ZA200405764B - Stabilized grain size refractory metal power metallurgy mill products. - Google Patents
Stabilized grain size refractory metal power metallurgy mill products. Download PDFInfo
- Publication number
- ZA200405764B ZA200405764B ZA200405764A ZA200405764A ZA200405764B ZA 200405764 B ZA200405764 B ZA 200405764B ZA 200405764 A ZA200405764 A ZA 200405764A ZA 200405764 A ZA200405764 A ZA 200405764A ZA 200405764 B ZA200405764 B ZA 200405764B
- Authority
- ZA
- South Africa
- Prior art keywords
- powder
- niobium
- mill product
- ppm
- oxygen
- Prior art date
Links
- 239000003870 refractory metal Substances 0.000 title claims description 23
- 238000005272 metallurgy Methods 0.000 title description 2
- 239000000843 powder Substances 0.000 claims description 85
- 238000000034 method Methods 0.000 claims description 56
- 230000008569 process Effects 0.000 claims description 48
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 44
- 239000001301 oxygen Substances 0.000 claims description 44
- 229910052760 oxygen Inorganic materials 0.000 claims description 44
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 41
- 230000000930 thermomechanical effect Effects 0.000 claims description 31
- 239000010955 niobium Substances 0.000 claims description 27
- 229910052758 niobium Inorganic materials 0.000 claims description 26
- 238000012545 processing Methods 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 20
- 238000001513 hot isostatic pressing Methods 0.000 claims description 16
- 238000001125 extrusion Methods 0.000 claims description 12
- BFRGSJVXBIWTCF-UHFFFAOYSA-N niobium monoxide Chemical compound [Nb]=O BFRGSJVXBIWTCF-UHFFFAOYSA-N 0.000 claims description 12
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 11
- 239000003966 growth inhibitor Substances 0.000 claims description 10
- 239000003112 inhibitor Substances 0.000 claims description 10
- 229910052715 tantalum Inorganic materials 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 8
- 239000011888 foil Substances 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 8
- -1 zirconium metals Chemical class 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910001257 Nb alloy Inorganic materials 0.000 claims description 4
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical group [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052735 hafnium Inorganic materials 0.000 claims description 3
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229910052702 rhenium Inorganic materials 0.000 claims description 3
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910052720 vanadium Inorganic materials 0.000 claims description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
- 238000005303 weighing Methods 0.000 claims 1
- 238000009694 cold isostatic pressing Methods 0.000 description 18
- 238000005245 sintering Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 6
- 238000007596 consolidation process Methods 0.000 description 6
- 238000004663 powder metallurgy Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 238000005242 forging Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 235000012438 extruded product Nutrition 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000001192 hot extrusion Methods 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 229910052987 metal hydride Inorganic materials 0.000 description 2
- 150000004681 metal hydrides Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000754 repressing effect Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000009707 resistance sintering Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/1003—Use of special medium during sintering, e.g. sintering aid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
- B22F1/145—Chemical treatment, e.g. passivation or decarburisation
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
- C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
- C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
