CN108570577A - A kind of high strength titanium alloy silk material preparation method - Google Patents

A kind of high strength titanium alloy silk material preparation method Download PDF

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CN108570577A
CN108570577A CN201810431403.XA CN201810431403A CN108570577A CN 108570577 A CN108570577 A CN 108570577A CN 201810431403 A CN201810431403 A CN 201810431403A CN 108570577 A CN108570577 A CN 108570577A
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temperature
titanium alloy
soaking time
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silk material
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CN108570577B (en
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王清瑞
沙爱学
李兴无
黄利军
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AECC Beijing Institute of Aeronautical Materials
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C14/00—Alloys based on titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/04—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire
    • B21C37/047—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of bars or wire of fine wires
    • 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
    • C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
    • C22F1/18—High-melting or refractory metals or alloys based thereon
    • C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
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  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Metal Rolling (AREA)
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Abstract

The invention belongs to materials science fields, are related to a kind of high strength titanium alloy silk material preparation method.Titanium alloy component used and mass percent are：Al：6.3~7；Mo：3.5~4.5；V：5.5~6.5；Nb：1.5~2.5；Fe：0.5~1.5；C≤0.05；O≤0.13；N≤0.05；H≤0.015；Ti- surpluses.The present invention keeps the alloy of higher plasticity and toughness when using higher intensity, transformation temperature above and below temperature is used alternatingly in ingot formation and the operation of rolling, ensure that original grain is fully crushed, tissue is more uniformly tiny, more conducively obtains high-performance silk material.Do not have to special annealing process in whole process, and continuous rolling may be used below transformation temperature or melt down and roll again, simplify technique, shorten the period and reduces cost.Another processed silk material passes through defined heat treatment, can obtain tensile strength and be more than 1500MPa, elongation percentage is more than 8%, and cutting performance is more than the Good All-around Property of 950MPa.

