CN100586639C - Production process of ABS valve body material for cars - Google Patents

Production process of ABS valve body material for cars Download PDF

Info

Publication number
CN100586639C
CN100586639C CN200810108384A CN200810108384A CN100586639C CN 100586639 C CN100586639 C CN 100586639C CN 200810108384 A CN200810108384 A CN 200810108384A CN 200810108384 A CN200810108384 A CN 200810108384A CN 100586639 C CN100586639 C CN 100586639C
Authority
CN
China
Prior art keywords
casting
temperature
ingot
aluminium
cars
Prior art date
Application number
CN200810108384A
Other languages
Chinese (zh)
Other versions
CN101284353A (en
Inventor
李建荣
闫维刚
周学博
魏长传
章伟
段瑞芬
司彦平
杨亚平
刘金霞
曹建明
赵文芝
侯波
赵海滨
谢辉
周霞
Original Assignee
中国铝业股份有限公司
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 中国铝业股份有限公司 filed Critical 中国铝业股份有限公司
Priority to CN200810108384A priority Critical patent/CN100586639C/en
Publication of CN101284353A publication Critical patent/CN101284353A/en
Application granted granted Critical
Publication of CN100586639C publication Critical patent/CN100586639C/en

Links

Abstract

The invention provides a production process of the automobile ABS valve body material, which includes the following steps: preparing raw materials, melting, refining and standing, filtering and casting, homogenizing, ingot processing, ingot heating, indirect extruding, on-line water quenching, stretch rolling, artificial aging and finished product inspecting. By adopting the optimized alloy component in combination with indirect extrusion technology and on-line heat treatment technology, particularly the indirect extrusion technology, the inventive production process achieves the high uniformity of material structure, head-and-tail measures and mechanical property, thereby solving the problems of 6061 alloy coarse grain zone and mechanical property, increasing the production yield index, reducing the energy consumption of unit product, obtaining the material of which the mechanical property, metallographic structure, dimensional precision and the surface quality reach the advanced level of foreign similar products, achieving the import substitution of the material and laying the foundation of automobile localization.

Description

The production technology of ABS valve body material for cars

Technical field

The invention belongs to the aluminum profile extrusion technical field, be specifically related to a kind of production technology of ABS valve body material for cars.

Background technology

Along with energy-conservation and environmental protection requirement, automobile is to modernization, lightweight development, and soaring oil prices has more activated the fast development of automobile with aluminium, and the aluminium consumption will increase year by year.The automobile of China is less than far away abroad with the aluminium amount, too late external at present half, and a lot of crucial aluminiums need dependence on import, and wherein high-quality high accuracy ABS valve body material for cars aluminium just depends on from German import.High-quality high accuracy ABS valve body material for cars aluminium is widely used in automobile oil circuit distribution system, and its product is because every technical requirement is high, and the production difficulty is very big.Have only a few countries such as the U.S., Germany can produce this type of material in the world, and China does not grasp as yet, makes high-quality high accuracy ABS valve body material for cars just must depend on import with aluminium in the key technology of aspects such as material composition, production technology.

At present, the auto industry of China still belongs to the starting stage with the development and the Research on Process of aluminium.With in the aluminium development process, adopt forward extrusion explained hereafter 6061 alloys for the automobile ABS valve body, its composition is by national standard control, specific as follows: Si:0.40~0.8%, Fe≤0.7%, Cu:0.15~0.40%, Mn≤0.15%, Mg:0.8~1.2%, Cr:0.04~0.35%, Zn≤0.25%, Ti≤0.15%, other impurity is single to be not more than 0.05%, adds up to be not more than 0.10%, aluminium is surplus, more than is mass fraction.Because the best proportioning of 6061 alloying components and the accurate control of micro-composition are not optimized adjustment, make the tissue of material and mechanical performance can't satisfy the requirement of ABS valve body material for cars with aluminium; And from extrusion process, what adopt during China most manufacturer production aluminium is forward extrusion technology, owing to there is bigger frictional force during forward extrusion between ingot casting and the recipient, metal flow is inhomogeneous, make flow of metal also inhomogeneous, thereby increased the extruded product tissue, the inhomogeneities of performance and size, be difficult to guarantee the uniformity consistency of mechanical property end to end of material, the homogeneity of dimensional accuracy end to end, and fierce detrusion takes place in the ingot casting top layer during flow of metal, it is darker to make goods easily form coarse grain ring after heat treatment, also can't satisfy ABS valve body material for cars aluminium requirement.Science and technology is looked into newly and is reached a conclusion through Gansu Province's scientific information research institute (Gansu Province science and technology update search referral centre): for ABS valve body material for cars, Research of Optimal Control by alloying component content, adopt the process parameter optimizing control technology of reverse extrusion technique and systematic procedure, realize the extruded product uniformity of size and mechanical property end to end, do not see the pertinent literature report both at home and abroad.

