JP2007284792A5 - - Google Patents
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- JP2007284792A5 JP2007284792A5 JP2007108534A JP2007108534A JP2007284792A5 JP 2007284792 A5 JP2007284792 A5 JP 2007284792A5 JP 2007108534 A JP2007108534 A JP 2007108534A JP 2007108534 A JP2007108534 A JP 2007108534A JP 2007284792 A5 JP2007284792 A5 JP 2007284792A5
- Authority
- JP
- Japan
- Prior art keywords
- billet
- strain
- superalloy
- workpiece
- strain rate
- Prior art date
- Legal status (The legal status 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 status listed.)
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- 238000000034 method Methods 0.000 claims 16
- 229910000601 superalloy Inorganic materials 0.000 claims 7
- 238000000465 moulding Methods 0.000 claims 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims 2
- 229910052782 aluminium Inorganic materials 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 239000011651 chromium Substances 0.000 claims 2
- 239000010941 cobalt Substances 0.000 claims 2
- 229910017052 cobalt Inorganic materials 0.000 claims 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 2
- 239000013078 crystal Substances 0.000 claims 2
- 229910052735 hafnium Inorganic materials 0.000 claims 2
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 claims 2
- 239000012535 impurity Substances 0.000 claims 2
- 229910052750 molybdenum Inorganic materials 0.000 claims 2
- 239000011733 molybdenum Substances 0.000 claims 2
- 229910052758 niobium Inorganic materials 0.000 claims 2
- 239000010955 niobium Substances 0.000 claims 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims 2
- 238000007711 solidification Methods 0.000 claims 2
- 230000008023 solidification Effects 0.000 claims 2
- 239000010936 titanium Substances 0.000 claims 2
- 229910052719 titanium Inorganic materials 0.000 claims 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 2
- 229910052721 tungsten Inorganic materials 0.000 claims 2
- 239000010937 tungsten Substances 0.000 claims 2
- 229910052720 vanadium Inorganic materials 0.000 claims 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims 2
- 229910052726 zirconium Inorganic materials 0.000 claims 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims 1
- 101000912561 Bos taurus Fibrinogen gamma-B chain Proteins 0.000 claims 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims 1
- 229910052796 boron Inorganic materials 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000001125 extrusion Methods 0.000 claims 1
- 238000001513 hot isostatic pressing Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 229910052702 rhenium Inorganic materials 0.000 claims 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims 1
- 229910052715 tantalum Inorganic materials 0.000 claims 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims 1
- 229910052727 yttrium Inorganic materials 0.000 claims 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims 1
Claims (10)
- γ′ソルバス温度を有するγ′析出強化ニッケル基超合金から形成された加工品の平均 結晶粒径を制御する方法であって、当該方法が、
γ′析出強化ニッケル基超合金の粉末を固化成形して、後段の加工段階で超合金の超塑性を発現するのに十分微細な結晶粒径を有するビレットを形成する段階と、
