CN106702224A - Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof - Google Patents

Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof Download PDF

Info

Publication number
CN106702224A
CN106702224A CN201710057854.7A CN201710057854A CN106702224A CN 106702224 A CN106702224 A CN 106702224A CN 201710057854 A CN201710057854 A CN 201710057854A CN 106702224 A CN106702224 A CN 106702224A
Authority
CN
China
Prior art keywords
semi
alloys
solid
extrusion
semisolid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710057854.7A
Other languages
Chinese (zh)
Inventor
李润霞
任国庆
于宝义
郑黎
张琦
史原脊
林亚东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang University of Technology
Original Assignee
Shenyang University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenyang University of Technology filed Critical Shenyang University of Technology
Priority to CN201710057854.7A priority Critical patent/CN106702224A/en
Publication of CN106702224A publication Critical patent/CN106702224A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22DCASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/007Semi-solid pressure die casting
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C1/00Making non-ferrous alloys
    • C22C1/02Making non-ferrous alloys by melting
    • C22C1/026Alloys based on aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • C22C21/12Alloys based on aluminium with copper as the next major constituent
    • C22C21/16Alloys based on aluminium with copper as the next major constituent with magnesium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C21/00Alloys based on aluminium
    • C22C21/12Alloys based on aluminium with copper as the next major constituent
    • C22C21/18Alloys based on aluminium with copper as the next major constituent with zinc
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/002Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22FCHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/04Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
    • C22F1/057Changing 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 copper as the next major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Extrusion Of Metal (AREA)

Abstract

The invention provides a semisolid extrusion forming Al-Fe-Cu alloy and a preparation method thereof, and belongs to the field of aluminum alloy heat treatment. The semisolid extrusion forming Al-Fe-Cu alloy comprises, by mass, 3.0%-6.0% of Fe, 2.0%-5.0% of Cu, 0.5%-2.0% of Zn, 0.2%-0.5% of Mn, 0.3%-1.5% of Mg, and the balance Al and inevitable impurities. The preparation method comprises the steps that (1) an Al-Fe-Cu cast ingot is obtained through smelting and casting according to the component proportion of the semisolid extrusion forming Al-Fe-Cu alloy; (2) the cast ingot is heated to be semisolid, and a semisolid blank is obtained; (3) the semisolid blank is air-cooled to the room temperature after extrusion forming, and a semisolid forming workpiece is obtained; (4) warm water quenching is conducted after solid solution treatment; and (5) the semisolid forming workpiece is air-cooled to the room temperature after artificial aging treatment, so that the semisolid extrusion forming Al-Fe-Cu alloy is obtained. The tensile strength of the semisolid extrusion forming Al-Fe-Cu alloy is 200-290 MPa, the Brinell hardness is 50-70 HB, and the microstructure of the alloy is obviously improved. The preparation method of the semisolid extrusion forming Al-Fe-Cu alloy simplifies the heat treatment process and improves the production efficiency.