Summary of the invention

The object of the present invention is to provide a kind of production technology of ABS valve body material for cars, can guarantee that mechanical property, Brinell hardness, metallographic structure, dimensional accuracy, the surface quality of ABS valve body material for cars all reaches external like product level.

For achieving the above object, the technical scheme taked of the present invention is:

A kind of production technology of ABS valve body material for cars may further comprise the steps:

(1) raw material are got the raw materials ready on the basis of 6061 alloy compositions of national Specification, are optimized adjustment, wherein Si:0.45~0.80%, Fe:0.30~0.60%, Cu:0.20~0.40%, Mn≤0.15%, Mg:0.9~1.1%, Cr:0.20~0.35%, Zn≤0.20%, Ti≤0.10%, other impurity is single to be not more than 0.05%, add up to be not more than 0.10%, aluminium is surplus; During alloyage, Mg/Si by 1.5~2.0: 1 control, is calculated the consumption of aluminium ingot, intermediate alloy, simple metal and aluminium waste;

(2) raw material that will optimize and revise of melting carry out the shove charge melting, 700~750 ℃ of melting temperature ranges, smelting time 6~7 hours;

(3) refining, leave standstill the melt that chemical composition is qualified and import to and leave standstill stove, in leaving standstill stove, use N 2-Cl 2Mist refining 10~15 minutes, 720~740 ℃ of refining temperatures;

(4) cast after filtration, the refining of casting melt, 710~720 ℃ of casting temperatures use 30~50ppi foamed ceramic panel, filter cloth to filter in the casting process, filter back casting ingot casting;

(5) the homogenising ingot casting adopt whole all fire handle, 540~580 ℃ of homogenization temperatures are incubated 6~8 hours, cool to 250 ℃ with the furnace after, the air cooling of coming out of the stove is to room temperature;

(6) ingot casting processing ingot casting outer surface car removes segregation layer 4~5mm, and surface roughness is not more than Ra12.5, and ingot casting is through high and low times of stripping and slicing after the assay was approved;

(7) ingot bar adds thermal recovery induction furnace gradient-heated ingot bar, and the ingot bar heating-up temperature is 450 ℃~540 ℃, and the control thermograde is 5~10 ℃/100mm;

(8) oppositely extruding is pushed the ingot bar that heats with indirect extrusion machine, 380 ℃~450 ℃ of recipient temperature, reverse extrusion speed 2.5m/min~4.0m/min, and extruder mold work zone width is controlled at≤5mm, produces the blank of valve body material;

(9) after the blank of online water hardening valve body material flows out from nib, temperature drop is controlled at 10~20 ℃, blank temperature before the entry is not less than 450 ℃, adopt water wave standing wave to quench, dynamically the water wave highly reaches 150~300mm, guarantee that water temperature is not higher than 40 ℃, and circulation cooling, make the abundant solid solution of blank, and adopt online traction, hauling speed and blank extrusion speed are synchronous;

(10) the tension straingtening extruding finishes, carry out set deformation volume in the longitudinal direction and be 0.5%~3% tension straingtening, to eliminate the residual stress that is produced in extruding and the quenching process, before and after tension straingtening, should carry out dimensional measurement, to satisfy the dimensional tolerance of material;

(11) artificial aging is in order to guarantee the mechanical property of material, and material must carry out artificial aging at the artificial aging stove, and its temperature is 160 ℃~180 ℃, is incubated 6~8 hours, and coming out of the stove is cooled to room temperature;

(12) the finished product detection finished product detection qualified after, high-quality high accuracy ABS valve body material for cars.

