JP6075385B2 - 熱間圧延用チタン鋳片およびその製造方法 - Google Patents
熱間圧延用チタン鋳片およびその製造方法 Download PDFInfo
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- JP6075385B2 JP6075385B2 JP2014549247A JP2014549247A JP6075385B2 JP 6075385 B2 JP6075385 B2 JP 6075385B2 JP 2014549247 A JP2014549247 A JP 2014549247A JP 2014549247 A JP2014549247 A JP 2014549247A JP 6075385 B2 JP6075385 B2 JP 6075385B2
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- stabilizing element
- phase stabilizing
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- 239000010936 titanium Substances 0.000 title claims description 86
- 229910052719 titanium Inorganic materials 0.000 title claims description 83
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims description 82
- 238000005098 hot rolling Methods 0.000 title claims description 50
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 230000000087 stabilizing effect Effects 0.000 claims description 118
- 239000000463 material Substances 0.000 claims description 72
- 239000000155 melt Substances 0.000 claims description 51
- 238000010438 heat treatment Methods 0.000 claims description 38
- 238000010894 electron beam technology Methods 0.000 claims description 29
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 18
- 238000005096 rolling process Methods 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 14
- 239000011888 foil Substances 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 229910052804 chromium Inorganic materials 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 230000007935 neutral effect Effects 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 4
- 230000006641 stabilisation Effects 0.000 claims description 3
- 238000011105 stabilization Methods 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 69
- 238000000034 method Methods 0.000 description 56
- 239000002344 surface layer Substances 0.000 description 41
- 230000008018 melting Effects 0.000 description 31
- 238000002844 melting Methods 0.000 description 31
- 230000008569 process Effects 0.000 description 30
- 238000005554 pickling Methods 0.000 description 23
- 230000037303 wrinkles Effects 0.000 description 22
- 238000005266 casting Methods 0.000 description 15
- 239000013078 crystal Substances 0.000 description 14
- 230000015556 catabolic process Effects 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 13
- 238000005520 cutting process Methods 0.000 description 13
- 230000007547 defect Effects 0.000 description 12
- 239000000523 sample Substances 0.000 description 9
- 238000007711 solidification Methods 0.000 description 9
- 230000009466 transformation Effects 0.000 description 8
- 239000011324 bead Substances 0.000 description 7
- 229910052758 niobium Inorganic materials 0.000 description 7
- 229910052720 vanadium Inorganic materials 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- 229910052715 tantalum Inorganic materials 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000005422 blasting Methods 0.000 description 4