Description

A kind of semi-solid state extrusion shaping Al-Fe-Cu alloys and preparation method thereof
Technical field
The invention belongs to aluminum alloy heat process field, and in particular to a kind of semi-solid state extrusion shaping Al-Fe-Cu alloys and its Preparation method.
Background technology
Alfer has light weight, the excellent mechanical property such as high rigidity, wear-resisting, heat-resisting, anticorrosive, from 70 years 20th century In generation, starts, and gets more and more people's extensive concerning.It is too wide in the gap with the solid solubility of aluminium yet with iron, therefore iron is very easy in aluminium Formed fragility needle-like or sheet Fe-riched phase, these Fe-riched phases with very tip, can seriously isolate matrix, from And turn into stress raiser, largely reduce the mechanical property of aluminium alloy.Semi-solid state forming technique has technique finished product Rate is high, and processing temperature is low, and product size is accurately controlled, good product quality, and with advantages such as energy-saving and environmental protection.By 30 Years of researches and development, have been subjected to the great attention of people, and enter into the industrial production stage, after semi-solid-state shaping Al-Fe-Cu alloys have mechanical property energy higher, and the potential of alloy can be further excavated by rational Technology for Heating Processing. The present invention uses short route Technology for Heating Processing to semi-solid-state shaping Al-Fe-Cu alloys, has both improve the mechanical property of alloy, and The energy has been saved, production efficiency has been improve.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of semi-solid state extrusion shaping Al-Fe-Cu alloys and its preparation Method;Aim to overcome that semi-solid-state shaping Al-Fe-Cu alloys are carried using workpiece mechanical property after conventional T6 techniques heat treatment Inapparent phenomenon high.
Semi-solid state extrusion of the invention shapes A1-Fe-Cu alloys, and constituent and its weight/mass percentage composition are:Fe:3.0 ~6.0%, Cu:2.0~5.0%, Zn:0.5~2.0%, Mn:0.2~0.5%, Mg:0.3~1.5%, balance of Al and not Evitable impurity.
Semi-solid state extrusion of the invention shapes Al-Fe-Cu alloys, and its tensile strength is 200~290MPa, and Brinell hardness is 50~70HB.
Semi-solid state extrusion of the invention shapes the preparation method of Al-Fe-Cu alloys, comprises the following steps:
Step 1, melting:
The composition proportion of Al-Fe-Cu alloys is shaped by semi-solid state extrusion, melting casting is obtained Al-Fe-Cu ingot castings;
Step 2, is heated to semisolid:
By Al-Fe-Cu ingot castings, semisolid is heated to, semi-solid blank is obtained;Wherein, heating-up temperature is 620~650 DEG C, 0.5~2h of heat time;
Step 3, extruding:
Semi-solid blank is put into semi-solid shaping die, extrusion molding is air cooled to room temperature, semi-solid-state shaping is obtained Workpiece;Wherein, the temperature of mould is 350~450 DEG C, and extrusion ratio is 5~120,5~12mm/s of extrusion speed, and the dwell time is 10~60s;
Step 4, solution treatment:
(1) by semi-solid-state shaping workpiece, solution treatment is carried out, solid solubility temperature is 515~535 DEG C, solution time is 5~ 30min;
(2) by the workpiece after solution treatment, quenched with 60~80 DEG C of warm water;
Step 5, artificial aging treatment:
(1) by the workpiece after quenching, artificial aging treatment, 155~175 DEG C of temperature, 6~12h of time are carried out;
(2) workpiece after artificial aging is processed, is air cooled to room temperature, and semi-solid state extrusion shaping Al-Fe-Cu alloys are obtained.
In the preparation method of above-mentioned semi-solid state extrusion shaping Al-Fe-Cu alloys:
In the step 1, smelting temperature is 720~750 DEG C.
In the step 3, extrusion ratio is 5~120.
In the step 4, solution treatment is quenched after coming out of the stove with 60~80 DEG C of warm water.