The production technology of above-mentioned ABS valve body material for cars provided by the invention has following beneficial effect:

1. by the best proportioning of alloying component and the optimal control of micro-composition, increased substantially the combination property of material.The combination property of material relatively sees Table 1:

The combination property of table 1 material relatively

As known from the above, the intensity index of material of the present invention has improved 53.8% than state quota, has met or exceeded external advanced level desired value, thereby has realized the production domesticization of abs valve body material, has substituted import.

2. the modern oppositely extrusion technique of utilization is optimized squeezing parameter, has realized the high uniformity of material structure.

Material fractography coarse grain ring depth capacity (mm) relatively sees Table 2:

Table 2 material fractography coarse grain ring depth capacity (mm) relatively

As known from the above, the coarse grain ring depth ratio national standard that the present invention produces material has reduced an order of magnitude, is better than external like product.

3. adopt extrusion speed, ingot casting heating-up temperature, the die parameters optimization control technology of systematic procedure, realize the extruded product uniformity of size and mechanical property end to end.

Relatively see Table 3 with the forward extrusion of alloy and the performance difference end to end of oppositely extruding, relatively see Table 4 with alloy forward extrusion and the reverse size difference that pushes.

Table 3 forward extrusion and the performance difference end to end that oppositely pushes

Table 4 forward extrusion and the size difference that oppositely pushes

As known from the above, adopt forward extrusion, goods size end to end generally differ 0.3~0.6%, and poor performance about 20% end to end; The present invention is by the optimization control technology and the modern oppositely extrusion technique of employing of systematic procedure, and goods size end to end differ 0.1~0.3%, and performance number differs in 10% end to end, thereby satisfies the specific (special) requirements of running car.

4. improve the yield rate index after solidifying production technology, reduced the energy resource consumption of unit product.

Owing to solidified technological parameter, stable processing technique, yield rate bring up to present 75% by initial 60%.Because press quenching can utilize the metal waste heat after the hot extrusion to quench, it is than off-line quenching energy savings and time, the bump injury that reduces even avoided product surface to form in handling process has reduced the energy resource consumption of unit product, has improved product quality.

In sum: the present invention adopts the optimization alloying component, in conjunction with reverse extrusion technique and online heat treatment technics, especially adopted reverse extrusion technique, make ingot casting in adding hot extrusion process, there is not relative motion between ingot casting top layer and the recipient liner inwall, do not rub, compare with forward extrusion, reduce by 30~40% extruding forces, it is even to have mechanical property, even tissue, the product's dimensional precision height, extrusion speed is fast, the yield rate height, the production efficiency advantages of higher, thereby 6061 alloy coarse grain rings and mechanical property problem have been solved, obtained performance, tissue, size, the surface all reaches the material of external like product advanced level, realized the alternative import of this material, laid a good foundation for realizing the automobile production domesticization.

The specific embodiment

On a complete set of production line that 45MN double-action reverse extruder, 200T tension flattening machine and other auxiliary equipment are formed, implemented a whole set of technology of the present invention.

With production specification is that the ABS valve body material for cars of 101 * 43.6mm is an example, and concrete steps are as follows:

Production is calculated the consumption of aluminium ingot, intermediate alloy, simple metal and aluminium waste according to the mix proportion scheme of chemical composition, carries out the shove charge melting then, about 740 ℃ of smelting temperatures, about 7 hours of smelting time;

6061 alloy compositions are optimized and revised data: Si 0.45~0.50%, Fe 0.30~0.40%, Cu 0.35~0.40%, Mn≤0.15%, and Mg 0.95~1.05%, Cr 0.20~0.25%, Zn≤0.20%, Ti≤0.10%, other impurity is single to be not more than 0.05%, add up to be not more than 0.10%, aluminium is surplus; During alloyage, Mg/Si is controlled by 1.5~1.7: 1.

When furnace charge fusing finishes, stir, skim, through the analyzing chemical composition,, carry out the composition adjustment as defective, qualified after, melt temperature is adjusted to 735~750 ℃ leads stove, lead furnace temperature and must not be higher than the smelting temperature upper limit.Should seal each leakage point when leading stove, avoid eddy current, every stove should be put dried.

The melt that chemical composition is qualified is used N after importing to and leaving standstill stove in leaving standstill stove 2-Cl 2Mist refining 10~15 minutes, 720~740 ℃ of refining temperatures left standstill 0.5 hour.

