JP2022130650A - ターボ機械部品の製造方法、それによって得られる部品およびそれを備えたターボ機械 - Google Patents
ターボ機械部品の製造方法、それによって得られる部品およびそれを備えたターボ機械 Download PDFInfo
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- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
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- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
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- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
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-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
-
- 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
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
-
- 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
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
- B22F2003/153—Hot isostatic pressing apparatus specific to HIP
-
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/35—Iron
-
- 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
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in 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
- 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
- B22F3/02—Compacting only
- B22F3/04—Compacting only by applying fluid pressure, e.g. by cold isostatic pressing [CIP]
-
- 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
-
- 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
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
-
- 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
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
- B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/02—Selection of particular materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2300/00—Materials; Properties thereof
- F05D2300/10—Metals, alloys or intermetallic compounds
- F05D2300/17—Alloys
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
Description
-一般的腐食-材料表面の均一な腐食
-孔食-局部的な不均一な腐食
-応力腐食割れ(SCCおよびCSCC)
が挙げられる。
・引張応力(残留応力および/または印加応力)
・H2S+凝縮水
・SSCの損傷を受けやすい材料
の3つの条件が確認された場合にのみ発生し得る。
-低p(H2S)については、選択される材料の種類は、任意のpH、高塩化物含量のデュプレックス合金およびスーパーデュプレックス合金である
-低~中程度のp(H2S)については、選択される材料の種類は、任意のpHおよび低塩化物の異なる種類のマルテンサイト系ステンレス鋼である
-任意のp(H2S)については、選択される材料の種類は、任意のpHおよび高塩化物ニッケル基合金である
という原則が考慮され得る。
組成物重量を基準として
C 0.005~0.03重量%
Si 0.05~0.5重量%
Mn 0.1~1.0重量%
Cr 19.5~22.5重量%
Ni 34.0~38.0重量%
Mo 3.0~5.0重量%
Cu 1.0~2.0重量%
Co 0.0~1.0重量%
Al 0.01~0.5重量%
Ti 1.8~2.5重量%
Nb 0.2~1.0重量%
W 0.0~1.0重量%