In the step 4, the volumetric surface product according to section bar, with due regard to heat conduction time, and then determination solution time.
In the step 4, solution treatment is solution treatment in short-term.
In the step 5, artificial aging treatment is carried out using resistance aging furnace, room temperature is air cooled to after coming out of the stove.
Semi-solid state extrusion shaping Al-Fe-Cu alloys of the invention and preparation method thereof, compared with prior art, beneficial effect It is really:
(1) present invention, is heat-treated using short route Technology for Heating Processing to semi-solid state extrusion shaping Al-Fe-Cu alloys, Both the mechanical property caused by the enrichment phenomenon of Cu elements in alloy had been avoided to be remarkably decreased, and had greatly saved the energy, dropped The production cost of Di Liao enterprises;
(2) present invention, simplifies Technology for Heating Processing, the heat treatment production efficiency of alloy is improve, for semi-solid state extrusion The production application for shaping Al-Fe-Cu alloys is significant;
(3) microscopic structure of alloy is obviously improved, and mechanical property has significant raising;
(4) preparation method of the present invention, whole technological operation is simple, preferably can be applied in actual production.
Brief description of the drawings
The step 3 of Fig. 1 embodiment of the present invention 1 prepares the microscopic structure of the workpiece after quenching;Wherein, (1) and (2) correspondence is different Multiplication factor;
Semi-solid state extrusion prepared by Fig. 2 embodiment of the present invention 1 shapes the microscopic structure of Al-Fe-Cu alloys;Wherein, (3) and (4) the different multiplication factor of correspondence.
Specific embodiment
Embodiment 1
A kind of semi-solid state extrusion shapes Al-Fe-Cu alloys, and constituent and its weight/mass percentage composition are:Fe:5.5%, Cu:4.0%, Zn:2.0%, Mn:0.5%, Mg:0.4%, balance of Al and inevitable impurity.
Above-mentioned semi-solid state extrusion shapes the preparation method of Al-Fe-Cu alloys, comprises the following steps:
Step 1, melting:
The composition proportion of Al-Fe-Cu alloys is shaped by semi-solid state extrusion, melting is carried out at 720 DEG C, in 690 DEG C of casting systems Obtain Al-Fe-Cu ingot castings;
Step 2, is heated to semisolid:
By Al-Fe-Cu ingot castings, semisolid is heated to, semi-solid blank is obtained;Wherein, heating-up temperature is 630 DEG C, heating Time 1h;
Step 3, extruding:
Semi-solid shaping die is preheated into 4h at 450 DEG C, after preheating terminates, mould is fitted into extruder;
Semi-solid blank is put into semi-solid shaping die, extrusion molding is air cooled to room temperature, extrusion molding half is obtained Solid molding workpiece;Wherein, extrusion ratio is 20, and extrusion speed 10mm/s, the time is 60s;
Step 4, solution treatment:
(1) by semi-solid-state shaping workpiece, solution treatment is carried out, solid solubility temperature is 525 DEG C, and solution time is 15min;
(2) by the workpiece after solution treatment, the quick taking-up from stove of test specimen is quenched with 60 DEG C of warm water;
Shown in the microscopic structure of the workpiece after quenching such as Fig. 1 (1) and (2);
Step 5, artificial aging treatment:
(1) by the workpiece after quenching, artificial aging treatment, 165 DEG C of temperature, time 6h are carried out using artificial aging stove stove;
(2) workpiece after artificial aging is processed, room temperature is air cooled to after coming out of the stove, and semi-solid state extrusion shaping Al-Fe-Cu is obtained Alloy.
Al-Fe-Cu alloys manufactured in the present embodiment, shown in its microscopic structure such as Fig. 2 (3) and (4), comparison diagram 1 (1) and (2), it is apparent that Al in alloy structure2Cu phases are substantially decomposed, and are evenly distributed in matrix.
Al-Fe-Cu alloys manufactured in the present embodiment, its tensile strength reaches 256MPa, and now Brinell hardness is 66HB;Become Shape Al-5.5Fe-4Cu alloy mechanical properties are more preferable.
