidify peripheral cooling water inflow: the 5～15g/mms of base;
Do not add any alterant;
---above-mentioned ingot blank is carried out the particle discretize of Eutectic Silicon in Al-Si Cast Alloys phase by thermal treatment in advance, and processing parameter is:
Rate of heating: 10～30 ℃/min;
Heating temperature: 450～520 ℃;
Soaking time: 1～3hr;
---above-mentioned ingot blank after thermal treatment is in advance carried out thermoplasticity processing, and processing parameter is:
Texturing temperature: 400～520 ℃;
The type of cooling: naturally cooling or pressure cooling;
---above-mentioned structural wood materials and parts after thermoplasticity processing are heat-treated.
4. according to the described preparation method who contains the structural wood materials and parts of magnesium silumin of claim 3, the structural wood materials and parts for thermoplasticity processing back naturally cooling adopt solution treatment+artificially aged thermal treatment process, it is characterized in that:
---the solution treatment parameter is:
Rate of heating: 10～30 ℃/min;
Solid solution temperature: 500～540 ℃;
The solution treatment time: 0.5～3hr;
---the artificial aging parameter is:
Aging temp: 160～200 ℃;
Aging time: 1～10hr.
5. according to the described preparation method who contains the structural wood materials and parts of magnesium silumin of claim 3, force refrigerative structural wood materials and parts, adopt the thermal treatment process of artificial aging or natural aging, it is characterized in that for thermoplasticity processing back:
---the artificial aging parameter is:
Aging temp: 160～200 ℃;
Aging time: 1～10hr.
6. according to the described preparation method who contains the structural wood materials and parts of magnesium silumin of claim 3, when rolling technology was adopted in processing for thermoplasticity, it is characterized in that: rolling total reduction was greater than 40%.
7. according to the described preparation method who contains the structural wood materials and parts of magnesium silumin of claim 3, when extrusion process was adopted in processing for thermoplasticity, it is characterized in that: extrusion ratio was greater than 15.
8. according to the described preparation method who contains the structural wood materials and parts of magnesium silumin of claim 3, when forging process was adopted in processing for thermoplasticity, it is characterized in that: forging ratio was greater than 40%.
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CN104651763A (en) * 2014-05-15 2015-05-27 巩向鹏 Performance optimization method for 6063 aluminum alloy
CN104087880B (en) * 2014-07-08 2016-05-04 江苏佳铝实业股份有限公司 A kind of production technology of high damping alusil alloy sheet material
EP3228719B1 (en) * 2014-12-05 2021-03-03 Furukawa Electric Co., Ltd. Aluminum alloy wire rod, aluminum alloy stranded wire, covered wire, wire harness, and method for producing the aluminum alloy wire rod
JP6523681B2 (en) * 2014-12-25 2019-06-05 株式会社Uacj Aluminum alloy sheet for case and case
CN105112744A (en) * 2015-10-08 2015-12-02 江苏佳铝实业股份有限公司 Manufacturing process of high-silicon aluminum alloy plate
TWI565808B (en) * 2015-10-13 2017-01-11 財團法人工業技術研究院 Aluminum alloy composition and manufacturing method of aluminum alloy object
FR3044326B1 (en) * 2015-12-01 2017-12-01 Constellium Neuf-Brisach HIGH-RIGIDITY THIN SHEET FOR AUTOMOTIVE BODYWORK
CN105695811A (en) * 2015-12-15 2016-06-22 东北大学 Ti-containing high-silicon aluminum alloy capable of achieving aging strengthening and preparation method for deformation material of Ti-containing high-silicon aluminum alloy
CN105695810B (en) * 2015-12-15 2017-12-05 东北大学 One kind can ageing strengthening silumin and its deformation material preparation method containing Mn
CN106929781B (en) * 2015-12-29 2019-01-08 徐工集团工程机械股份有限公司 A kind of preparation method of high-strength aluminum alloy pin shaft
CN106544606B (en) * 2015-12-29 2018-05-01 徐工集团工程机械股份有限公司 A kind of preparation method of wear-resistant aluminum alloy axis pin
CN105671376B (en) * 2016-01-26 2017-04-26 北京航空航天大学 High-strength and high-plasticity hypoeutectic aluminium-silicon alloy material manufactured through gravity casting and room-temperature cold rolling, and manufacturing method thereof
CN106399765B (en) * 2016-10-11 2019-02-26 湖南理工学院 Al-Si-Mg aluminium alloy and its preparation process
MX2020006118A (en) 2017-12-21 2020-08-24 Novelis Inc Aluminum alloy products exhibiting improved bond durability and/or having phosphorus-containing surfaces and methods of making the same.
