JP2014034720A - Ni基単結晶超合金 - Google Patents
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- C30B33/02—Heat treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
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- F05D2300/10—Metals, alloys or intermetallic compounds
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- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/607—Monocrystallinity
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Abstract
【解決手段】 Cr:6質量%以上12質量%以下、
Mo:0.4質量%以上3.0質量%以下、
W:6質量%以上10質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:8質量%以上12質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなる。
【選択図】図1
Description
Cr:6質量%以上12質量%以下、
Mo:0.4質量%以上3.0質量%以下、
W:6質量%以上10質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:8質量%以上12質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなることを特徴としている。
Cr:7質量%以上12質量%以下、
Mo:0.4質量%以上2.5質量%以下、
W:7質量%以上10質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:9質量%以上11質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなることを特徴としている。
Cr:8質量%以上10質量%以下、
Mo:0.4質量%以上2.0質量%以下、
W:7質量%以上9質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:10質量%以上11質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなることを特徴としている。
含有が許容される前記元素の組成比が、
B:0.05質量%以下、
C:0.15質量%以下、
Y:0.1質量%以下、
La:0.1質量%以下、
Ce:0.1質量%以下、
V:1質量%以下、
であることが好ましい。
τ(h)= -3208+11XCo+40XCr+139XMo+93XW+327XAl+146XTi+45XNb+53XTa (1)
(ただし、τ(h)はクリープ寿命(時間)、XCo、XCr、XMo、XW、XAl、XTi、XNb、XTaは、それぞれ、コバルト、クロム、モリブデン、タングステン、アルミニウム、チタン、ニオブ、タンタルの組成比(質量%))を示す)
で示されるとき、τ(h)≧120であることが好ましい。
B:0.05質量%以下、
C:0.15質量%以下、
Y:0.1質量%以下、
La:0.1質量%以下、
Ce:0.1質量%以下、
V:1質量%以下、
であることが好ましい。
τ(h)= -3208+11XCo+40XCr+139XMo+93XW+327XAl+146XTi+45XNb+53XTa (1)
(ただし、τ(h)はクリープ寿命(時間)、XCo、XCr、XMo、XW、XAl、XTi、XNb、XTaは、それぞれ、コバルト、クロム、モリブデン、タングステン、アルミニウム、チタン、ニオブ、タンタルの組成比(質量%))を示す)
で示されるとき、τ(h)≧120であることが好ましく、τ(h)≧200であることがより好ましい。上記式(1)は、Ni基単結晶超合金のクリープ寿命を規定するパラメータであり、Reを含有しない既存のNi基超合金について、その組成と、900℃で392MPaの条件下でのクリープ寿命との関係を重回帰分析して新たに導出したものである。式(1)により予測されるクリープ寿命の予測値は、Reを含有しないNi基超合金の900℃で392MPaにおけるクリープ寿命の実測値とよく一致している。
1280℃〜1360℃に2時間〜40時間保持する溶体化処理→200℃/min〜400℃/minでの空冷または不活性ガス雰囲気中での冷却→1000℃〜1200℃で2時間〜5時間保持後に空冷または不活性ガス雰囲気中で冷却する1次時効処理→850℃〜950℃で10時間〜30時間保持後に空冷または不活性ガス雰囲気中で冷却する2次時効処理
という一連のものである。
Claims (6)
- Cr:6質量%以上12質量%以下、
Mo:0.4質量%以上3.0質量%以下、
W:6質量%以上10質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:8質量%以上12質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなることを特徴とするNi基単結晶超合金。 - Cr:7質量%以上12質量%以下、
Mo:0.4質量%以上2.5質量%以下、
W:7質量%以上10質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:9質量%以上11質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなることを特徴とするNi基単結晶超合金。 - Cr:8質量%以上10質量%以下、
Mo:0.4質量%以上2.0質量%以下、
W:7質量%以上9質量%以下、
Al:4.0質量%以上6.5質量%以下、
Nb:0質量%以上1質量%以下、
Ta:10質量%以上11質量%以下、
Hf:0質量%以上0.15質量%以下、
Si:0.01質量%以上0.2質量%以下、および
Zr:0質量%以上0.04質量%以下、
を含有し、
B、C、Y、La、CeまたはVの少なくとも一つの元素の含有が許容され、
残部がNiおよび不可避的不純物からなることを特徴とするNi基単結晶超合金。 - 含有が許容される前記元素の組成比が、
B:0.05質量%以下、
C:0.15質量%以下、
Y:0.1質量%以下、
La:0.1質量%以下、
Ce:0.1質量%以下、
V:1質量%以下、
であることを特徴とする請求項1から3のいずれか一項に記載のNi基単結晶超合金。 - クリープ寿命τ(h)が、
τ(h)= -3208+11XCo+40XCr+139XMo+93XW+327XAl+146XTi+45XNb+53XTa (1)
(ただし、τ(h)はクリープ寿命(時間)、XCo、XCr、XMo、XW、XAl、XTi、XNb、XTaは、それぞれ、コバルト、クロム、モリブデン、タングステン、アルミニウム、チタン、ニオブ、タンタルの組成比(質量%))を示す)
で示されるとき、τ(h)≧120であることを特徴とする請求項1から4のいずれか一項に記載のNi基単結晶超合金。 - 前記クリープ寿命τ(h)が200以上であることを特徴とする請求項5に記載のNi基単結晶超合金。
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012177573A JP6016016B2 (ja) | 2012-08-09 | 2012-08-09 | Ni基単結晶超合金 |
| DE112013003971.0T DE112013003971T5 (de) | 2012-08-09 | 2013-07-30 | Nickelbasierte einkristalline Superlegierung |
| KR1020157002347A KR101687320B1 (ko) | 2012-08-09 | 2013-07-30 | Ni기 단결정 초합금 |