超合金のγ′ソルバス温度未満の温度でビレットを加工して加工品を形成する段階であって、加工品の平均結晶粒径を制御するための下限歪速度である0.001s -1 を超え、しかも臨界結晶粒成長を避けるための上限歪速度未満に歪速度を維持しながら、前記ビレ ットの加工が非超塑性レジーム又はかろうじて超塑性レジームとなる十分に高い歪速度で ビレットを加工し、もって該加工段階でビレットに付加される歪エネルギーを基準にして ビレット内の歪が最大となるようにビレットを加工する段階と
を含む、方法。 - 前記固化成形が熱間等方圧プレス法及び/又は押出固化成形法を含む、請求項1記載の方法。
- 前記上限歪速度が0.1s-1である、請求項1又は請求項2記載の方法。
- 前記ビレット内の公称歪が0.3以上となるようにビレットを加工する、請求項1乃至 請求項3のいずれか1項記載の方法。
- 前記ビレット内の公称歪が0.5以上となるようにビレットを加工する、請求項1乃至 請求項3のいずれか1項記載の方法。
- 当該方法が、さらに、
加工品の結晶粒を均一に粗大化するのに十分な時間超合金のγ′ソルバス温度を超える 温度で加工品を熱処理する段階と、
加工品内でγ′相を再析出させるのに十分な速度で加工品を冷却する段階と
を含む、請求項1乃至請求項5のいずれか1項記載の方法。 - 前記歪エネルギーが、式:全歪エネルギー= ■ σΔε′(ただし、σは流動応力で あり、ε′は歪速度である。)を用いて、変形歪経路に沿った流動応力の積分によって計 算される、請求項1乃至請求項6のいずれか1項記載の方法。
- 前記歪エネルギーが、式:σ=Kε′ m ビレット(ただし、σは流動応力であり、Kは 1であり、ε′は歪速度であり、mは0.3である。)によって推計される、請求項7記載の方法。
- 前記超合金が50%以上のγ′体積分率を有する、請求項1乃至請求項8のいずれか1 項記載の方法。
- 前記超合金が、
(i)16.0〜22.4%のコバルト、6.6〜14.3%のクロム、2.6〜4.8 %のアルミニウム、2.4〜4.6%のチタン、1.4〜3.5%のタンタル、0.9〜 3.0%のニオブ、1.9〜4.0%のタングステン、1.9〜3.9%のモリブデン、 0.0〜2.5%のレニウム、0.02〜0.10%の炭素、0.02〜0.10%のホ ウ素、0.03〜0.10%のジルコニウム、並びに2%以下のバナジウム、2%以下の 鉄、2%以下のハフニウム及び0.1%以下のマグネシムのうちの1種以上と、残部のニ ッケル及び不可避不純物、又は
(ii)15.0〜17.0%のクロム、12.0〜14.0%のコバルト、3.5〜4 .5%のモリブデン、3.5〜4.5%のタングステン、1.5〜2.5%のアルミニウ ム、3.2〜4.2%のチタン、0.5〜1.0%のニオブ、0.010〜0.060% の炭素、0.010〜0.060%のジルコニウム、0.010〜0.040%のホウ素 、0.0〜0.3%のハフニウム、0.0〜0.01%のバナジウム、及び0.0〜0. 01%のイットリウムと、残部のニッケル及び不可避不純物
のいずれかからなる、請求項1乃至請求項9のいずれか1項記載の方法。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/379,203 US7763129B2 (en) | 2006-04-18 | 2006-04-18 | Method of controlling final grain size in supersolvus heat treated nickel-base superalloys and articles formed thereby |
| US11/379,203 | 2006-04-18 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007284792A JP2007284792A (ja) | 2007-11-01 |
| JP2007284792A5 true JP2007284792A5 (ja) | 2012-08-30 |
| JP5554468B2 JP5554468B2 (ja) | 2014-07-23 |
Family
ID=38180387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2007108534A Expired - Fee Related JP5554468B2 (ja) | 2006-04-18 | 2007-04-17 | スーパーソルバス熱処理ニッケル基超合金の最終結晶粒径を制御する方法及び当該方法で形成される製品 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US7763129B2 (ja) |
| EP (1) | EP1847627B1 (ja) |
| JP (1) | JP5554468B2 (ja) |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090000706A1 (en) * | 2007-06-28 | 2009-01-01 | General Electric Company | Method of controlling and refining final grain size in supersolvus heat treated nickel-base superalloys |
| US20100329883A1 (en) * | 2009-06-30 | 2010-12-30 | General Electric Company | Method of controlling and refining final grain size in supersolvus heat treated nickel-base superalloys |
| US20120051963A1 (en) * | 2010-08-30 | 2012-03-01 | General Electric Company | Nickel-iron-base alloy and process of forming a nickel-iron-base alloy |
| US20120051919A1 (en) * | 2010-08-31 | 2012-03-01 | General Electric Company | Powder compact rotor forging preform and forged powder compact turbine rotor and methods of making the same |
| US8679269B2 (en) | 2011-05-05 | 2014-03-25 | General Electric Company | Method of controlling grain size in forged precipitation-strengthened alloys and components formed thereby |