- C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F2003/1032—Sintering only comprising a grain growth inhibitor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/002—Tools other than cutting tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
- Ceramic Products (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35114602P | 2002-01-23 | 2002-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200405764B true ZA200405764B (en) | 2005-07-20 |
Family
ID=27613465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200405764A ZA200405764B (en) | 2002-01-23 | 2004-07-20 | Stabilized grain size refractory metal power metallurgy mill products. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US20050118052A1 (xx) |
| EP (1) | EP1506322A2 (xx) |
| JP (1) | JP2005516116A (xx) |
| KR (1) | KR20040091627A (xx) |
| CN (1) | CN1623005A (xx) |
| BR (1) | BR0307073A (xx) |
| CA (1) | CA2473493A1 (xx) |
| IL (1) | IL162904A0 (xx) |
| MX (1) | MXPA04007104A (xx) |
| NZ (1) | NZ534212A (xx) |
| PL (1) | PL371625A1 (xx) |
| RS (1) | RS64904A (xx) |
| RU (1) | RU2004125856A (xx) |
| TW (1) | TWI262109B (xx) |
| WO (1) | WO2003062482A2 (xx) |
| ZA (1) | ZA200405764B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BRPI0407168A (pt) * | 2003-01-31 | 2006-02-07 | Starck H C Inc | Tiras de recozimento de metal refratário |
| EP2214853A4 (en) * | 2007-10-15 | 2013-05-22 | Hi Temp Specialty Metals Inc | PROCESS FOR PREPARING TANTALUM POWDER USING RECYCLED AGENTS AS AN EXISTING MATERIAL |
| KR101364607B1 (ko) * | 2013-09-11 | 2014-02-20 | 한국지질자원연구원 | 금속 몰리브덴 분말의 산소 저감에 의한 소결체의 결정립 미세화 방법 |
| US9238852B2 (en) * | 2013-09-13 | 2016-01-19 | Ametek, Inc. | Process for making molybdenum or molybdenum-containing strip |
| CN106567048B (zh) * | 2016-11-10 | 2018-11-27 | 洛阳科威钨钼有限公司 | 一种大型高纯钼合金旋转靶材的制造方法 |
| US11274363B2 (en) * | 2019-04-22 | 2022-03-15 | Nxp Usa, Inc. | Method of forming a sputtering target |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT386612B (de) * | 1987-01-28 | 1988-09-26 | Plansee Metallwerk | Kriechfeste legierung aus hochschmelzendem metall und verfahren zu ihrer herstellung |
| US6261337B1 (en) * | 1999-08-19 | 2001-07-17 | Prabhat Kumar | Low oxygen refractory metal powder for powder metallurgy |
-
2003
- 2003-01-21 BR BR0307073-5A patent/BR0307073A/pt not_active IP Right Cessation
- 2003-01-21 US US10/502,281 patent/US20050118052A1/en not_active Abandoned
- 2003-01-21 PL PL03371625A patent/PL371625A1/xx not_active Application Discontinuation
- 2003-01-21 RS YU64904A patent/RS64904A/sr unknown
- 2003-01-21 MX MXPA04007104A patent/MXPA04007104A/es not_active Application Discontinuation
- 2003-01-21 CA CA002473493A patent/CA2473493A1/en not_active Abandoned
- 2003-01-21 NZ NZ534212A patent/NZ534212A/en unknown
- 2003-01-21 EP EP03705856A patent/EP1506322A2/en not_active Withdrawn
- 2003-01-21 JP JP2003562348A patent/JP2005516116A/ja not_active Withdrawn
- 2003-01-21 CN CNA038026465A patent/CN1623005A/zh active Pending
- 2003-01-21 RU RU2004125856/02A patent/RU2004125856A/ru not_active Application Discontinuation
- 2003-01-21 WO PCT/US2003/001823 patent/WO2003062482A2/en not_active Application Discontinuation
- 2003-01-21 IL IL16290403A patent/IL162904A0/xx unknown
- 2003-01-21 KR KR10-2004-7011314A patent/KR20040091627A/ko not_active Application Discontinuation
- 2003-01-22 TW TW092101288A patent/TWI262109B/zh not_active IP Right Cessation
-
2004
- 2004-07-20 ZA ZA200405764A patent/ZA200405764B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040091627A (ko) | 2004-10-28 |
| TWI262109B (en) | 2006-09-21 |
| WO2003062482A3 (en) | 2004-02-26 |
| CN1623005A (zh) | 2005-06-01 |
| MXPA04007104A (es) | 2004-10-29 |
| TW200307583A (en) | 2003-12-16 |
| RS64904A (xx) | 2006-10-27 |
| US20050118052A1 (en) | 2005-06-02 |
| EP1506322A2 (en) | 2005-02-16 |
| IL162904A0 (en) | 2005-11-20 |
| BR0307073A (pt) | 2004-12-28 |
| WO2003062482A2 (en) | 2003-07-31 |
| CA2473493A1 (en) | 2003-07-31 |
| PL371625A1 (en) | 2005-06-27 |
| RU2004125856A (ru) | 2005-06-10 |
| NZ534212A (en) | 2006-04-28 |
| JP2005516116A (ja) | 2005-06-02 |
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