US11498839B2 (en) * 2019-06-01 2022-11-15 GM Global Technology Operations LLC Systems and methods for producing high-purity fine powders
CN112941433A (en) * 2019-12-11 2021-06-11 中国科学院金属研究所 Aging process for improving 6082 aluminum alloy parking effect
CN113881907A (en) * 2021-08-26 2022-01-04 山东创新金属科技有限公司 Aging treatment process for extrusion casting aluminum alloy
CN113862534B (en) * 2021-10-08 2022-07-29 上海交通大学 Method for regulating and controlling tissue inheritance of aluminum alloy material and method for preparing 7085 aluminum alloy thick plate
CN115305391B (en) * 2022-08-10 2023-06-06 中南大学 Low-energy-consumption aluminum-silicon-magnesium alloy and preparation method thereof

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB582732A (en) * 1944-03-10 1946-11-26 Horace Campbell Hall Aluminium alloy having low coefficient of expansion
US4068645A (en) * 1973-04-16 1978-01-17 Comalco Aluminium (Bell Bay) Limited Aluminum-silicon alloys, cylinder blocks and bores, and method of making same
JPS5320243B2 (en) * 1974-04-20 1978-06-26
JPS5192709A (en) * 1975-02-12 1976-08-14 KAKYOSHOARUMINIUMUUKEISOKEIGOKINNO SHOSHOKEISOBISAIKAHO
JPS52129607A (en) * 1976-04-23 1977-10-31 Hitachi Ltd Production of a1-si alloy having fine structure
JPS5669344A (en) * 1979-11-07 1981-06-10 Showa Alum Ind Kk Aluminum alloy for forging and its manufacture
JPS6283453A (en) * 1985-10-07 1987-04-16 Sumitomo Alum Smelt Co Ltd Manufacture of aluminum alloy ingot for extrusion
JP2506115B2 (en) * 1987-07-11 1996-06-12 株式会社豊田自動織機製作所 High-strength, wear-resistant aluminum alloy with good shear cutability and its manufacturing method
US5009844A (en) * 1989-12-01 1991-04-23 General Motors Corporation Process for manufacturing spheroidal hypoeutectic aluminum alloy
JP3318966B2 (en) * 1992-05-29 2002-08-26 日本軽金属株式会社 Manufacturing method of aluminum scroll
JPH06279904A (en) * 1993-03-30 1994-10-04 Nippon Light Metal Co Ltd Production of hyper-eutectic al-si alloy for forging and forging stock
JPH0741920A (en) * 1993-07-29 1995-02-10 Nippon Light Metal Co Ltd Heat treatment of hypereutectic al-si alloy for improving wear resistance
JPH07197164A (en) * 1993-12-28 1995-08-01 Furukawa Electric Co Ltd:The Aluminum alloy having high strength and high workability and its production
JPH07224340A (en) * 1994-02-14 1995-08-22 Nippon Light Metal Co Ltd Hypereutectic al-si alloy excellent in machinability and its production
JPH083701A (en) * 1994-06-15 1996-01-09 Mitsubishi Alum Co Ltd Production of wear resistant aluminum alloy extruded material excellent in strength and machinability
JPH083674A (en) * 1994-06-17 1996-01-09 Nissan Motor Co Ltd Hypereutectic aluminum-silicon alloy and hypereutectic aluminum-silicon alloy casting
JPH08176768A (en) * 1994-12-22 1996-07-09 Nissan Motor Co Ltd Wear resistant aluminum member and production thereof
JP3835629B2 (en) * 1996-09-24 2006-10-18 住友軽金属工業株式会社 Wear-resistant aluminum alloy material with excellent machinability and corrosion resistance
JP3261056B2 (en) * 1997-01-14 2002-02-25 住友軽金属工業株式会社 High-strength wear-resistant aluminum alloy extruded material excellent in ease of forming anodized film and uniformity of film thickness and method for producing the same
KR100291560B1 (en) * 1998-12-23 2001-06-01 박호군 Hypo-eutectic al-si wrought alloy having excellent wear-resistance and low thermal expansion coefficient, its production method, and its use
JP2001020047A (en) * 1999-07-05 2001-01-23 Toyota Autom Loom Works Ltd Stock for aluminum alloy forging and its production
US20030143102A1 (en) * 2001-07-25 2003-07-31 Showa Denko K.K. Aluminum alloy excellent in cutting ability, aluminum alloy materials and manufacturing method thereof
CN1555423A (en) * 2001-07-25 2004-12-15 �Ѻ͵繤��ʽ���� Aluminum alloy excellent in machinability, and aluminum alloy material and method for production thereof
JP2002206132A (en) * 2001-11-27 2002-07-26 Kobe Steel Ltd Aluminum alloy extrusion material having excellent machinability and production method therefor
RU2221891C1 (en) * 2002-04-23 2004-01-20 Региональный общественный фонд содействия защите интеллектуальной собственности Aluminum-based alloy, article made from such alloy and method of manufacture of such article
CN1298878C (en) * 2003-12-03 2007-02-07 东华大学 Aluminum silicon alloy series possessing granulated silicon phase and its process
JP4474528B2 (en) * 2004-11-01 2010-06-09 独立行政法人産業技術総合研究所 Hyper-eutectic Al-Si alloy material with high toughness and forge forming
CN100392129C (en) * 2004-11-18 2008-06-04 东北大学 Large-sized hypereutectic high-seleium aluminium alloy billet and preparation method thereof
JP4773796B2 (en) * 2005-10-28 2011-09-14 昭和電工株式会社 Aluminum alloy continuous casting rod, continuous casting rod casting method, continuous casting equipment

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