After melt leaves standstill, produce for preventing fire check, the casting temperature scope should prevent during operation that at 710~720 ℃ slag inclusion from producing, and considers that alloy has good low-temperature plasticity, and the casting gate part needn't tempering.In order to reduce ingot casting at the first bruss, the bottom is met cold rapid contraction and is produced stress, adopts fine aluminium melt shop fixtures, and shop fixtures aluminium thickness is no less than 15mm.Use 30~50ppi foamed ceramic panel, filter cloth to filter in the casting process, the Al-Ti-B thinning processing with the clarity of control melt, is guaranteed ingot casting grain size one-level, defectives such as pore-free, slag inclusion, crackle.Casting out the ingot casting specification is φ 320 * 6000mm.

Ingot casting adopt whole all fire handle, the homogenising system adopts 540~555 ℃, is incubated 6~8 hours, cool to 250 ℃ with the furnace after, the air cooling of coming out of the stove can make Mg to room temperature 2Si is fully dissolving mutually, obtains effect preferably.

Ingot casting outer surface car removes segregation layer 4~5mm, and surface roughness is not more than Ra12.5, guarantees the cleaning of ingot casting outer surface simultaneously.Ingot casting through high and low times after the assay was approved, be cut into the ingot bar of 900mm~1500mm.

Ingot bar adopts the induction furnace gradient-heated, and heating-up temperature is 500 ℃~540 ℃, and the control thermograde is 5~10 ℃/100mm.Ingot bar after the heating pushes on 45MN double-action reverse extruder, 440~450 ℃ of recipient temperature, reverse extrusion speed 2.5m/min~4.0m/min.Extruder mold work zone width is controlled at≤5mm, and producing specification is the valve body blank of 101 * 43.6mm.

After the valve body blank flows out from nib, operation goods temperature drop is controlled at 10~20 ℃ in hollow mold shaft, guarantee that goods go into coolant-temperature gage and be higher than the quenching critical-temperature, when the metal temperature before the blank entry is not less than 450 ℃, adopt water wave standing wave to quench, dynamically the water wave highly reaches 150~300mm, guarantee that water temperature is not higher than 40 ℃, and the circulation cooling, make the abundant solid solution of blank, and adopting online traction, hauling speed and goods extrusion speed are synchronous.

Extruding finishes, and carries out set deformation volume in the longitudinal direction and be 0.5%~3% tension straingtening, to eliminate the residual stress that is produced in extruding and the quenching process.Should carry out dimensional measurement before and after tension straingtening, to satisfy the dimensional tolerance of material: width tolerance is controlled at-0.6~0mm, and height tolerance is controlled at ± 0.3mm.

In order to guarantee the mechanical property of material, material must carry out artificial aging at the artificial aging stove, and its temperature is 170 ℃~180 ℃, is incubated 6~8 hours, and coming out of the stove is cooled to room temperature, just can produce ABS valve body material for cars.

Microscopic structure, macrostructure inspection, hardness, Performance Detection are carried out in sampling.Mechanical property the results are shown in Table 5; The macrostructure testing result sees Table 6; The actual measurement size of material sees Table 7.

Table 5 mechanical property

Table 6 macrostructure

Test piece number (Test pc No.) Coarse grain ring degree of depth mm ??001、002 ??0.1~0.4

The actual measurement size of table 7 material

In addition, after testing: the ABS valve body material for cars plane clearance that the present invention produces is less than 0.15mm, and the two sides perpendicularity is less than 0.15mm, and the depth of parallelism of two planes of symmetry is less than 0.2mm.The fluctuation range of ball hardness number on the cross section (HB) in one meter length is within HB10.Macrostructure does not have defectives such as the tail of contracting, crackle, slag inclusion, stratification, segregation, coarse grain, intermetallic compound, and the coarse grain ring degree of depth is less than 0.5mm.The surface no marking, damage, peeling, pit etc.

The present invention is not limited to the specific embodiment that above-mentioned specification is 101 * 43.6mm, and the specification of the ABS valve body material for cars of production comprises 85~101 * 37.4~43.6mm, alloy 6061 state T5 or T6.