Description

A kind of high strength titanium alloy silk material preparation method
Technical field
The invention belongs to materials science fields, are related to a kind of high strength titanium alloy silk material preparation method.
Background technology
In order to meet aircraft loss of weight, reduce energy consumption, raising resistance to corrosion and excellent with carbon fibre composite Needs with directions such as property, titanium alloy fastener have become advanced seating plane and the essential crucial connection of military aircraft Part.Under same intensity index, titanium alloy fastener is lighter than steel fastener by 30%~40%, and an airplane fastener makes For dosage in hundreds of thousands or even up to a million, weight loss effect is considerable.Currently, TC4 titanium alloy fasteners are domestic and international military-civil aircrafts It is upper it is most widely used, dosage is maximum, uses most reliable titanium alloy fastener.With large aircrafts such as Boeing 787, Air Passenger A380 Success is researched and developed and operation, the titanium alloy fastener of high loadability are increasingly taken seriously, and dosage is also increasing.Due to TC4 For the alpha-beta type diphasic titanium alloy of moderate strength, and restricted by quenching degree, the intensity after TC4 titanium alloy rod bar solid solution agings Surplus very little can not fully meet the requirement of fastener high bearing capacity.Therefore, the titanium alloy of higher intensity performance is developed Fastener becomes various countries' research hotspot, wherein the titanium alloy wire materials for preparing high-intensity fasteners are primary keys.
A large amount of correlative study work have been carried out in active demand for titanium alloy fastener both at home and abroad, wherein the ratio of exploitation Relatively successfully middle high strength titanium alloy fastener selects alloy and performance indicator to be shown in Table 1.By table as it can be seen that currently, answering extensively For fastener strength mainly in 1100MPa ranks, TB8 titanium alloy fasteners are that the high strength titanium alloy fastener of exploitation is typical It represents, reaches 1250MPa ranks, this intensity rank can not also fully meet the demand to more high bearing capacity.In titanium alloy As the increase of intensity, titanium alloy plasticity will be decreased obviously in silk material preparation, follow-up fastener forming can more difficult, screw thread table Face easily forms the defects of burr, and surface integrity is difficult to ensure.In addition, due to loading characteristic shear resistant in fastener use It can be an important indicator of examination.Therefore, how to prepare higher intensity while keeping good plasticity and cutting performance Titanium alloy wire materials become technical barrier.
1 titanium alloy for fastening piece of table and the key technical indexes
Note：M- annealed states；STA- solid solution aging states；ST- is dissolved state
Invention content
A kind of novel high-strength titanium that the purpose of the present invention is developed aiming at high strength titanium alloy fastener demand closes Spun gold material preparation method.Technical solution of the invention is that the alloy compositions are：
Al：6.3~7；Mo：3.5~4.5；V：5.5~6.5；Nb：1.5~2.5；Fe：0.5~1.5；C≤0.05；O≤ 0.13；N≤0.05；H≤0.015；Ti- surpluses, concrete technology flow process are as follows：
(1) it is heated in 1150 DEG C of ± 10 DEG C of temperature ranges, soaking time is calculated with 0.5min/mm~0.8min/mm, will be melted The titan alloy casting ingot of refining carries out the cogging forging that no less than two upsettings two are pulled out, and is processed into forging stick；
(2) it is heated in 1000 DEG C of ± 10 DEG C of temperature ranges, soaking time is calculated with 0.5min/mm~0.8min/mm, will be forged Stick carries out the forging that no less than two upsettings two are pulled out；
(3) by forging stick by removal face crack and the folding of stripping off the skin, one end rounded corner, in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature Section is kept the temperature, and soaking time is calculated with 0.6min/mm~1.0min/mm, and bar is carried out two passage hot rolling deformations, finish to gauge It is directly melted down in T if temperature is less than 720 DEG C after a time rolling deformation temperature >=720 DEG Cβ- 50 DEG C~Tβ- 30 DEG C of temperature Degree section is kept the temperature, and soaking time is calculated with 0.3min/mm~0.5min/mm；
(4) in Tβ+ 5 DEG C~Tβ+ 10 DEG C of heating, soaking time are calculated with 0.5min/mm~0.8min/mm, will roll stick progress A time hot rolling deformation；