| PCT/JP2013/070613 WO2014024734A1 (ja) | 2012-08-09 | 2013-07-30 | Ni基単結晶超合金 |
| CN201380041423.1A CN104520457B (zh) | 2012-08-09 | 2013-07-30 | Ni基单晶超合金 |
| US14/419,765 US9816161B2 (en) | 2012-08-09 | 2013-07-30 | Ni-based single crystal superalloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012177573A JP6016016B2 (ja) | 2012-08-09 | 2012-08-09 | Ni基単結晶超合金 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2014034720A true JP2014034720A (ja) | 2014-02-24 |
| JP6016016B2 JP6016016B2 (ja) | 2016-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012177573A Active JP6016016B2 (ja) | 2012-08-09 | 2012-08-09 | Ni基単結晶超合金 |
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| Country | Link |
|---|---|
| US (1) | US9816161B2 (ja) |
| JP (1) | JP6016016B2 (ja) |
| KR (1) | KR101687320B1 (ja) |
| CN (1) | CN104520457B (ja) |
| DE (1) | DE112013003971T5 (ja) |
| WO (1) | WO2014024734A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017154809A1 (ja) * | 2016-03-07 | 2017-09-14 | 国立研究開発法人物質・材料研究機構 | Ni基一方向凝固合金 |
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| JP6062581B1 (ja) * | 2016-01-14 | 2017-01-18 | 三菱日立パワーシステムズ株式会社 | プラント分析装置、プラント分析方法、およびプログラム |
| JP5973096B1 (ja) * | 2016-01-14 | 2016-08-23 | 三菱日立パワーシステムズ株式会社 | プラント分析装置、プラント分析方法、およびプログラム |
| JP6739309B2 (ja) * | 2016-10-07 | 2020-08-12 | 三菱日立パワーシステムズ株式会社 | タービン翼の製造方法 |
| CN107130140A (zh) * | 2017-05-08 | 2017-09-05 | 大连理工大学 | 一类镍基单晶高温合金的成分及其应用 |
| GB2565063B (en) | 2017-07-28 | 2020-05-27 | Oxmet Tech Limited | A nickel-based alloy |
| WO2020154494A1 (en) | 2019-01-23 | 2020-07-30 | Crs Holdings, Inc. | Ni-based superalloy powder for additive manufacturing and an article made therefrom |
| US20200255924A1 (en) | 2019-02-08 | 2020-08-13 | United Technologies Corporation | High Temperature Combustor and Vane Alloy |
| EP3935199A4 (en) * | 2019-03-07 | 2022-10-12 | Oerlikon Metco (US) Inc. | IMPROVED BOND LAYER MATERIALS FOR TBC WITH IMPROVED THERMAL CYCLIC FATIGUE AND SULFIDATION RESISTANCE |
| GB2607537B (en) * | 2019-06-07 | 2024-02-28 | Alloyed Ltd | A nickel-based alloy |
| GB2618754B (en) * | 2019-06-07 | 2024-04-10 | Alloyed Ltd | 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 |
| CN113308628B (zh) * | 2020-02-27 | 2022-05-13 | 南京理工大学 | 一种高强度块体纳米结构的镍基合金及其制备方法 |
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2012
- 2012-08-09 JP JP2012177573A patent/JP6016016B2/ja active Active
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2013
- 2013-07-30 CN CN201380041423.1A patent/CN104520457B/zh active Active
- 2013-07-30 KR KR1020157002347A patent/KR101687320B1/ko active Active
- 2013-07-30 WO PCT/JP2013/070613 patent/WO2014024734A1/ja not_active Ceased
- 2013-07-30 US US14/419,765 patent/US9816161B2/en active Active
- 2013-07-30 DE DE112013003971.0T patent/DE112013003971T5/de active Pending
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017154809A1 (ja) * | 2016-03-07 | 2017-09-14 | 国立研究開発法人物質・材料研究機構 | Ni基一方向凝固合金 |
| JPWO2017154809A1 (ja) * | 2016-03-07 | 2018-12-27 | 国立研究開発法人物質・材料研究機構 | Ni基一方向凝固合金 |
| US20190093196A1 (en) * | 2016-03-07 | 2019-03-28 | National Institute For Materials Science | Ni-BASED DIRECTIONALLY SOLIDIFIED ALLOY |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014024734A1 (ja) | 2014-02-13 |
| CN104520457B (zh) | 2017-03-15 |
| US9816161B2 (en) | 2017-11-14 |
| KR101687320B1 (ko) | 2016-12-16 |
| JP6016016B2 (ja) | 2016-10-26 |
| KR20150044879A (ko) | 2015-04-27 |
| US20150197833A1 (en) | 2015-07-16 |
| DE112013003971T5 (de) | 2015-06-25 |
| CN104520457A (zh) | 2015-04-15 |
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