で構成され、残りはFeおよび不純物であり、この不純物がS 0.0~0.01重量%およびP 0.0~0.025重量%を構成する合金化学組成物を
真空誘導溶解(VIM)またはアーク電気炉を介して溶解させる工程と、
アルゴン酸素脱炭(A.O.D)、真空誘導脱ガスおよび注ぎ込み(V.I.D.P)、または真空酸素脱炭(V.O.D)によって精製する工程と、
エレクトロスラグ再溶解(E.S.R)または真空アーク再溶解(VAR)を介して再溶解させる工程と、
工程c)から得られた合金を熱処理して、1020~1150℃の温度で少なくとも1回の熱サイクルにより可溶化を誘導し、その後液体またはガス媒体中で急冷する工程と、
2~20時間600~770℃の温度まで加熱し、室温で冷却することによって時効させる工程と
を含む。
C 0.005~0.03重量%
Si 0.05~0.5重量%
Mn 0.1~1.0重量%
Cr 19.5~22.5重量%
Ni 34.0~38.0重量%
Mo 3.0~5.0重量%
Cu 1.0~2.0重量%
Co 0.0~1.0重量%
Al 0.01~0.5重量%
Ti 1.8~2.5重量%
Nb 0.2~1.0重量%
W 0.0~1.0重量%
で構成され、残りはFeおよび不純物であり、この不純物がS 0.0~0.01重量%およびP 0.0~0.025重量%を構成する化学組成を有し、
29~33HRCの硬度値を有する合金製である。
組成物重量を基準として
C 0.005~0.03重量%
Si 0.05~0.5重量%
Mn 0.1~1.0重量%
Cr 19.5~22.5重量%
Ni 34.0~38.0重量%
Mo 3.0~5.0重量%
Cu 1.0~2.0重量%
Co 0.0~1.0重量%
Al 0.01~0.5重量%
Ti 1.8~2.5重量%
Nb 0.2~1.0重量%
W 0.0~1.0重量%
で構成され、残りはFeおよび不純物であり、この不純物がS 0.0~0.01重量%およびP 0.0~0.025重量%を構成する合金化学組成物を
真空誘導溶解(VIM)またはアーク電気炉を介して溶解させる工程と、
アルゴン酸素脱炭(A.O.D)、真空誘導脱ガスおよび注ぎ込み(V.I.D.P)、または真空酸素脱炭(V.O.D)によって精製する工程と、
エレクトロスラグ再溶解(E.S.R)または真空アーク再溶解(VAR)を介して再溶解させる工程と、
工程c)から得られた合金を熱処理して、1020~1150℃の温度で少なくとも1回の熱サイクルにより可溶化を誘導し、その後液体またはガス媒体中で急冷する工程と、
2~20時間600~770℃の温度まで加熱し、室温で冷却することによって時効させる工程と
を含む。
C 0.005~0.03重量%
Si 0.05~0.5重量%
Mn 0.1~1.0重量%
Cr 19.5~22.5重量%
Ni 34.0~38.0重量%
Mo 3.0~5.0重量%
Cu 1.0~2.0重量%
Co 0.0~1.0重量%
Al 0.01~0.5重量%
Ti 1.8~2.5重量%
Nb 0.2~1.0重量%
W 0.0~1.0重量%
で構成され、残りはFeおよび不純物であり、この不純物がS 0.0~0.01重量%およびP 0.0~0.025重量%を構成する化学組成を有し、29~33HRCの硬度値を有する合金製である。
C 0.005~0.02重量%
Si 0.05~0.2重量%
Mn 0.1~0.6重量%
Cr 20.0~21.5重量%
Ni 35.0~37.0重量%
Mo 3.5~4.0重量%
Cu 1.2~2.0重量%
Co 0.0~0.2重量%
Al 0.05~0.4重量%
Ti 1.9~2.3重量%
Nb 0.2~0.5重量%
W 0.0~0.6重量%
Fe 30重量%以上
で構成され、残りは不純物であり、この不純物がS 0.0~0.001重量%およびP 0.0~0.02重量%を構成する化学組成を有する。
C 0.005~0.02重量%
Si 0.06~0.15重量%
Mn 0.2~0.4重量%
Cr 20.2~21.0重量%
Ni 36.0~36.5重量%
Mo 3.6~3.8重量%
Cu 1.3~1.7重量%
Co 0.0~0.1重量%
Al 0.1~0.3重量%
Ti 2.0~2.2重量%
Nb 0.25~0.4重量%
W 0.01~0.4重量%
Fe 30重量%以上
で構成され、残りは不純物であり、この不純物がS 0.0~0.001重量%およびP 0.0~0.015重量%を構成する化学組成を有する。
C 0.015重量%
Si 0.09重量%
Mn 0.3重量%
Cr 20.4重量%
Ni 36.2重量%
Mo 3.7重量%
Cu 1.41重量%
Co 0.03重量%
Al 0.25重量%
Ti 2.04重量%
Nb 0.27重量%
W 0.1重量%
Fe 残り
で構成される化学組成を有し、
不純物は、
P 0.013重量%以下
S 0.0002重量%以下
B 0.003重量%以下
Bi 0.3ppm以下
Ca 50ppm以下
Mg 30ppm以下
Ag 5ppm以下
Pb 5ppm以下
N 100ppm以下
Sn 50ppm以下
O 50ppm以下
である。
優れた硬度特性、
一般的および局所的腐食の点で優れた防食特性、NACE MR0175による溶液A方法Aにおける優れた限界応力、より高い応力腐食割れ(SCC)耐性、より高い塩化物応力腐食割れ(CSCC)耐性、硫化物応力割れ(SSC)耐性、ガルバニック誘起水素応力割れ(GHSC)耐性、
室温および高温におけるより高い引張特性、
適切な靭性特性、
より高い高および低サイクル疲労特性、