(5) in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges are kept the temperature, and soaking time is in terms of 0.6min/mm~1.0min/mm It calculates, stick will be rolled and carry out multi- pass rolling, finishing temperature >=720 DEG C, if when temperature before reaching prescribed requirement size is less than 720 DEG C Directly melt down in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges are kept the temperature, and soaking time is calculated with 0.3min/mm~0.5min/mm, Until reaching the size finally required；
(6) silk material will be rolled in Tβ- 70 DEG C~TβSolution treatment is carried out in -30 DEG C of temperature ranges, then again 500 DEG C~ 550 DEG C of temperature ranges carry out ageing treatment, obtain titanium alloy wire materials.
The titanium alloy wire materials are used to prepare firm part.
The present invention has the advantage that and advantageous effect
Present invention process uses alloy Al percentages for 6.3~7, has the higher equivalent thickness of aluminium, while using Mo, V and Nb Ternary isomorphism beta stable element is strengthened, and higher plasticity and toughness are kept when obtaining higher intensity.In ingot formation and roll Transformation temperature above and below temperature is used alternatingly during system, ensures that original grain is fully crushed, tissue is more even and fine It is small, more conducively obtain high-performance silk material.Do not have to special annealing process in whole process, and may be used below transformation temperature Continuous rolling or melt down rolls again, simplifies technique, shortens the period and reduces cost.Another processed silk material is passed through at defined heat Reason can obtain tensile strength and be more than 1500MPa, and elongation percentage is more than 8%, and cutting performance is excellent comprehensive more than 950MPa's Energy.
Specific implementation mode
The alloy compositions are：Al：6.3~7；Mo：3.5~4.5；V：5.5~6.5；Nb：1.5~2.5；Fe：0.5~ 1.5；C≤0.05；O≤0.13；N≤0.05；H≤0.015；Ti- surpluses.Aluminium content is improved, while using ternary isomorphism β Stable element keeps higher plasticity and toughness when obtaining higher intensity.A kind of titanium alloy wire is developed according to this alloy feature Material preparation process.
(1) it is heated in 1150 DEG C of ± 10 DEG C of temperature ranges, soaking time is calculated with 0.5min/mm~0.8min/mm, will be melted The titan alloy casting ingot of refining carries out the cogging forging that no less than two upsettings two are pulled out, and is processed into forging stick；
(2) it is heated in 1000 DEG C of ± 10 DEG C of temperature ranges, soaking time is calculated with 0.5min/mm~0.8min/mm, will be forged Stick carries out the forging that no less than two upsettings two are pulled out；
(3) by forging stick by removal face crack and the folding of stripping off the skin, one end rounded corner, in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature Section is kept the temperature, and soaking time is calculated with 0.6min/mm~1.0min/mm, and bar is carried out two passage hot rolling deformations, finish to gauge It is directly melted down in T if temperature is less than 720 DEG C after a time rolling deformation temperature >=720 DEG Cβ- 50 DEG C~Tβ- 30 DEG C of temperature Degree section is kept the temperature, and soaking time is calculated with 0.3min/mm~0.5min/mm；
(4) in Tβ+ 5 DEG C~Tβ+ 10 DEG C of heating, soaking time are calculated with 0.5min/mm~0.8min/mm, will roll stick progress A time hot rolling deformation；
(5) in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges are kept the temperature, and soaking time is in terms of 0.6min/mm~1.0min/mm It calculates, a time rolling is carried out to rolling stick, if finishing temperature is not less than 720 DEG C, can directly carry out second rolling, repeatedly may be used Multi- pass rolling is carried out, until reaching prescribed requirement size.Wherein when if temperature before reaching prescribed requirement size is less than 720 DEG C It can directly melt down in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges are kept the temperature, and soaking time is in terms of 0.3min/mm~0.5min/mm It calculates, continues rolling until reaching the size finally required；
(6) silk material will be rolled in Tβ- 70 DEG C~TβSolution treatment is carried out in -30 DEG C of temperature ranges, then again 500 DEG C~ 550 DEG C of temperature ranges carry out ageing treatment, obtain titanium alloy wire materials.
The titanium alloy wire materials are used to prepare firm part.
Embodiment 1
The ingot casting of φ 230mm is prepared using vacuum consumable smelting technique three times.Ingot casting ingredient is shown in Table 2.Through surveying phase Height TβIt is 868 DEG C.
2 alloy upper, middle and lower chemical composition analysis result of table
Al V Mo Nb Fe C O N H
On 6.52 5.97 3.9 1.99 1.08 0.01 0.06 0.007 0.0005
