JP2021195578A - 鉄合金の製造方法 - Google Patents
鉄合金の製造方法 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 239000000956 alloy Substances 0.000 title abstract description 10
- 229910045601 alloy Inorganic materials 0.000 title abstract description 9
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title abstract 6
- 239000010410 layer Substances 0.000 claims abstract description 136
- 239000000843 powder Substances 0.000 claims abstract description 58
- 239000002994 raw material Substances 0.000 claims abstract description 53
- 239000002344 surface layer Substances 0.000 claims abstract description 14
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 146
- 229910000734 martensite Inorganic materials 0.000 claims description 43
- 230000009466 transformation Effects 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 28
- 230000008569 process Effects 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 238000010030 laminating Methods 0.000 claims description 6
- 238000010894 electron beam technology Methods 0.000 claims description 4
- 229910001021 Ferroalloy Inorganic materials 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims 1
- 230000000996 additive effect Effects 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract description 31
- 230000000717 retained effect Effects 0.000 abstract description 10
- 238000003475 lamination Methods 0.000 abstract 1
- 230000001629 suppression Effects 0.000 abstract 1
- 229910001566 austenite Inorganic materials 0.000 description 23
- 230000000052 comparative effect Effects 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 230000008859 change Effects 0.000 description 9
- 238000005496 tempering Methods 0.000 description 5
- 230000001678 irradiating effect Effects 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000002844 melting Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 229910001562 pearlite Inorganic materials 0.000 description 3
- 238000001931 thermography Methods 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 229910001563 bainite Inorganic materials 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/37—Process control of powder bed aspects, e.g. density
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0207—Using a mixture of prealloyed powders or a master alloy
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/80—Data acquisition or data processing
- B22F10/85—Data acquisition or data processing for controlling or regulating additive manufacturing processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y80/00—Products made by additive manufacturing
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- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
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- 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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
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- B22F2203/00—Controlling
- B22F2203/11—Controlling temperature, temperature profile
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- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/35—Iron
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- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
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- 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
- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
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- 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
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- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
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- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Automation & Control Theory (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Powder Metallurgy (AREA)
- Laser Beam Processing (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
ここで、Msはマルテンサイト変態開始温度を、αは所定値をそれぞれ表している。
ここで、Mfはマルテンサイト変態終了温度を、βは所定値をそれぞれ表している。
2 レーザ発振器
2a レーザビーム
6 ベースプレート(ベース台)
20 原料粉体
30 鉄合金製品
Claims (4)
- 鉄合金を金属積層造形法によって製造する鉄合金の製造方法であって、
レーザビーム及び電子ビームの一方を鉄合金の原料粉体に照射し、当該原料粉体を溶融させることにより、鉄合金層をベース台上に積層しながら造形する造形工程と、
当該造形工程の実行中、当該造形工程で造形された前記鉄合金層の表層から所定数の積層までの鉄合金層温度T1が、Ms≦T1≦Ms+α(Msはマルテンサイト変態開始温度、αは所定値)の範囲内に保持されるように、当該鉄合金層温度T1を制御する第1温度制御工程と、
前記造形工程の実行中、前記ベース台の温度T2が、Mf−β≦T2≦Mf(Mfはマルテンサイト変態終了温度、βは所定値)の範囲内に保持されるように、前記ベース台の温度T2を制御する第2温度制御工程と、
を実行することを特徴とする鉄合金の製造方法。 - 請求項1に記載の鉄合金の製造方法において、
前記第2温度制御工程において、室温が前記マルテンサイト変態終了温度Mfよりも高い場合には、前記ベース台の温度T2が当該室温に保持されるように、前記ベース台の温度T2を制御することを特徴とする鉄合金の製造方法。 - 請求項1又は2に記載の鉄合金の製造方法において、
前記αは、0〜50℃の範囲内の値であることを特徴とする鉄合金の製造方法。 - 請求項1ないし3のいずれかに記載の鉄合金の製造方法において、
前記βは、0〜50℃の範囲内の値であることを特徴とする鉄合金の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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JP2020100948A JP7406460B2 (ja) | 2020-06-10 | 2020-06-10 | 鉄合金の製造方法 |
US17/341,615 US20210388473A1 (en) | 2020-06-10 | 2021-06-08 | Iron alloy manufacturing method |
CN202110638355.3A CN113770378A (zh) | 2020-06-10 | 2021-06-08 | 铁合金的制造方法 |
GB2108313.4A GB2595976A (en) | 2020-06-10 | 2021-06-10 | Iron alloy manufacturing method |
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JP2020100948A JP7406460B2 (ja) | 2020-06-10 | 2020-06-10 | 鉄合金の製造方法 |
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JP2021195578A true JP2021195578A (ja) | 2021-12-27 |
JP7406460B2 JP7406460B2 (ja) | 2023-12-27 |
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JP (1) | JP7406460B2 (ja) |
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JP5653657B2 (ja) * | 2010-06-09 | 2015-01-14 | パナソニック株式会社 | 三次元形状造形物の製造方法、得られる三次元形状造形物および成形品の製造方法 |
TWI626169B (zh) * | 2015-01-16 | 2018-06-11 | Microjet Technology Co., Ltd | 快速成型裝置之列印模組之噴液晶片 |
US10688596B2 (en) * | 2015-12-18 | 2020-06-23 | Illinois Tool Works Inc. | Wire manufactured by additive manufacturing methods |
CN107214336B (zh) * | 2017-06-16 | 2019-07-30 | 东北大学 | 一种利用激光选区熔化技术制备24CrNiMo贝氏体合金钢的方法 |
JP6560775B1 (ja) | 2018-02-27 | 2019-08-14 | 株式会社ソディック | 積層造形装置および積層造形物の製造方法 |
KR102151445B1 (ko) * | 2017-08-30 | 2020-09-03 | 가부시키가이샤 소딕 | 적층 조형 장치 및 적층 조형물의 제조 방법 |
JP6295001B1 (ja) | 2017-08-30 | 2018-03-14 | 株式会社ソディック | 積層造形装置および積層造形物の製造方法 |
JP6556296B1 (ja) | 2018-05-31 | 2019-08-07 | 株式会社ソディック | 積層造形物の製造方法 |
JP6564108B1 (ja) * | 2018-06-07 | 2019-08-21 | 株式会社ソディック | 三次元造形物の製造方法 |
CN109175370B (zh) * | 2018-11-01 | 2020-05-12 | 河北工业大学 | 一种具有磁场调控马氏体相变的复合材料的制备方法 |
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GB2595976A (en) | 2021-12-15 |
US20210388473A1 (en) | 2021-12-16 |
CN113770378A (zh) | 2021-12-10 |
GB202108313D0 (en) | 2021-07-28 |
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