より高いクリープ強度、ならびに
より高い耐酸化性および高温腐食耐性、
の特性を示し、プレミアムニッケル基超合金に匹敵することが有利である。
実施例
Si 0.09重量%
Mn 0.3重量%
Cr 20.4重量%
Ni 36.2重量%
Mo 3.7重量%
Cu 1.41重量%
Co 0.03重量%
Al 0.25重量%
Ti 2.04重量%
Nb 0.27重量%
W 0.1重量%
Fe 残り
で構成される化学組成を有し、
不純物は、
P 0.013重量%以下
S 0.0002重量%以下
B 0.003重量%以下
Bi 0.3ppm以下
Ca 50ppm以下
Mg 30ppm以下
Ag 5ppm以下
Pb 5ppm以下
N 100ppm以下
Sn 50ppm以下
O 50ppm以下
である。
Claims (14)
- ターボ機械部品の製造方法であって、前記方法が、
a)組成物重量を基準として
C 0.005~0.03重量%
Si 0.05~0.5重量%
Mn 0.1~1.0重量%
Cr 19.5~22.5重量%
Ni 34.0~38.0重量%
Mo 3.0~5.0重量%
Cu 1.0~2.0重量%
Co 0.0~1.0重量%
Al 0.01~0.5重量%
Ti 1.8~2.5重量%
Nb 0.2~1.0重量%
W 0.0~1.0重量%
で構成され、残りはFeおよび不純物であり、前記不純物がS 0.0~0.01重量%およびP 0.0~0.025重量%を構成する合金化学組成物を、
真空誘導溶解(VIM)またはアーク電気炉を介して溶解させるステップと、
b)アルゴン酸素脱炭(A.O.D.)、真空誘導脱ガスおよび注ぎ込み(V.I.D.P.)、または真空酸素脱炭(V.O.D.)によって精製するステップと、
c)エレクトロスラグ再溶解(E.S.R.)または真空アーク再溶解(VAR)を介して再溶解させるステップと、
d)前記ステップc)から得られた合金を熱処理して、1020~1150℃の温度で少なくとも1回の熱サイクルにより可溶化を誘導し、その後液体またはガス媒体中で急冷するステップと、
e)2~20時間600~770℃の温度まで加熱し、室温で冷却することによって時効させるステップと
を含む、方法。 - 前記時効のステップe)が、5~10時間720~760℃の温度まで加熱し、室温で冷却することによって実施される、請求項1に記載の方法。
- 前記ステップd)の前に、前記ステップc)から得られた合金を少なくとも6時間1100℃を超える温度で均質化するステップd’)をさらに含む、請求項1または2に記載の方法。
- 前記ステップd)の前および前記ステップd’)の後に、少なくとも1回の塑性変形サイクルによる熱間または冷間塑性変形のステップd’’)をさらに含む、請求項3に記載の方法。
- 得られた合金をさらに噴霧して粉末を生成し、次いで冷間静水圧プレス(CIP)、金属射出成形(MIM)、焼結、熱間静水圧プレス(HIP)、またはMIMおよびHIPプロセスから選択される粉末冶金によって処理する、請求項1乃至4のいずれか1項に記載の方法。
- 請求項1乃至5のいずれか1項に記載の方法によって得られるターボ機械部品であって、前記部品が、合金重量を基準として
C 0.005~0.03重量%
Si 0.05~0.5重量%
Mn 0.1~1.0重量%
Cr 19.5~22.5重量%
Ni 34.0~38.0重量%
Mo 3.0~5.0重量%
Cu 1.0~2.0重量%
Co 0.0~1.0重量%
Al 0.01~0.5重量%
Ti 1.8~2.5重量%
Nb 0.2~1.0重量%
W 0.0~1.0重量%
で構成され、残りはFeおよび不純物であり、前記不純物がS 0.0~0.01重量%およびP 0.0~0.025重量%を構成する化学組成を有し、
29~33HRCの硬度値を有する合金製である、部品。 - 前記合金が、高温、特に200~250℃の範囲で高い腐食耐性を有する、請求項6に記載の部品。
- 前記合金が、高温、特に400~700℃の範囲で、疲労および/またはクリープに対して高い耐性を有する、請求項6または7に記載の部品。
- 前記合金が、合金重量を基準として
C 0.005~0.02重量%
Si 0.05~0.2重量%
Mn 0.1~0.6重量%
Cr 20.0~21.5重量%
Ni 35.0~37.0重量%
Mo 3.5~4.0重量%
Cu 1.2~2.0重量%
Co 0.0~0.2重量%
Al 0.05~0.4重量%
Ti 1.9~2.3重量%
Nb 0.2~0.5重量%
W 0.0~0.6重量%
Fe 30重量%以上
で構成され、残りが不純物であり、前記不純物がS 0.0~0.001重量%およびP 0.0~0.02重量%を構成する化学組成を有する、請求項6乃至8のいずれか1項に記載の部品。 - 前記合金が、合金重量を基準として
C 0.005~0.02重量%
Si 0.06~0.15重量%
Mn 0.2~0.4重量%
Cr 20.2~21.0重量%
Ni 36.0~36.5重量%
Mo 3.6~3.8重量%
Cu 1.3~1.7重量%
Co 0.0~0.1重量%
Al 0.1~0.3重量%
Ti 2.0~2.2重量%
Nb 0.25~0.4重量%
W 0.01~0.4重量%
Fe 30重量%以上
で構成され、残りが不純物であり、前記不純物がS 0.0~0.001重量%およびP 0.0~0.015重量%を構成する化学組成を有する、請求項6乃至9のいずれか1項に記載の部品。 - 前記合金が、
C 0.015重量%
Si 0.09重量%