In 6.64 5.93 3.95 2.06 0.99 0.01 0.07 0.008 0.0005
Under 6.68 6.01 3.8 1.93 0.99 0.01 0.10 0.006 0.0005
By ingot casting in 1150 DEG C of heating and thermal insulations, soaking time is calculated as 140min according to 0.6min/mm, and two are carried out to ingot casting Upsetting two is pulled out, and pulling is chamfered edge, round as a ball to Φ 220mm ± 10mm, air-cooled.Will forging stick in 1000 DEG C of heating and thermal insulations, soaking time according to 0.6min/mm is calculated as 130min, and carrying out two upsettings two to forging stick pulls out, and pulling is chamfered edge, round as a ball to Φ 180mm ± 10mm, air-cooled. Forging stick is stripped off the skin, removes surface forging defect, the fillet of falling R20.Forging stick will be stripped off the skin in TβHeating is protected at -38 DEG C i.e. 830 DEG C Temperature, soaking time are calculated as 130min according to 0.7min/mm.Twice time rolling is carried out on three roller screw rolling mills, from Φ 180mm Φ 140mm are rolled, then are rolled from Φ 140mm to Φ 110mm, it is air-cooled.Stick will be rolled in Tβ+ 10 DEG C i.e. 878 DEG C of heating and thermal insulations, when heat preservation Between according to 0.6min/mm be calculated as 66min.It is rolled from Φ 110mm to Φ 80mm on three roller screw rolling mills, it is air-cooled.Stick will be rolled to exist TβHeating and thermal insulation at -38 DEG C i.e. 830 DEG C, soaking time is calculated as 56min according to 0.7min/mm, enterprising in three roller screw rolling mills Row multi- pass rolling, Φ 80mm- Φ 50mm- Φ 30mm- Φ 23mm- Φ 18mm- Φ 13mm- Φ 8mm, during which when temperature is less than At 720 DEG C, carry out melting down heat preservation, soaking time is calculated by 0.5min/mm, final to roll a diameter of Φ 8mm of silk material.Silk material is pressed According to 800 DEG C, 2h ,+540 DEG C, 6h of water cooling, air-cooled heat treating regime carries out fixation rates, measures silk material performance and is shown in Table 3 institutes Show.
3 Φ 8mm silk material tensile properties of table
Number σb/MPa δ5/ % Ψ/% τ/MPa
1 1543 10.2 23.3 1024
2 1537 9.8 20.6 996
3 1558 11.4 21.2 985
Embodiment 2
The ingot casting of φ 360mm is prepared using vacuum consumable smelting technique three times.Ingot casting ingredient is shown in Table 4.Through surveying phase Height TβIt is 863 DEG C.
4 alloy upper, middle and lower chemical composition analysis result of table
By ingot casting in 1150 DEG C of heating and thermal insulations, soaking time is calculated as 290min according to 0.8min/mm, and two are carried out to ingot casting Upsetting two is pulled out, and pulling is chamfered edge, round as a ball to Φ 270mm ± 10mm, air-cooled.Will forging stick in 1000 DEG C of heating and thermal insulations, soaking time according to 0.8min/mm is calculated as 220min, and carrying out two upsettings two to forging stick pulls out, and pulling is chamfered edge, round as a ball to Φ 190mm ± 10mm, air-cooled. Forging stick is stripped off the skin, removes surface forging defect, the fillet of falling R20.Forging stick will be stripped off the skin in TβHeating is protected at -43 DEG C i.e. 820 DEG C Temperature, soaking time are calculated as 190min according to 1.0min/mm.A time rolling is carried out on three roller screw rolling mills, from Φ 190mm Roll Φ 140mm.Melt down soaking time and 42min be calculated as with 0.3min/mm, then carry out a time rolling, from Φ 140mm roll to Φ 90mm, it is air-cooled.Stick will be rolled in Tβ+ 5 DEG C i.e. 868 DEG C of progress heating and thermal insulations, soaking time is calculated as according to 0.8min/mm 72min.It is rolled from Φ 90mm to Φ 60mm on three roller screw rolling mills, it is air-cooled.Stick will be rolled in TβHeating is protected at -43 DEG C i.e. 820 DEG C Temperature, soaking time are calculated as 60min according to 1.0min/mm, and multi- pass rolling, Φ 60mm- Φ 40mm- are carried out on three-high mill Φ 27mm- Φ 23mm- Φ 19mm- Φ 15mm carry out melting down heat preservation, soaking time is pressed during which when temperature is less than 720 DEG C 0.4min/mm is calculated, final to roll a diameter of Φ 15mm of silk material.By silk material according to 815 DEG C, 2h ,+530 DEG C, 6h of water cooling is air-cooled Heat treating regime carry out fixation rates, measure silk material performance be shown in Table 5.
5 Φ 15mm silk material tensile properties of table
Number σb/MPa δ5/ % Ψ/% τ/MPa
4 1573 9.6 23.7 979
5 1589 8.8 23.3 1016
6 1556 11.3 24.6 973
Above-mentioned 2 embodiments fully prove the creativeness and stability of present invention process.The present invention is created by alloying component New and process innovation, makes high strength titanium alloy silk material reach excellent comprehensive performance, further to prepare high strength titanium alloy Fastener provides technical support.