Embodiment 2
A kind of semi-solid state extrusion shapes Al-Fe-Cu alloys, and constituent and its weight/mass percentage composition are:Fe:6.0%, Cu:5.0%, Zn:2.0%, Mn:0.5%, Mg:1.5%, balance of Al and inevitable impurity.
Above-mentioned semi-solid state extrusion shapes the preparation method of Al-Fe-Cu alloys, comprises the following steps:
Step 1, melting:
The composition proportion of Al-Fe-Cu alloys is shaped by semi-solid state extrusion, melting is carried out at 750 DEG C, in 680 DEG C of melting systems Obtain Al-Fe-Cu ingot castings;
Step 2, is heated to semisolid:
By Al-Fe-Cu ingot castings, semisolid is heated to, semi-solid blank is obtained;Wherein, heating-up temperature is 630 DEG C, heating Time 1h;
Step 3, extruding:
Semi-solid shaping die is preheated into 4h at 450 DEG C, after preheating terminates, mould is fitted into extruder;
Semi-solid blank is put into semi-solid shaping die, extrusion molding is air cooled to room temperature, extrusion molding half is obtained Solid molding workpiece;Wherein, extrusion ratio is 8, and extrusion speed 12mm/s, the dwell time is 20s;
Step 4, solution treatment:
(1) by semi-solid-state shaping workpiece, solution treatment is carried out, solid solubility temperature is 525 DEG C, and solution time is 20min;
(2) by the workpiece after solution treatment, the quick taking-up from stove of test specimen is quenched with 60 DEG C of warm water;
Step 5, artificial aging treatment:
(1) by the workpiece after quenching, artificial aging treatment, 165 DEG C of temperature, time 10h are carried out using artificial aging stove stove;
(2) workpiece after artificial aging is processed, room temperature is air cooled to after coming out of the stove, and semi-solid state extrusion shaping Al-Fe-Cu is obtained Alloy.
Al-Fe-Cu alloys manufactured in the present embodiment, its tensile strength reaches 290MPa, and now Brinell hardness is 60HB;Become Shape Al-5.5Fe-4Cu alloy mechanical properties are more preferable.
Embodiment 3
A kind of semi-solid state extrusion shapes Al-Fe-Cu alloys, and constituent and its weight/mass percentage composition are:Fe:3.0%, Cu:2.0%, Zn:0.5%, Mn:0.2%, Mg:0.3%, balance of Al and inevitable impurity.
Above-mentioned semi-solid state extrusion shapes the preparation method of Al-Fe-Cu alloys, comprises the following steps:
Step 1, melting:
The composition proportion of Al-Fe-Cu alloys is shaped by semi-solid state extrusion, melting is carried out at 725 DEG C, in 700 DEG C of melting systems Obtain Al-Fe-Cu ingot castings;
Step 2, is heated to semisolid:
By Al-Fe-Cu ingot castings, semisolid is heated to, semi-solid blank is obtained;Wherein, heating-up temperature is 630 DEG C, heating Time 1h;
Step 3, extruding:
Semi-solid shaping die is preheated into 4h at 450 DEG C, after preheating terminates, mould is fitted into extruder;
Semi-solid blank is put into semi-solid shaping die, extrusion molding is air cooled to room temperature, extrusion molding half is obtained Solid molding workpiece;Wherein, extrusion ratio is 60, and extrusion speed 5mm/s, the dwell time is 30s;
Step 4, solution treatment:
(1) by semi-solid-state shaping workpiece, solution treatment is carried out, solid solubility temperature is 525 DEG C, and solution time is 30min;
(2) by the workpiece after solution treatment, the quick taking-up from stove of test specimen is quenched with 60 DEG C of warm water;
Step 5, artificial aging treatment:
(1) by the workpiece after quenching, artificial aging treatment, 165 DEG C of temperature, time 8h are carried out using artificial aging stove stove;
(2) workpiece after artificial aging is processed, room temperature is air cooled to after coming out of the stove, and semi-solid state extrusion shaping Al-Fe-Cu is obtained Alloy.
Al-Fe-Cu alloys manufactured in the present embodiment, its tensile strength reaches 220MPa, and now Brinell hardness is 70HB;Become Shape Al-5.5Fe-4Cu alloy mechanical properties are more preferable.

