JP6105626B2 - 強加工プロセスにより形成される構成部品の焼割れを予測する方法 - Google Patents
強加工プロセスにより形成される構成部品の焼割れを予測する方法 Download PDFInfo
- Publication number
- JP6105626B2 JP6105626B2 JP2014550389A JP2014550389A JP6105626B2 JP 6105626 B2 JP6105626 B2 JP 6105626B2 JP 2014550389 A JP2014550389 A JP 2014550389A JP 2014550389 A JP2014550389 A JP 2014550389A JP 6105626 B2 JP6105626 B2 JP 6105626B2
- Authority
- JP
- Japan
- Prior art keywords
- strain
- alloy
- heat treatment
- component
- triaxiality
- 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.)
- Expired - Fee Related
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
-
- 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
- C22F1/002—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working by rapid cooling or quenching; cooling agents used therefor
-
- 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
- F01D5/02—Blade-carrying members, e.g. rotors
-
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
-
- 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
- F01D5/34—Rotor-blade aggregates of unitary construction, e.g. formed of sheet laminae
-
- 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
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/25—Manufacture essentially without removing material by forging
-
- 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
- F05D2230/00—Manufacture
- F05D2230/40—Heat treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Heat Treatment Of Articles (AREA)
- Forging (AREA)
Description
12 外側リム
14 ボア
16 ウェブ
18 ボア孔
Claims (8)
- 合金で形成された構成部品を熱処理するプロセスであって、
前記合金の一軸歪み試験データを
に入力することにより、析出強化された合金に対する三軸度係数を算出するステップと、
算出された前記三軸度係数(FT)を下記式:
に入力することにより、多軸荷重に対する破壊時の相当歪みを算出するステップと、
算出された前記多軸荷重に対する破壊時の相当歪み(εf)に複数の熱処理温度及び冷却経路のデータを入力することにより、前記構成部品のモデルにおいて応力、歪み、及び残留応力パターンを算出し、当該算出された応力、歪み、及び残留応力のパターンが、算出された前記多軸荷重に対する破壊時の相当歪みを下回るような熱処理温度及び冷却経路を選択するステップと、
その後、前記構成部品を前記選択された熱処理温度まで加熱し、前記選択された前記冷却経路により前記構成部品を急冷するステップと、
を含むプロセス。 - 前記析出強化された合金が、ガンマプライム析出物を含むニッケル基合金である、請求項1に記載のプロセス。
- 前記三軸度係数を算出するステップ前に、前記一軸歪み試験データを取得するために、前記合金に対して一軸歪み試験を行うステップを更に含む、請求項1又は2に記載のプロセス。
- 前記加熱するステップの前記温度が、前記析出強化された合金のスーパーソルバス温度である、請求項1乃至3のいずれか1項に記載のプロセス。
- 前記析出強化された合金は、1150℃よりも高いソルバス温度で、ガンマプライム体積率が49%以上である、請求項1乃至4のいずれか1項に記載のプロセス。
- 前記構成部品の一部が、前記加熱するステップ後に他の部分と異なる平均粒径を有する、請求項1乃至5のいずれか1項に記載のプロセス。
- 前記構成部品が、ガスタービンエンジンの回転構成部品である、請求項1乃至6のいずれか1項に記載のプロセス。
- 前記回転構成部品がタービンディスク(10)である、請求項7に記載のプロセス。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161581354P | 2011-12-29 | 2011-12-29 | |
US61/581,354 | 2011-12-29 | ||
US13/721,984 | 2012-12-20 | ||
US13/721,984 US20130167979A1 (en) | 2011-12-29 | 2012-12-20 | Method of predicting quench cracking in components formed by high deformation processes |
PCT/US2012/071122 WO2013101692A1 (en) | 2011-12-29 | 2012-12-21 | Method of predicting quench cracking in components formed by high deformation processes |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015507701A JP2015507701A (ja) | 2015-03-12 |
JP6105626B2 true JP6105626B2 (ja) | 2017-03-29 |
Family
ID=48693889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014550389A Expired - Fee Related JP6105626B2 (ja) | 2011-12-29 | 2012-12-21 | 強加工プロセスにより形成される構成部品の焼割れを予測する方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130167979A1 (ja) |
EP (1) | EP2798093A1 (ja) |
JP (1) | JP6105626B2 (ja) |
CN (1) | CN104136635B (ja) |
BR (1) | BR112014016065A2 (ja) |
CA (1) | CA2860214A1 (ja) |
WO (1) | WO2013101692A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10253401B2 (en) * | 2016-09-16 | 2019-04-09 | GM Global Technology Operations LLC | Method for relieving residual stress in cast-in-place liners of HPDC engine blocks |
GB2565063B (en) | 2017-07-28 | 2020-05-27 | Oxmet Tech Limited | A nickel-based alloy |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4820358A (en) * | 1987-04-01 | 1989-04-11 | General Electric Company | Method of making high strength superalloy components with graded properties |
US6409853B1 (en) * | 1999-10-25 | 2002-06-25 | General Electric Company | Large forging manufacturing process |
GB0028215D0 (en) * | 2000-11-18 | 2001-01-03 | Rolls Royce Plc | Nickel alloy composition |
US6904365B2 (en) * | 2003-03-06 | 2005-06-07 | Schlumberger Technology Corporation | Methods and systems for determining formation properties and in-situ stresses |
US7763129B2 (en) * | 2006-04-18 | 2010-07-27 | General Electric Company | Method of controlling final grain size in supersolvus heat treated nickel-base superalloys and articles formed thereby |
JP4867679B2 (ja) * | 2007-01-30 | 2012-02-01 | 株式会社Ihi | 非線形破壊力学パラメータの算出方法及び評価方法 |
JP5034583B2 (ja) * | 2007-03-16 | 2012-09-26 | 住友金属工業株式会社 | 二相ステンレス鋼片の熱処理方法 |
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 |
GB0918020D0 (en) * | 2009-10-15 | 2009-12-02 | Rolls Royce Plc | A method of forging a nickel base superalloy |
GB201022127D0 (en) * | 2010-12-31 | 2011-02-02 | Element Six Production Pty Ltd | A superhard structure and method of making same |
-
2012
- 2012-12-20 US US13/721,984 patent/US20130167979A1/en not_active Abandoned
- 2012-12-21 CN CN201280065599.6A patent/CN104136635B/zh not_active Expired - Fee Related
- 2012-12-21 BR BR112014016065A patent/BR112014016065A2/pt not_active Application Discontinuation
- 2012-12-21 EP EP12818739.0A patent/EP2798093A1/en not_active Ceased
- 2012-12-21 JP JP2014550389A patent/JP6105626B2/ja not_active Expired - Fee Related
- 2012-12-21 CA CA2860214A patent/CA2860214A1/en not_active Abandoned
- 2012-12-21 WO PCT/US2012/071122 patent/WO2013101692A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2013101692A1 (en) | 2013-07-04 |
JP2015507701A (ja) | 2015-03-12 |
US20130167979A1 (en) | 2013-07-04 |
EP2798093A1 (en) | 2014-11-05 |
CN104136635A (zh) | 2014-11-05 |
BR112014016065A2 (pt) | 2017-08-08 |
CN104136635B (zh) | 2016-06-22 |
CA2860214A1 (en) | 2013-07-04 |
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