CN103343310A - Preparation method of Ti/Fe alloy plate strip - Google Patents
Preparation method of Ti/Fe alloy plate strip Download PDFInfo
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- CN103343310A CN103343310A CN2013102839346A CN201310283934A CN103343310A CN 103343310 A CN103343310 A CN 103343310A CN 2013102839346 A CN2013102839346 A CN 2013102839346A CN 201310283934 A CN201310283934 A CN 201310283934A CN 103343310 A CN103343310 A CN 103343310A
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- alloy plate
- plate strip
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- 229910001069 Ti alloy Inorganic materials 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 229910000640 Fe alloy Inorganic materials 0.000 title abstract description 7
- 239000010936 titanium Substances 0.000 claims abstract description 34
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 26
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 20
- 239000000956 alloy Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000003723 Smelting Methods 0.000 claims abstract description 7
- 239000002585 base Substances 0.000 claims description 19
- 238000005096 rolling process Methods 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 15
- 238000003801 milling Methods 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 8
- 239000003513 alkali Substances 0.000 claims description 6
- 238000005275 alloying Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 6
- 238000005097 cold rolling Methods 0.000 claims description 6
- 238000005554 pickling Methods 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 229910052720 vanadium Inorganic materials 0.000 claims description 5
- 229910052726 zirconium Inorganic materials 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 230000001419 dependent effect Effects 0.000 abstract description 2
- 238000000265 homogenisation Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
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Abstract
The invention relates to a preparation method of a Ti/Fe alloy plate strip, and belongs to the technical field of titanium-based alloys. The method comprises the following steps of: first, preparing a titanium-based alloy containing 0.5-1.5wt% of Nb by smelting; and then, adopting a cold and roll controlling technology to obtain a high performance Ti/Fe alloy plate/strip product after crystallization and temperature homogenization. The invention is a titanium and titanium alloy processing technology dependent on a steel processing production line and is characterized in that based on component adjustment, the high performance titanium alloy with a certain tissue can be obtained by means of cold and roll controlling technology of steel. The method has the advantages that the titanium alloy with low cost and high performance is prepared on a basis of not investing massive production equipment.
Description
Technical field
The present invention relates to a kind of preparation method of Ti/Fe alloy sheet strip, belong to the titanium base alloy technical field.
Background technology
Characteristics such as titanium or titanium alloy is light owing to quality, intensity is high, heat-resisting and corrosion-resistant not only have important use, and obtain using more widely in fields such as chemical industry, metallurgy, oil in fields such as Aeronautics and Astronautics, national defence.Yet, at present since the titanium or titanium alloy preparation cost also than higher, the large-scale processing technology of titanium or titanium alloy is not perfect, has limited the application in the application of titanium or titanium alloy in civilian industry, particularly industry such as automobile, steamer.
Summary of the invention
For overcoming the deficiencies in the prior art, the invention provides a kind of preparation method of Ti/Fe alloy sheet strip, be a kind ofly to can be dependent on the titanium or titanium alloy processing technology of iron and steel machining production line, be characterized on the basis of adjusting by composition, obtaining the Ti alloy with high performance of certain tissue by the controlled rolling and controlled cooling technology of steel.Its advantage is not drop on a large amount of production unit bases, prepares low cost, high performance titanium alloy.
Technical solution of the present invention is: at first contain the titanium base alloy of 1～14wt% iron by the melting preparation, after handling by crystallization and samming then, adopt the controlled rolling and controlled cooling technology to obtain high performance Ti/Fe alloy sheets/carries product.Concrete steps comprise as follows:
(1) according to the back melting of preparing burden of the composition of titanium base alloy, crystallizes into the ingot blank that thickness is 150～200mm then, at last ingot blank is carried out samming and handle 20～30min under the condition of 1100～1200 ℃ of temperature;
(2) ingot blank after the samming processing in the step (1) is carried out roughing at milling train, every rolling a time, the temperature of control slab descends 45～55 ℃, and acquisition thickness is the band plate of 10mm when finishing temperature is 900～1000 ℃;
(3) with the band plate cooling that obtains in the step (2), pass through alkali cleaning and pickling then, send into and carry out anneal in the milling train after the finish rolling, carry out the α type Ti alloy sheet strip that finishing namely obtains containing Nb at last.
The composition of described titanium base alloy is Nb 0.5～1.5 wt%, alloying element 0.05～3wt%, and surplus is Ti.
The composition of described titanium base alloy interalloy element is that the arbitrary proportion of one or more elements in Cu, V, Ag, Ga, Sn, Zr, Cr, Al and the Mo element mixes.
The smelting temperature of described titanium base alloy is 1710 ℃, and the process of melting stirred 1～3 minute.
Roughing is to adopt two rod milling trains to be rolled in the described step (2).
Finish rolling is to adopt 20 rod reversing finishers to be rolled in the described step (3).
Thickness after the band plate finish rolling in the described step (3) is 1mm.
Finishing in the described step (3) is that to adopt draught be that 4% cold-rolling mill carries out finishing.
Anneal in the described step (3) is to carry out according to the thermal treatment process of conventional titanium alloy.