Claims (7)

1. a kind of semi-solid state extrusion shapes Al-Fe-Cu alloys, it is characterised in that the constituent and its quality hundred of the alloy Point content is:Fe:3.0~6.0%, Cu:2.0~5.0%, Zn:0.5~2.0%, Mn:0.2~0.5%, Mg:0.3~ 1.5%, balance of Al and inevitable impurity.
2. semi-solid state extrusion according to claim 1 shapes Al-Fe-Cu alloys, it is characterised in that the tension of the alloy Intensity is 200~290MPa, and Brinell hardness is 50~70HB.
3. the semi-solid state extrusion described in claim 1 shapes the preparation method of Al-Fe-Cu alloys, it is characterised in that including as follows Step:
Step 1, melting:
The composition proportion of Al-Fe-Cu alloys is shaped by semi-solid state extrusion, melting casting is obtained Al-Fe-Cu ingot castings;
Step 2, is heated to semisolid:
By Al-Fe-Cu ingot castings, semisolid is heated to, semi-solid blank is obtained;Wherein, heating-up temperature is 620~650 DEG C, heating 0.5~2h of time;
Step 3, extruding:
Semi-solid blank is put into semi-solid shaping die, extrusion molding, semi-solid-state shaping workpiece is obtained;Wherein, mould Temperature is 350~450 DEG C, and extrusion ratio is 5~120,5~12mm/s of extrusion speed, and the dwell time is 10~60s;Extrusion molding After be down to room temperature;
Step 4, solution treatment:
(1) by semi-solid-state shaping workpiece, solution treatment is carried out, solid solubility temperature is 515~535 DEG C, and solution time is 5~30min;
(2) by the workpiece after solution treatment, quenched with 60~80 DEG C of warm water;
Step 5, artificial aging treatment:
(1) by the workpiece after quenching, artificial aging treatment, 155~175 DEG C of temperature, 6~12h of time are carried out;
(2) workpiece after artificial aging is processed, is air cooled to room temperature, and semi-solid state extrusion shaping Al-Fe-Cu alloys are obtained.
4. semi-solid state extrusion according to claim 3 shapes the preparation method of Al-Fe-Cu alloys, it is characterised in that described In step 1, smelting temperature is 720~750 DEG C.
5. semi-solid state extrusion according to claim 3 shapes the preparation method of Al-Fe-Cu alloys, it is characterised in that state step In rapid 3, extrusion ratio is 5~60.
6. semi-solid state extrusion according to claim 3 shapes the preparation method of Al-Fe-Cu alloys, it is characterised in that described In step 5, artificial aging treatment is carried out using resistance aging furnace.
7. semi-solid state extrusion according to claim 3 shapes the preparation method of Al-Fe-Cu alloys, it is characterised in that described Method prepare semi-solid state extrusion shaping Al-Fe-Cu alloys, its tensile strength be 200~290MPa, Brinell hardness be 50~ 70HB。
CN201710057854.7A 2017-01-23 2017-01-23 Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof Pending CN106702224A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710057854.7A CN106702224A (en) 2017-01-23 2017-01-23 Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710057854.7A CN106702224A (en) 2017-01-23 2017-01-23 Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof

Publications (1)

Publication Number Publication Date
CN106702224A true CN106702224A (en) 2017-05-24

Family

ID=58910291

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710057854.7A Pending CN106702224A (en) 2017-01-23 2017-01-23 Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof

Country Status (1)

Country Link
CN (1) CN106702224A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108034844A (en) * 2017-12-29 2018-05-15 燕山大学 A kind of semi-solid-state shaping method of the constituent element high-entropy alloy such as high-melting-point
CN114875284A (en) * 2022-05-30 2022-08-09 山东南山铝业股份有限公司 Al-Zn-Mg-Er-Zr series reinforced aluminum alloy and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101230432A (en) * 2008-02-22 2008-07-30 沈阳工业大学 Method for preparing high-strength heat-resistant ferro-aluminium alloy parts
US7625454B2 (en) * 2004-07-28 2009-12-01 Alcoa Inc. Al-Si-Mg-Zn-Cu alloy for aerospace and automotive castings
CN102108463A (en) * 2010-01-29 2011-06-29 北京有色金属研究总院 Aluminium alloy product suitable for manufacturing structures and preparation method
CN103160713A (en) * 2011-12-08 2013-06-19 沈阳工业大学 Semi-solid extrusion of hypereutectic Al-Fe alloy, and heat treatment method
CN105568083A (en) * 2016-03-02 2016-05-11 慈溪阿尔特新材料有限公司 High-strength high-toughness aluminum alloy material suitable for semi-solid state rheology die casting and preparing method of high-strength high-toughness aluminum alloy material