Claims (2)

1. a kind of high strength titanium alloy silk material preparation method, which is characterized in that Al：6.3~7；Mo：3.5~4.5；V：5.5~ 6.5；Nb：1.5~2.5；Fe：0.5~1.5；C≤0.05；O≤0.13；N≤0.05；H≤0.015；Ti- surpluses, the titanium Alloy wire ingredient and mass percent are：Its concrete technology flow process is as follows：
(1) it is heated in 1150 DEG C of ± 10 DEG C of temperature ranges, soaking time is calculated with 0.5min/mm~0.8min/mm, by melting Titan alloy casting ingot carries out the cogging forging that no less than two upsettings two are pulled out, and is processed into forging stick；
(2) heated in 1000 DEG C of ± 10 DEG C of temperature ranges, soaking time is calculated with 0.5min/mm~0.8min/mm, will forging stick into Row is no less than the forging that two upsettings two are pulled out；
(3) by forging stick by removal face crack and the folding of stripping off the skin, one end rounded corner, in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges It is kept the temperature, soaking time is calculated with 0.6min/mm~1.0min/mm, and bar is carried out two passage hot rolling deformations, finishing temperature It >=720 DEG C, if temperature is less than 720 DEG C after a time rolling deformation, directly melts down in Tβ- 50 DEG C~Tβ- 30 DEG C of humidity provinces Between kept the temperature, soaking time with 0.3min/mm~0.5min/mm calculate；
(4) in Tβ+ 5 DEG C~Tβ+ 10 DEG C of heating, soaking time are calculated with 0.5min/mm~0.8min/mm, will be rolled stick and are carried out together Secondary hot rolling deformation；
(5) in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges are kept the temperature, and soaking time is calculated with 0.6min/mm~1.0min/mm, Stick will be rolled and carry out multi- pass rolling, finishing temperature >=720 DEG C, if straight when temperature before reaching prescribed requirement size is less than 720 DEG C Stove is taken back in Tβ- 50 DEG C~Tβ- 30 DEG C of temperature ranges are kept the temperature, and soaking time is calculated with 0.3min/mm~0.5min/mm, directly To reaching the size finally required；
(6) silk material will be rolled in Tβ- 70 DEG C~TβSolution treatment is carried out in -30 DEG C of temperature ranges, then again at 500 DEG C~550 DEG C Temperature range carries out ageing treatment, obtains titanium alloy wire materials.
2. a kind of high strength titanium alloy silk material preparation method according to claim 1, which is characterized in that the titanium alloy wire Material is used to prepare firm part.
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109207892A (en) * 2018-11-05 2019-01-15 贵州大学 A kind of organizational controls technique deforming biphase titanium alloy
CN109355530A (en) * 2018-11-21 2019-02-19 中国科学院金属研究所 A kind of preparation method and application of heat-resistant titanium alloy silk material
CN110205572A (en) * 2018-12-30 2019-09-06 西部超导材料科技股份有限公司 A kind of preparation method of two-phase Ti-Al-Zr-Mo-V titanium alloy forging stick
CN110592509A (en) * 2019-10-16 2019-12-20 吉林大学 Titanium alloy strengthening and toughening treatment method based on pulse current
CN111411260A (en) * 2020-03-10 2020-07-14 新乡学院 Titanium alloy for 3D printing ship and preparation method
CN112935008A (en) * 2021-01-25 2021-06-11 陕西鼎益科技有限公司 Novel hot rolling process for special high-temperature alloy wire
CN113462929A (en) * 2021-07-01 2021-10-01 西南交通大学 High-strength high-toughness alpha + beta type titanium alloy material and preparation method thereof

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2337762B (en) * 1998-05-28 2001-04-18 Kobe Steel Ltd Titanium alloy and production thereof
CN101343706A (en) * 2008-07-17 2009-01-14 西安西工大超晶科技发展有限责任公司 Beta titanium alloy for fastener and manufacturing method
RU2346999C2 (en) * 2007-02-01 2009-02-20 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Alloy on titanium base and item made out of this alloy
CN101503771A (en) * 2009-03-31 2009-08-12 中国航空工业第一集团公司北京航空材料研究院 High strength and high full hardening titanium alloy
CN101638739A (en) * 2009-08-25 2010-02-03 中国航空工业第一集团公司北京航空材料研究院 Ti alloy with high performance
US20120118444A1 (en) * 2009-06-08 2012-05-17 Messier-Dowty Sa Titanium alloy composition for the production of high-performance parts, in particular for the aeronautical industry
CN102776412A (en) * 2012-07-13 2012-11-14 中国科学院金属研究所 Moderate-strength high-tenacity titanium alloy wire for electron beam fuse stack rapid manufacturing member
CN102888532A (en) * 2012-07-13 2013-01-23 中国科学院金属研究所 Alpha and beta combined titanium alloy wire for electron beam fused deposition rapid formed structural member with strength level of 920 MPa
CN102888531A (en) * 2012-07-13 2013-01-23 中国科学院金属研究所 Alpha+beta type titanium alloy wire for 960MPa intensity level electron beam fused deposition rapid-forming members
CN104174791A (en) * 2014-07-22 2014-12-03 中国科学院金属研究所 Preparation method of titanium alloy spring made of wire with specially-shaped section
CN106148761A (en) * 2016-08-31 2016-11-23 中国船舶重工集团公司第七二五研究所 A kind of anti-corrosion solderable titanium alloy of high intensity high impact toughness and preparation method thereof