Description of drawings
Fig. 1 is process flow sheet of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
Embodiment one: the preparation method as the α type Ti alloy plate strip that contains Nb of the technical process present embodiment of Fig. 1 is:
(1) be Nb 0.5 wt% according to composition, the titanium base alloy of alloying element 3wt% is prepared burden, and (smelting temperature is 1710 ℃ in the back melting, the process of melting stirred 3 minutes), crystallize into the ingot blank that thickness is 200mm then, at last ingot blank is carried out samming and handle 20min under the condition of 1200 ℃ of temperature; (composition of titanium base alloy interalloy element is that the arbitrary proportion of Cu, V, Ag, Ga, Sn, Zr, Cr, Al and Mo mixes)
(2) ingot blank after the samming processing in the step (1) is carried out roughing at milling train with two rod milling trains, every rolling a time, the temperature of control slab descends 45 ℃, and acquisition thickness is the band plate of 10mm when finishing temperature is 1000 ℃;
(3) with the band plate cooling that obtains in the step (2), pass through alkali cleaning and pickling then, send into and adopt in the 20 rod reversing finishers finish rolling to carry out anneal to 1mm, adopting draught at last is that 4% cold-rolling mill carries out the α type Ti alloy sheet strip that finishing namely obtains containing Nb.
Embodiment two: the preparation method of the α type Ti alloy plate strip that contains Nb of present embodiment is:
(1) be Nb 1.2 wt% according to composition, the titanium base alloy of alloying element 0.05wt% is prepared burden, and (smelting temperature is 1710 ℃ in the back melting, the process of melting stirred 1 minute), crystallize into the ingot blank that thickness is 150mm then, at last ingot blank is carried out samming and handle 30min under the condition of 1100 ℃ of temperature; (composition of titanium base alloy interalloy element is that the arbitrary proportion of Cu, V, Ag, Ga, Sn, Zr, Cr mixes)
(2) ingot blank after the samming processing in the step (1) is carried out roughing at milling train with two rod milling trains, every rolling a time, the temperature of control slab descends 55 ℃, and acquisition thickness is the band plate of 10mm when finishing temperature is 900 ℃;
(3) with the band plate cooling that obtains in the step (2), pass through alkali cleaning and pickling then, send into and adopt in the 20 rod reversing finishers finish rolling to carry out anneal to 1mm, adopting draught at last is that 4% cold-rolling mill carries out the α type Ti alloy sheet strip that finishing namely obtains containing Nb.
Embodiment three: the preparation method of the α type Ti alloy plate strip that contains Nb of present embodiment is:
(1) be Nb 1.5 wt% according to composition, the titanium base alloy of alloying element 2wt% is prepared burden, and (smelting temperature is 1710 ℃ in the back melting, the process of melting stirred 1.5 minutes), crystallize into the ingot blank that thickness is 180mm then, at last ingot blank is carried out samming and handle 25min under the condition of 1050 ℃ of temperature; (composition of titanium base alloy interalloy element is that the arbitrary proportion in Cu, V, Ag, Ga, Sn, Zr, Cr, Al and the Mo element mixes)
(2) ingot blank after the samming processing in the step (1) is carried out roughing at milling train with two rod milling trains, every rolling a time, the temperature of control slab descends 50 ℃, and acquisition thickness is the band plate of 10mm when finishing temperature is 980 ℃;
(3) with the band plate cooling that obtains in the step (2), pass through alkali cleaning and pickling then, send into and adopt in the 20 rod reversing finishers finish rolling to carry out anneal to 1mm, adopting draught at last is that 4% cold-rolling mill carries out the α type Ti alloy sheet strip that finishing namely obtains containing Nb.
Embodiment four: the preparation method of the α type Ti alloy plate strip that contains Nb of present embodiment is:
(1) be Nb 1 wt% according to composition, the titanium base alloy of alloying element 2.5wt% is prepared burden, and (smelting temperature is 1710 ℃ in the back melting, the process of melting stirred 2.8 minutes), crystallize into the ingot blank that thickness is 170mm then, at last ingot blank is carried out samming and handle 22min under the condition of 1150 ℃ of temperature; (composition of titanium base alloy interalloy element is V)
(2) ingot blank after the samming processing in the step (1) is carried out roughing at milling train with two rod milling trains, every rolling a time, the temperature of control slab descends 52 ℃, and acquisition thickness is the band plate of 10mm when finishing temperature is 960 ℃;
(3) with the band plate cooling that obtains in the step (2), pass through alkali cleaning and pickling then, send into and adopt in the 20 rod reversing finishers finish rolling to carry out anneal to 1mm, adopting draught at last is that 4% cold-rolling mill carries out the α type Ti alloy sheet strip that finishing namely obtains containing Nb.
Below by reference to the accompanying drawings the specific embodiment of the present invention has been done detailed description, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skills possess, can also under the prerequisite that does not break away from aim of the present invention, make various variations.