Above-described only is the preferred embodiments of the present invention, and technical scheme of the present invention is not so limited.Should be understood that for the person of ordinary skill of the art, under technology enlightenment provided by the present invention, can also make other equivalent modifications and improvement, also should be considered as protection scope of the present invention.

Claims (2)

1, a kind of production technology of ABS valve body material for cars is characterized in that this technology may further comprise the steps:
(1) raw material are got the raw materials ready on the basis of 6061 alloy compositions of national Specification, are optimized adjustment, in mass fraction, Si:0.45~0.80% wherein, Fe:0.30~0.60%, Cu:0.20~0.40%, Mn≤0.15%, Mg:0.9~1.1%, Cr:0.20~0.35%, Zn≤0.20%, Ti≤0.10%, other impurity is single to be not more than 0.05%, adds up to be not more than 0.10%, and aluminium is surplus; During alloyage, Mg/Si by 1.5~2.0: 1 control, is calculated the consumption of aluminium ingot, intermediate alloy, simple metal and aluminium waste;
(2) raw material that will optimize and revise of melting carry out the shove charge melting, 700~750 ℃ of melting temperature ranges, smelting time 6~7 hours;
(3) refining, leave standstill the melt that chemical composition is qualified and import to and leave standstill stove, in leaving standstill stove, use N 2-Cl 2Mist refining 10~15 minutes, 720~740 ℃ of refining temperatures;
(4) cast after filtration, the refining of casting melt, 710~720 ℃ of casting temperatures use 30~50ppi foamed ceramic panel, filter cloth to filter in the casting process, filter back casting ingot casting;
(5) the homogenising ingot casting adopt whole all fire handle, 540~580 ℃ of homogenization temperatures are incubated 6~8 hours, cool to 250 ℃ with the furnace after, the air cooling of coming out of the stove is to room temperature;
(6) ingot casting processing ingot casting outer surface car removes segregation layer 4~5mm, and surface roughness is not more than Ral2.5, and ingot casting is through high and low times of stripping and slicing after the assay was approved;
(7) ingot bar adds thermal recovery induction furnace gradient-heated ingot bar, and the ingot bar heating-up temperature is 450 ℃~540 ℃, and the control thermograde is 5~10 ℃/100mm;
(8) oppositely extruding is pushed the ingot bar that heats with indirect extrusion machine, 380~450 ℃ of recipient temperature, reverse extrusion speed 2.5m/min~4.0m/min, and extruder mold work zone width is controlled at≤5mm, produces the blank of valve body material;
(9) after the blank of online water hardening valve body material flows out from nib, temperature drop is controlled at 10~20 ℃, blank temperature before the entry is not less than 450 ℃, adopt water wave standing wave to quench, dynamically the water wave highly reaches 150~300mm, guarantee that water temperature is not higher than 40 ℃, and circulation cooling, make the abundant solid solution of blank, and adopt online traction, hauling speed and blank extrusion speed are synchronous;
(10) the tension straingtening extruding finishes, carry out set deformation volume in the longitudinal direction and be 0.5%~3% tension straingtening, to eliminate the residual stress that is produced in extruding and the quenching process, before and after tension straingtening, should carry out dimensional measurement, to satisfy the dimensional tolerance of material;
(11) artificial aging is in order to guarantee the mechanical property of material, and material must carry out artificial aging at the artificial aging stove, and its temperature is 160 ℃~180 ℃, is incubated 6~8 hours, and coming out of the stove is cooled to room temperature;
(12) the finished product detection finished product detection qualified after, high-quality high accuracy ABS valve body material for cars.
2, the production technology of ABS valve body material for cars according to claim 1 is characterized in that in the described step (4), adopts fine aluminium melt shop fixtures during casting, and shop fixtures aluminium thickness is no less than 15mm.
CN200810108384A 2008-06-06 2008-06-06 Production process of ABS valve body material for cars CN100586639C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200810108384A CN100586639C (en) 2008-06-06 2008-06-06 Production process of ABS valve body material for cars

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810108384A CN100586639C (en) 2008-06-06 2008-06-06 Production process of ABS valve body material for cars

Publications (2)

Publication Number Publication Date
CN101284353A CN101284353A (en) 2008-10-15
CN100586639C true CN100586639C (en) 2010-02-03