- 238000005242 forging Methods 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000004093 laser heating Methods 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 238000004626 scanning electron microscopy Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910011214 Ti—Mo Inorganic materials 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000005097 cold rolling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 150000003608 titanium Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/02—Making non-ferrous alloys by melting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/02—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling heavy work, e.g. ingots, slabs, blooms, or billets, in which the cross-sectional form is unimportant ; Rolling combined with forging or pressing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D21/00—Casting non-ferrous metals or metallic compounds so far as their metallurgical properties are of importance for the casting procedure; Selection of compositions therefor
- B22D21/06—Casting non-ferrous metals with a high melting point, e.g. metallic carbides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C26/00—Coating not provided for in groups C23C2/00 - C23C24/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/22—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length
- B21B2001/225—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling plates, strips, bands or sheets of indefinite length by hot-rolling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metal Rolling (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Continuous Casting (AREA)
Description
(1)
チタン合金からなる熱間圧延用チタン鋳片であって、
圧延面となる表面に、一種または二種類以上のβ相安定化元素を含有する層を深さ1mm以上の範囲に有し、
深さ1mmまでの範囲におけるβ相安定化元素の濃度の平均値が、母材中のβ相安定化元素の濃度に比較して、質量%で、0.08mass%以上、1.50mass%以下高い、熱間圧延用チタン鋳片。
(2)
前記β相安定化元素が、Fe、Ni、Crの一種または二種以上である、(1)に記載の熱間圧延用チタン鋳片。
(3)
前記β相安定化元素を含有する層に、前記β相安定化元素とともに、α相安定化元素もしくは中性元素を一種または二種以上含有する、(1)または(2)に記載の熱間圧延用チタン鋳片。
(4)
チタン合金からなる熱間圧延用チタン鋳片の圧延面となる表面を、β相安定化元素を含有する素材とともに溶融させた後、凝固させ、深さ1mmまでの範囲におけるβ相安定化元素の濃度の平均値を、母材中のβ相安定化元素の濃度に比較して、質量%で、0.08mass%以上、1.50mass%以下高くする、熱間圧延用チタン鋳片の製造方法。
(5)
前記β相安定化元素を含有する素材が、粉末、チップ、ワイヤー、箔のいずれかの形態である、(4)に記載の熱間圧延用チタン鋳片の製造方法。
(6)
前記チタン合金からなるチタン鋳片の圧延面となる表面を、電子ビーム加熱またはプラズマ加熱によって溶融させる、(4)または(5)に記載の熱間圧延用チタン鋳片の製造方法。
Claims (6)
- チタン合金からなる熱間圧延用チタン鋳片であって、
圧延面となる表面に、一種または二種類以上のβ相安定化元素を含有する層を深さ1mm以上の範囲に有し、
深さ1mmまでの範囲におけるβ相安定化元素の濃度の平均値が、母材中のβ相安定化元素の濃度に比較して、質量%で、0.08mass%以上、1.50mass%以下高い、熱間圧延用チタン鋳片。 - 前記β相安定化元素が、Fe、Ni、Crの一種または二種以上である、請求項1に記載の熱間圧延用チタン鋳片。
- 前記β相安定化元素を含有する層に、前記β相安定化元素とともに、α相安定化元素もしくは中性元素を一種または二種以上含有する、請求項1または2のいずれか一項に記載の熱間圧延用チタン鋳片。
- チタン合金からなる熱間圧延用チタン鋳片の圧延面となる表面を、β相安定化元素を含有する素材とともに溶融させた後、凝固させ、深さ1mmまでの範囲におけるβ相安定化元素の濃度の平均値を、母材中のβ相安定化元素の濃度に比較して、質量%で、0.08mass%以上、1.50mass%以下高くする、熱間圧延用チタン鋳片の製造方法。
- 前記β相安定化元素を含有する素材が、粉末、チップ、ワイヤー、箔のいずれかの形態である、請求項4に記載の熱間圧延用チタン鋳片の製造方法。
- 前記チタン合金からなるチタン鋳片の圧延面となる表面を、電子ビーム加熱またはプラズマ加熱によって溶融させる、請求項4または5のいずれか一項に記載の熱間圧延用チタン鋳片の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2014/076083 WO2016051502A1 (ja) | 2014-09-30 | 2014-09-30 | 熱間圧延用チタン鋳片およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6075385B2 true JP6075385B2 (ja) | 2017-02-08 |
JPWO2016051502A1 JPWO2016051502A1 (ja) | 2017-04-27 |
Family
ID=55629600
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014549247A Active JP6075385B2 (ja) | 2014-09-30 | 2014-09-30 | 熱間圧延用チタン鋳片およびその製造方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US20170349973A1 (ja) |
EP (1) | EP3202953A4 (ja) |
JP (1) | JP6075385B2 (ja) |
KR (1) | KR20170047339A (ja) |
CN (1) | CN107075688B (ja) |
EA (1) | EA201790491A1 (ja) |
UA (1) | UA116510C2 (ja) |
WO (1) | WO2016051502A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107075689B (zh) * | 2014-09-30 | 2019-07-26 | 日本制铁株式会社 | 热轧用钛铸坯及其制造方法 |