Mn 0.3重量%
Cr 20.4重量%
Ni 36.2重量%
Mo 3.7重量%
Cu 1.41重量%
Co 0.03重量%
Al 0.25重量%
Ti 2.04重量%
Nb 0.27重量%
W 0.1重量%
Fe 残り
で構成される化学組成を有し、
不純物が、
P 0.013重量%以下
S 0.0002重量%以下
B 0.003重量%以下
Bi 0.3 ppm以下
Ca 50 ppm以下
Mg 30 ppm以下
Ag 5 ppm以下
Pb 5 ppm以下
N 100 ppm以下
Sn 50 ppm以下
O 50 ppm以下
である、請求項10に記載の部品。 - 請求項6乃至11のいずれか1項に記載の少なくとも1つの部品を含むターボ機械。
- 遠心圧縮機または遠心ポンプである、請求項12に記載のターボ機械。
- ガスタービンまたは蒸気タービンである、請求項13に記載のターボ機械。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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IT102016000055824 | 2016-05-30 | ||
ITUA2016A003944A ITUA20163944A1 (it) | 2016-05-30 | 2016-05-30 | Process for making a component of a turbomachine, a component obtainable thereby and turbomachine comprising the same / Processo per ottenere un componente di turbomacchina, componente da esso ottenibile e turbomacchina che lo comprende |
JP2018562163A JP7153567B2 (ja) | 2016-05-30 | 2017-05-25 | ターボ機械部品の製造方法、それによって得られる部品およびそれを備えたターボ機械 |
PCT/EP2017/062716 WO2017207414A1 (en) | 2016-05-30 | 2017-05-25 | Process for making a component of a turbomachine, a component obtainable thereby and turbomachine comprising the same |
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JP (2) | JP7153567B2 (ja) |
KR (2) | KR20190013981A (ja) |
CN (1) | CN109195733A (ja) |
IT (1) | ITUA20163944A1 (ja) |
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IT201800004541A1 (it) * | 2018-04-16 | 2019-10-16 | Procedimento per la produzione di una superlega e superlega ottenuta con il procedimento | |
CN110465667B (zh) * | 2019-09-25 | 2022-04-22 | 广西科技大学 | 一种涡轮增压器叶片及其制备方法 |
JP7333247B2 (ja) * | 2019-11-01 | 2023-08-24 | 三菱重工コンプレッサ株式会社 | アンモニアプラント合成ガス圧縮機トレイン |
US11591683B2 (en) | 2020-02-18 | 2023-02-28 | Pratt & Whitney Canada Corp. | Method of manufacturing nickel based super alloy parts |
CN112359218B (zh) * | 2021-01-13 | 2021-03-30 | 北京科技大学 | 一种细化大尺寸gh4738铸锭中的碳化物的方法 |
CN113444891B (zh) * | 2021-06-08 | 2023-06-09 | 燕山大学 | 一种采用稀土氧化物生产含稀土高温合金的方法 |
CN114875256B (zh) * | 2022-05-09 | 2023-02-24 | 西安航空学院 | 一种精确成分控制的镁硅锡三元合金及感应熔炼方法 |
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EP0136998B1 (de) | 1983-08-10 | 1988-04-06 | Voest-Alpine Stahl Aktiengesellschaft | Nickel-Knetlegierung und Verfahren zur Wärmebehandlung derselben |
US4765956A (en) * | 1986-08-18 | 1988-08-23 | Inco Alloys International, Inc. | Nickel-chromium alloy of improved fatigue strength |