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7625454B2 (en) * 2004-07-28 2009-12-01 Alcoa Inc. Al-Si-Mg-Zn-Cu alloy for aerospace and automotive castings
CN101230432A (en) * 2008-02-22 2008-07-30 沈阳工业大学 Method for preparing high-strength heat-resistant ferro-aluminium alloy parts
CN102108463A (en) * 2010-01-29 2011-06-29 北京有色金属研究总院 Aluminium alloy product suitable for manufacturing structures and preparation method
CN103160713A (en) * 2011-12-08 2013-06-19 沈阳工业大学 Semi-solid extrusion of hypereutectic Al-Fe alloy, and heat treatment method
CN105568083A (en) * 2016-03-02 2016-05-11 慈溪阿尔特新材料有限公司 High-strength high-toughness aluminum alloy material suitable for semi-solid state rheology die casting and preparing method of high-strength high-toughness aluminum alloy material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108034844A (en) * 2017-12-29 2018-05-15 燕山大学 A kind of semi-solid-state shaping method of the constituent element high-entropy alloy such as high-melting-point
CN108034844B (en) * 2017-12-29 2019-07-26 燕山大学 A kind of semi-solid-state shaping method of the constituent elements high-entropy alloys such as high-melting-point
CN114875284A (en) * 2022-05-30 2022-08-09 山东南山铝业股份有限公司 Al-Zn-Mg-Er-Zr series reinforced aluminum alloy and preparation method thereof

Similar Documents

Publication Publication Date Title
CN103667825B (en) A kind of ultra-high-strength/tenacity anticorodal and manufacture method thereof
CN102796925B (en) High-strength die-casting aluminum alloy for pressure casting
CN110423927A (en) A kind of Ultrahigh strength aluminum lithium alloy and preparation method thereof
CN110396629B (en) 800 MPa-grade aluminum alloy extruded section and preparation method thereof
CN102337434B (en) High-strength high-toughness Al-Mg-Si-Cu wrought aluminum alloy and preparation method thereof
CN110846599B (en) Heat treatment method for improving corrosion performance of 800 MPa-grade aluminum alloy
CN106119731B (en) A kind of gas turbine blower blade Steel material and preparation method thereof
CN102925828A (en) Extrusion and heat treatment method for high speed railway locator aluminum material
CN102888531A (en) Alpha+beta type titanium alloy wire for 960MPa intensity level electron beam fused deposition rapid-forming members
CN113667912B (en) Large-size aluminum alloy plate and preparation method thereof
CN105908034A (en) Aluminum alloy round bar and manufacturing method thereof
CN111041293A (en) Production process of high-strength thin-wall section
CN1233862C (en) Hypereutectic silicon-aluminium alloy material and its production method
CN113444903A (en) High-gadolinium rare earth magnesium alloy bar and preparation method thereof
CN104789826A (en) Automobile air conditioner compressor planetary plate and production method thereof
CN106702224A (en) Semisolid extrusion forming Al-Fe-Cu alloy and preparation method thereof
US11898232B2 (en) High-strength alloy based on aluminium and method for producing articles therefrom
CN105543525B (en) A kind of preparation method of aluminium alloy
CN110564996B (en) High-strength magnesium alloy material and preparation method thereof
CN103740986B (en) The method of the automobile component of aluminium alloys for automobile high-abrasive material and preparation Al-Si-Cu-Mg system alloy
CN104726754A (en) Preparation method of high-strength aluminum alloy material for doors/windows
CN107974632A (en) A kind of Austenitic Hot Work Die Steel and preparation method thereof
CN109182858B (en) Ho-containing heat-resistant magnesium alloy and preparation method thereof
CN106367649A (en) Magnesium alloy easy to prepare and plastically form and component manufacturing method thereof
CN106148809A (en) A kind of high-elongation mould steel and preparation method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20170524

WD01 Invention patent application deemed withdrawn after publication