CN115502202B (zh) * | 2022-10-11 | 2024-05-24 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种钛及钛合金方坯加工方法 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6256561A (ja) * | 1985-09-06 | 1987-03-12 | Honda Motor Co Ltd | TiまたはTi合金の表面硬化方法 |
JPH01156457A (ja) * | 1987-12-11 | 1989-06-20 | Sumitomo Metal Ind Ltd | チタン製品の表面硬化方法 |
JPH04272147A (ja) * | 1991-02-25 | 1992-09-28 | Sumitomo Metal Ind Ltd | チタンの製造方法 |
JPH05148598A (ja) * | 1991-02-20 | 1993-06-15 | Mitsubishi Materials Corp | チタン又はチタン合金からなる基材の表面硬化法および表面硬化部材 |
JPH09314278A (ja) * | 1996-05-30 | 1997-12-09 | Fukushima Seiko Kk | チタン・チタン合金鋳造用鋳型材 |
JP2007084855A (ja) * | 2005-09-20 | 2007-04-05 | Yamaha Motor Co Ltd | 黒色表面を有するチタン部材およびその製造方法 |
JP2007332420A (ja) * | 2006-06-15 | 2007-12-27 | Nippon Steel Corp | チタン材の製造方法および熱間圧延用素材 |
WO2012108319A1 (ja) * | 2011-02-10 | 2012-08-16 | 新日本製鐵株式会社 | 疲労強度に優れた耐摩耗性チタン合金部材 |
JP2014233753A (ja) * | 2013-06-05 | 2014-12-15 | 新日鐵住金株式会社 | 分塊工程や精整工程を省略しても熱間圧延後の表面性状に優れた工業用純チタンインゴットおよびその製造方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004115906A (ja) * | 2002-09-20 | 2004-04-15 | Ichiro Kawakatsu | TiまたはTi合金基体に対するAl−Si合金の被覆法 |
JP2016128171A (ja) * | 2013-04-01 | 2016-07-14 | 新日鐵住金株式会社 | 表面疵の発生し難いチタン熱間圧延用スラブおよびその製造方法 |
EP2982777B1 (en) * | 2013-04-01 | 2018-12-19 | Nippon Steel & Sumitomo Metal Corporation | Titanium slab for hot rolling and method for manufacturing same |
-
2014
- 2014-09-30 UA UAA201702911A patent/UA116510C2/uk unknown
- 2014-09-30 JP JP2014549247A patent/JP6075385B2/ja active Active
- 2014-09-30 CN CN201480082171.1A patent/CN107075688B/zh active Active
- 2014-09-30 US US15/513,776 patent/US20170349973A1/en not_active Abandoned
- 2014-09-30 WO PCT/JP2014/076083 patent/WO2016051502A1/ja active Application Filing
- 2014-09-30 KR KR1020177008318A patent/KR20170047339A/ko not_active Application Discontinuation
- 2014-09-30 EP EP14903243.5A patent/EP3202953A4/en not_active Withdrawn
- 2014-09-30 EA EA201790491A patent/EA201790491A1/ru unknown
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6256561A (ja) * | 1985-09-06 | 1987-03-12 | Honda Motor Co Ltd | TiまたはTi合金の表面硬化方法 |
JPH01156457A (ja) * | 1987-12-11 | 1989-06-20 | Sumitomo Metal Ind Ltd | チタン製品の表面硬化方法 |
JPH05148598A (ja) * | 1991-02-20 | 1993-06-15 | Mitsubishi Materials Corp | チタン又はチタン合金からなる基材の表面硬化法および表面硬化部材 |
JPH04272147A (ja) * | 1991-02-25 | 1992-09-28 | Sumitomo Metal Ind Ltd | チタンの製造方法 |
JPH09314278A (ja) * | 1996-05-30 | 1997-12-09 | Fukushima Seiko Kk | チタン・チタン合金鋳造用鋳型材 |
JP2007084855A (ja) * | 2005-09-20 | 2007-04-05 | Yamaha Motor Co Ltd | 黒色表面を有するチタン部材およびその製造方法 |
JP2007332420A (ja) * | 2006-06-15 | 2007-12-27 | Nippon Steel Corp | チタン材の製造方法および熱間圧延用素材 |
WO2012108319A1 (ja) * | 2011-02-10 | 2012-08-16 | 新日本製鐵株式会社 | 疲労強度に優れた耐摩耗性チタン合金部材 |
JP2014233753A (ja) * | 2013-06-05 | 2014-12-15 | 新日鐵住金株式会社 | 分塊工程や精整工程を省略しても熱間圧延後の表面性状に優れた工業用純チタンインゴットおよびその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN107075688A (zh) | 2017-08-18 |
WO2016051502A1 (ja) | 2016-04-07 |
KR20170047339A (ko) | 2017-05-04 |
UA116510C2 (uk) | 2018-03-26 |
EP3202953A1 (en) | 2017-08-09 |
EA201790491A1 (ru) | 2017-07-31 |
JPWO2016051502A1 (ja) | 2017-04-27 |
CN107075688B (zh) | 2019-06-18 |
US20170349973A1 (en) | 2017-12-07 |
EP3202953A4 (en) | 2018-05-09 |
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