| RU2453398C1 (ru) * | 2011-06-14 | 2012-06-20 | Открытое акционерное общество "Всероссийский Институт Легких сплавов" (ОАО ВИЛС) | Способ получения изделия из сплава типа вв751п с высокой прочностью и жаропрочностью |
| RU2457924C1 (ru) * | 2011-06-27 | 2012-08-10 | Открытое акционерное общество "Всероссийский Институт Легких сплавов" (ОАО ВИЛС) | Способ получения изделий из сложнолегированных жаропрочных никелевых сплавов |
| CH705631A1 (de) | 2011-10-31 | 2013-05-15 | Alstom Technology Ltd | Komponenten oder Coupon zur Verwendung unter hoher thermischer und Spannungslast und Verfahren zur Herstellung einer solchen Komponente oder eines solchen Coupons. |
| US9598774B2 (en) | 2011-12-16 | 2017-03-21 | General Electric Corporation | Cold spray of nickel-base alloys |
| US20130167979A1 (en) * | 2011-12-29 | 2013-07-04 | General Electric Company | Method of predicting quench cracking in components formed by high deformation processes |
| CA2878711A1 (en) * | 2012-07-12 | 2014-04-17 | General Electric Company | Nickel-based superalloy, process therefor, and components formed therefrom |
| US10245639B2 (en) * | 2012-07-31 | 2019-04-02 | United Technologies Corporation | Powder metallurgy method for making components |
| CN103014633B (zh) * | 2012-12-12 | 2015-08-05 | 何霞文 | 一种带有复合陶瓷膜的金属工件的制备工艺 |
| US10226814B2 (en) | 2013-03-15 | 2019-03-12 | United Technologies Corporation | Cast component having corner radius to reduce recrystallization |
| JP6292761B2 (ja) * | 2013-03-28 | 2018-03-14 | 日立金属Mmcスーパーアロイ株式会社 | 環状成形体の製造方法 |
| US8925792B1 (en) | 2013-06-14 | 2015-01-06 | General Electric Company | Joining process for superalloys |
| US10563293B2 (en) * | 2015-12-07 | 2020-02-18 | Ati Properties Llc | Methods for processing nickel-base alloys |
| US20170307311A1 (en) * | 2016-04-26 | 2017-10-26 | United Technologies Corporation | Simple Heat Exchanger Using Super Alloy Materials for Challenging Applications |
| KR101862059B1 (ko) | 2016-11-29 | 2018-05-29 | 국방과학연구소 | 고강도 니켈기 초내열합금의 설계 방법 |
| GB2565063B (en) | 2017-07-28 | 2020-05-27 | Oxmet Tech Limited | A nickel-based alloy |
| GB2584654B (en) | 2019-06-07 | 2022-10-12 | Alloyed Ltd | A nickel-based alloy |
| GB2587635B (en) | 2019-10-02 | 2022-11-02 | Alloyed Ltd | A Nickel-based alloy |
| CN110751991B (zh) * | 2019-11-20 | 2022-09-23 | 中南大学 | 一种预测时变工况下含Nb镍基合金δ相溶解分数的方法 |
| CN113092253B (zh) * | 2021-04-06 | 2022-12-27 | 无锡透平叶片有限公司 | 一种测量变形合金临界变形条件的方法 |
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| US6405601B1 (en) | 2000-12-22 | 2002-06-18 | General Electric Company | Method of estimating hold time sweep crack growth properties |
| US6866769B2 (en) | 2001-11-14 | 2005-03-15 | General Electric Company | Drive head and ECM method and tool for making same |
| US7138020B2 (en) * | 2003-10-15 | 2006-11-21 | General Electric Company | Method for reducing heat treatment residual stresses in super-solvus solutioned nickel-base superalloy articles |
-
2006
- 2006-04-18 US US11/379,203 patent/US7763129B2/en active Active
-
2007
- 2007-04-13 EP EP07106150.1A patent/EP1847627B1/en active Active
- 2007-04-17 JP JP2007108534A patent/JP5554468B2/ja not_active Expired - Fee Related
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