Family

ID=40056887

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200810108384A CN100586639C (en) 2008-06-06 2008-06-06 Production process of ABS valve body material for cars

Country Status (1)

Country Link
CN (1) CN100586639C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109487132A (en) * 2018-12-20 2019-03-19 广西柳州银海铝业股份有限公司 Power battery shell aluminium alloy strips and its manufacturing method

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101635321B (en) * 2009-07-24 2011-01-05 江苏锦绣铝业有限公司 Method for manufacturing solar energy battery board frame section bar
CN101781723B (en) * 2009-09-15 2011-06-01 卢森锴 Manufacturing method of high-strength automobile aluminum-alloy rim material
CN101698914B (en) * 2009-11-13 2012-07-04 中国航空工业集团公司北京航空材料研究院 Novel ultra-high-strength aluminum alloy and preparation method thereof
CN101935790A (en) * 2010-10-19 2011-01-05 上海友升铝业有限公司 High-strength aluminum alloy material applicable to motorcycle rim
CN101935788B (en) * 2010-10-19 2012-07-04 上海友升铝业有限公司 Aluminum-magnesium-silicon series aluminum alloy material with middle and high intensity
CN101935787B (en) * 2010-10-19 2012-07-11 上海友升铝业有限公司 Aluminum alloy material with high elongation rate
CN102392117A (en) * 2011-11-02 2012-03-28 沈阳飞机工业(集团)有限公司 Method for solving chemical milling deformation of domestic un-prestretched sheets
CN102505088A (en) * 2011-12-31 2012-06-20 辽宁忠旺集团有限公司 Method for manufacturing aluminum profiles used for coal cars
CN102758154A (en) * 2012-07-26 2012-10-31 上海友升铝业有限公司 Heat treatment technique of Al-Mg-Si alloy
CN103060584B (en) * 2012-12-21 2015-05-20 佛山市深达美特种铝合金有限公司 Ultra-fine grain 6061 aluminum alloy and preparation method thereof
CN103320727B (en) * 2013-06-13 2015-06-24 广西南南铝加工有限公司 Aluminum alloy medium plate preparation method
CN103667805A (en) * 2013-12-17 2014-03-26 广州金铝铝业有限公司 Chemical composition and manufacture method of special seamless tube for high-temperature heating of duplicator
CN103878546B (en) * 2014-03-04 2016-08-17 谢启标 A kind of method making gas valve
CN103921074A (en) * 2014-04-28 2014-07-16 明达铝业科技(太仓)有限公司 Forging technology for valve body used on VVT
CN104046859B (en) * 2014-06-26 2016-03-02 龙口市丛林铝材有限公司 Large wall thickness extruding aluminium alloy tubing of a kind of grain refining and preparation method thereof
EP2993244B1 (en) * 2014-09-05 2020-05-27 Constellium Valais SA (AG, Ltd) Method to produce high strength products extruded from 6xxx aluminium alloys having excellent crash performance
CN104372213A (en) * 2014-12-09 2015-02-25 西南铝业(集团)有限责任公司 Composition optimizing and production method of 6061 alloy
CN104372212A (en) * 2014-12-09 2015-02-25 西南铝业(集团)有限责任公司 Composition optimizing scheme and production method of 6061 alloy
CN104357719A (en) * 2014-12-09 2015-02-18 西南铝业(集团)有限责任公司 6061 alloy and preparation process thereof
CN105127679B (en) * 2015-08-17 2017-07-21 河北宏润核装备科技股份有限公司 A kind of processing technology of valve body
CN105463271A (en) * 2015-11-24 2016-04-06 宁波市鸿博机械制造有限公司 Aluminum alloy sliding valve
CN105568187B (en) * 2016-01-21 2017-05-31 东北大学 A kind of process of the electric current solid-solution and aging heat treatment of 6061 aluminium alloy
CN106011564A (en) * 2016-07-25 2016-10-12 无锡海特铝业有限公司 Coarse ring-free aluminum alloy bar and preparation method thereof
CN106756325B (en) * 2016-12-30 2018-11-16 中山瑞泰铝业有限公司 A kind of Al-Mg-Si-Cu alloy and its preparation method and application
CN107398484B (en) * 2017-08-08 2018-12-11 辽宁忠旺集团有限公司 A kind of high-performance aluminium alloy extruded bars production technology
CN107475585A (en) * 2017-09-30 2017-12-15 江苏亚太安信达铝业有限公司 A kind of high intensity hard disk aluminium alloy and preparation method thereof
CN107747010A (en) * 2017-10-30 2018-03-02 辽宁忠旺集团有限公司 A kind of trailer aluminium alloy wire harness mounting bracket production technology
CN109628805A (en) * 2018-12-17 2019-04-16 广东坚美铝型材厂(集团)有限公司 A kind of aluminium alloy and preparation method thereof
CN109465410A (en) * 2018-12-21 2019-03-15 西南铝业(集团)有限责任公司 A kind of production technology of high zinc wrought aluminium alloy great circle ingot casting
CN109623501A (en) * 2019-01-14 2019-04-16 佛山誉昌铝业有限公司 Charging pile aluminium alloy plate production line and production technology
CN110284017A (en) * 2019-07-18 2019-09-27 河南胜华电缆集团有限公司 A kind of cable high conductivity and heat heat resistance aluminium alloy conductor and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109487132A (en) * 2018-12-20 2019-03-19 广西柳州银海铝业股份有限公司 Power battery shell aluminium alloy strips and its manufacturing method