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2337762B (en) * 1998-05-28 2001-04-18 Kobe Steel Ltd Titanium alloy and production thereof
RU2346999C2 (en) * 2007-02-01 2009-02-20 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Alloy on titanium base and item made out of this alloy
CN101343706A (en) * 2008-07-17 2009-01-14 西安西工大超晶科技发展有限责任公司 Beta titanium alloy for fastener and manufacturing method
CN101503771A (en) * 2009-03-31 2009-08-12 中国航空工业第一集团公司北京航空材料研究院 High strength and high full hardening titanium alloy
US20120118444A1 (en) * 2009-06-08 2012-05-17 Messier-Dowty Sa Titanium alloy composition for the production of high-performance parts, in particular for the aeronautical industry
CN101638739A (en) * 2009-08-25 2010-02-03 中国航空工业第一集团公司北京航空材料研究院 Ti alloy with high performance
CN102776412A (en) * 2012-07-13 2012-11-14 中国科学院金属研究所 Moderate-strength high-tenacity titanium alloy wire for electron beam fuse stack rapid manufacturing member
CN102888532A (en) * 2012-07-13 2013-01-23 中国科学院金属研究所 Alpha and beta combined titanium alloy wire for electron beam fused deposition rapid formed structural member with strength level of 920 MPa
CN102888531A (en) * 2012-07-13 2013-01-23 中国科学院金属研究所 Alpha+beta type titanium alloy wire for 960MPa intensity level electron beam fused deposition rapid-forming members
CN104174791A (en) * 2014-07-22 2014-12-03 中国科学院金属研究所 Preparation method of titanium alloy spring made of wire with specially-shaped section
CN106148761A (en) * 2016-08-31 2016-11-23 中国船舶重工集团公司第七二五研究所 A kind of anti-corrosion solderable titanium alloy of high intensity high impact toughness and preparation method thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
X.W.LI等: "The tensile deformation behavior of Ti-3Al-4.5V-5Mo titanium alloy", 《MATERIALS SCIENCE AND ENGINEERING A》 *
张庆玲等: "航空用钛合金紧固件选材分析", 《材料工程》 *
沙爱学: "航空用高强度结构钛合金的研究及应用", 《稀有金属》 *

Cited By (11)

* Cited by examiner, † Cited by third party
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CN109207892A (en) * 2018-11-05 2019-01-15 贵州大学 A kind of organizational controls technique deforming biphase titanium alloy
CN109207892B (en) * 2018-11-05 2020-08-25 贵州大学 Texture control process of deformed two-phase titanium alloy
CN109355530A (en) * 2018-11-21 2019-02-19 中国科学院金属研究所 A kind of preparation method and application of heat-resistant titanium alloy silk material
CN110205572A (en) * 2018-12-30 2019-09-06 西部超导材料科技股份有限公司 A kind of preparation method of two-phase Ti-Al-Zr-Mo-V titanium alloy forging stick
CN110592509A (en) * 2019-10-16 2019-12-20 吉林大学 Titanium alloy strengthening and toughening treatment method based on pulse current
CN110592509B (en) * 2019-10-16 2021-09-07 吉林大学 Titanium alloy strengthening and toughening treatment method based on pulse current
CN111411260A (en) * 2020-03-10 2020-07-14 新乡学院 Titanium alloy for 3D printing ship and preparation method
CN111411260B (en) * 2020-03-10 2021-05-28 新乡学院 Titanium alloy for 3D printing ship and preparation method
CN112935008A (en) * 2021-01-25 2021-06-11 陕西鼎益科技有限公司 Novel hot rolling process for special high-temperature alloy wire
CN113462929A (en) * 2021-07-01 2021-10-01 西南交通大学 High-strength high-toughness alpha + beta type titanium alloy material and preparation method thereof
CN113462929B (en) * 2021-07-01 2022-07-15 西南交通大学 High-strength high-toughness alpha + beta type titanium alloy material and preparation method thereof

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