Claims (8)
1. preparation method who contains the α type Ti alloy plate strip of Nb, it is as follows to it is characterized in that concrete steps comprise:
(1) according to the back melting of preparing burden of the composition of titanium base alloy, crystallizes into the ingot blank that thickness is 150～200mm then, at last ingot blank is carried out samming and handle 20～30min under the condition of 1100～1200 ℃ of temperature;
(2) ingot blank after the samming processing in the step (1) is carried out roughing at milling train, every rolling a time, the temperature of control slab descends 45～55 ℃, and acquisition thickness is the band plate of 10mm when finishing temperature is 900～1000 ℃;
(3) with the band plate cooling that obtains in the step (2), pass through alkali cleaning and pickling then, send into and carry out anneal in the milling train after the finish rolling, carry out the α type Ti alloy sheet strip that finishing namely obtains containing Nb at last.
2. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 1, it is characterized in that: the composition of described titanium base alloy is Nb 0.5～1.5 wt%, alloying element 0.05～3wt%, surplus is Ti.
3. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 2 is characterized in that: the composition of described titanium base alloy interalloy element is that the arbitrary proportion of one or more elements in Cu, V, Ag, Ga, Sn, Zr, Cr, Al and the Mo element mixes.
4. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 1, it is characterized in that: the smelting temperature of described titanium base alloy is 1710 ℃, the process of melting stirred 1～3 minute.
5. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 1 is characterized in that: roughing is to adopt two rod milling trains to be rolled in the described step (2).
6. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 1 is characterized in that: finish rolling is to adopt 20 rod reversing finishers to be rolled in the described step (3).
7. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 1, it is characterized in that: the thickness after the band plate finish rolling in the described step (3) is 1mm.
8. the preparation method who contains the α type Ti alloy plate strip of Nb according to claim 1 is characterized in that: the finishing in the described step (3) is that to adopt draught be that 4% cold-rolling mill carries out finishing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310283934.6A CN103343310B (en) | 2013-07-08 | 2013-07-08 | A kind of preparation method of Ti/Fe alloy sheet strip |
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| CN201310283934.6A CN103343310B (en) | 2013-07-08 | 2013-07-08 | A kind of preparation method of Ti/Fe alloy sheet strip |
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| CN103343310B CN103343310B (en) | 2015-11-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949853A (en) * | 2014-04-21 | 2014-07-30 | 西部超导材料科技股份有限公司 | Processing method of human body implant titanium alloy arc-shaped plate |
| CN107052286A (en) * | 2017-04-01 | 2017-08-18 | 昆明理工大学 | A kind of preparation method of aluminium-tin bearing shell alloy |
Citations (5)
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|---|---|---|---|---|
| CN101121178A (en) * | 2007-09-20 | 2008-02-13 | 上海桦厦实业有限公司 | Super plastic forming method for plate type heat converter special titanium plate |
| CN102666892A (en) * | 2009-12-28 | 2012-09-12 | 新日本制铁株式会社 | Heat-resistant titanium alloy with excellent oxidation resistance for exhaust system components, manufacturing method of heat-resistant titanium plate with excellent oxidation resistance for exhaust system components, and exhaust system |
| CN102703757A (en) * | 2012-05-18 | 2012-10-03 | 宁夏东方钽业股份有限公司 | Corrosion resistant niobium-titanium alloy, and method for manufacturing plates and pipes with the same |
| CN102839297A (en) * | 2012-09-27 | 2012-12-26 | 哈尔滨工业大学 | High-temperature titanium alloy and preparation method thereof |
| JP2013087306A (en) * | 2011-10-14 | 2013-05-13 | Nippon Steel & Sumitomo Metal Corp | Heat-resistant titanium alloy |
-
2013
- 2013-07-08 CN CN201310283934.6A patent/CN103343310B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101121178A (en) * | 2007-09-20 | 2008-02-13 | 上海桦厦实业有限公司 | Super plastic forming method for plate type heat converter special titanium plate |
| CN102666892A (en) * | 2009-12-28 | 2012-09-12 | 新日本制铁株式会社 | Heat-resistant titanium alloy with excellent oxidation resistance for exhaust system components, manufacturing method of heat-resistant titanium plate with excellent oxidation resistance for exhaust system components, and exhaust system |
| JP2013087306A (en) * | 2011-10-14 | 2013-05-13 | Nippon Steel & Sumitomo Metal Corp | Heat-resistant titanium alloy |
| CN102703757A (en) * | 2012-05-18 | 2012-10-03 | 宁夏东方钽业股份有限公司 | Corrosion resistant niobium-titanium alloy, and method for manufacturing plates and pipes with the same |
| CN102839297A (en) * | 2012-09-27 | 2012-12-26 | 哈尔滨工业大学 | High-temperature titanium alloy and preparation method thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103949853A (en) * | 2014-04-21 | 2014-07-30 | 西部超导材料科技股份有限公司 | Processing method of human body implant titanium alloy arc-shaped plate |
| CN103949853B (en) * | 2014-04-21 | 2016-08-31 | 西部超导材料科技股份有限公司 | A kind of processing method of body implant titanium alloy arc |
| CN107052286A (en) * | 2017-04-01 | 2017-08-18 | 昆明理工大学 | A kind of preparation method of aluminium-tin bearing shell alloy |
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| CN103343310B (en) | 2015-11-04 |
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