Also Published As

Publication number Publication date
CN101284353A (en) 2008-10-15

Similar Documents

Publication Publication Date Title
CN106756680B (en) A kind of processing method of high-strength magnesium alloy small-sized bar
CN103481029B (en) The preparation method of aluminium alloy wheel hub is revolved in a kind of forging
CN105200272B (en) A kind of extrusion casting method of wrought aluminium alloy lampshade
CN108774696B (en) Production process of series 6 aluminum alloy ultrathin circular tube extruded section
CN102796925B (en) High-strength die-casting aluminum alloy for pressure casting
CN104471090B (en) Aluminium alloy
CN103602839B (en) A kind of working method of Aluminum Alloy Plate
US9512510B2 (en) High-strength aluminum alloy and process for producing same
CN101558177B (en) High-strength aluminum-base alloy products and process for production thereof
CN101805873B (en) Low-cost and high-strength steel for automobile crossbeam and manufacturing method thereof
CN103205617B (en) Be applicable to 7003T5 aluminium alloy and the production technique thereof of the manufacture of high ferro car body
CN103103413B (en) A kind of smelting preparation method of high-strength aluminum alloy section
RU2378410C1 (en) Manufacturing method of plates from duplex titanium alloys
CN101787492B (en) Manufacturing method of high quality and large size mandril blank
CN101278067B (en) Method of press quenching aluminum alloy 6020
KR20120092678A (en) Aluminum alloy for anodization and aluminum alloy component
CN105506407B (en) A kind of manufacture method of building template aluminium alloy extrusions
CN101649406B (en) High-strength aluminium alloy plate and production method thereof
CN103394685A (en) Alloy powder for manufacturing high-entropy alloy coatings, and manufacturing method and application for alloy powder
CN100362596C (en) High-strength high-conductivity copper alloy contact wire for rapid transit railway
CN101514423B (en) Aluminiferous low-carbon cold heading wire rod steel and production method thereof
CN103205611A (en) Aluminum alloy suitable for producing industrial aluminum strip plates and production process of aluminum alloy
CN104018038A (en) Aluminium alloy used for automobile anti-collision beam, and manufacturing method for product thereof
CN101758194B (en) Indirect extruding and casting method of wrought aluminum alloy casting
CN101967588A (en) Damage-resistant aluminum-lithium alloy and preparation method thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: 748111 Northwest Aluminum processing plant, No. 1 West Ping, Longxi County, Gansu Province

Patentee after: Xibei Aluminium Processing Factory

Address before: 748111 Gansu province Longxi county China Aluminum Limited by Share Ltd Northwest Aluminum Processing Branch Technology Development Department

Patentee before: Aluminum Corporation of China Limited

CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 748111 Longxi County, Dingxi, Gansu Province, West Suburb Ping

Patentee after: Northwest Aluminum Co., Ltd.

Address before: 748111 Northwest Aluminum processing plant, No. 1 West Ping, Longxi County, Gansu Province

Patentee before: Xibei Aluminium Processing Factory