DE59206250D1 (de) | 1992-10-02 | 1996-06-13 | Asea Brown Boveri | Bauelement und Verfahren zur Herstellung dieses Bauelements |
JPH07207401A (ja) * | 1993-12-28 | 1995-08-08 | Sima Sa | ガンマ・プライム相の析出によって硬化されるNi−Fe−Cr−Mo四元素ニッケル基合金および、特に製油工業において使用される腐食抵抗方法 |
JP3424314B2 (ja) * | 1994-02-24 | 2003-07-07 | 大同特殊鋼株式会社 | 耐熱鋼 |
US6110422A (en) * | 1998-07-24 | 2000-08-29 | Inco Alloys International, Inc. | Ductile nickel-iron-chromium alloy |
US5945067A (en) | 1998-10-23 | 1999-08-31 | Inco Alloys International, Inc. | High strength corrosion resistant alloy |
US20020005233A1 (en) | 1998-12-23 | 2002-01-17 | John J. Schirra | Die cast nickel base superalloy articles |
ITMI20022676A1 (it) | 2002-12-18 | 2004-06-19 | Nuovo Pignone Spa | Metodo di fabbricazione per ottenere componenti ad alte |
US6866727B1 (en) | 2003-08-29 | 2005-03-15 | Honeywell International, Inc. | High temperature powder metallurgy superalloy with enhanced fatigue and creep resistance |
CN1273631C (zh) | 2004-12-13 | 2006-09-06 | 沈阳黎明航空发动机(集团)有限责任公司 | 一种高硬度、耐腐蚀合金材料的制备方法 |
DE102006049844A1 (de) | 2006-10-20 | 2008-04-24 | Gkss-Forschungszentrum Geesthacht Gmbh | Verfahren zur Herstellung von Bauteilen für Verbrennungsmotoren oder Turbinen |
CN102492848B (zh) | 2011-12-22 | 2014-10-08 | 张森 | 一种用冷坩埚感应熔炼技术回收NdFeB废料的方法 |
ITVA20130061A1 (it) * | 2013-12-05 | 2015-06-06 | Foroni Spa | Lega invecchiante base nichel contenente cromo, molibdeno, niobio, titanio; avente alte caratteristiche meccaniche ed elevata resistenza alla corrosione in ambienti aggressivi che si possono incontrare nei pozzi per l'estrazione di petrolio e gas nat |
DE102014001329B4 (de) * | 2014-02-04 | 2016-04-28 | VDM Metals GmbH | Verwendung einer aushärtenden Nickel-Chrom-Titan-Aluminium-Legierung mit guter Verschleißbeständigkeit, Kriechfestigkeit, Korrosionsbeständigkeit und Verarbeitbarkeit |
CN106715008A (zh) * | 2014-06-27 | 2017-05-24 | 诺沃皮尼奥内股份有限公司 | 涡轮机的部件、涡轮机和用于制备涡轮机的方法 |
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JP2019523822A (ja) | 2019-08-29 |
RU2018141219A (ru) | 2020-07-10 |
RU2730916C2 (ru) | 2020-08-26 |
RU2018141219A3 (ja) | 2020-07-10 |
ITUA20163944A1 (it) | 2017-11-30 |
WO2017207414A1 (en) | 2017-12-07 |
KR20230062881A (ko) | 2023-05-09 |
CN109195733A (zh) | 2019-01-11 |
US20190201972A1 (en) | 2019-07-04 |
US11780010B2 (en) | 2023-10-10 |
JP7153567B2 (ja) | 2022-10-14 |
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