JP2019151924A - オーステナイト鉄合金を製造する方法 - Google Patents
オーステナイト鉄合金を製造する方法 Download PDFInfo
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- JP2019151924A JP2019151924A JP2019032578A JP2019032578A JP2019151924A JP 2019151924 A JP2019151924 A JP 2019151924A JP 2019032578 A JP2019032578 A JP 2019032578A JP 2019032578 A JP2019032578 A JP 2019032578A JP 2019151924 A JP2019151924 A JP 2019151924A
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- iron alloy
- austenitic iron
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- 229910000640 Fe alloy Inorganic materials 0.000 title claims abstract description 148
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 229910001566 austenite Inorganic materials 0.000 title abstract description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 138
- 239000000843 powder Substances 0.000 claims abstract description 74
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 67
- 239000007789 gas Substances 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 229910001873 dinitrogen Inorganic materials 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000001513 hot isostatic pressing Methods 0.000 claims description 34
- 238000000034 method Methods 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 15
- 229910052799 carbon Inorganic materials 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 12
- 239000011651 chromium Substances 0.000 claims description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 6
- 229910052759 nickel Inorganic materials 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 description 9
- 239000000956 alloy Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 229910001347 Stellite Inorganic materials 0.000 description 4
- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009689 gas atomisation Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000005121 nitriding Methods 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- CXOWYMLTGOFURZ-UHFFFAOYSA-N azanylidynechromium Chemical compound [Cr]#N CXOWYMLTGOFURZ-UHFFFAOYSA-N 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
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- B22F1/0003—
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- 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
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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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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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
- C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
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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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
-
- 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
- C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
-
- 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/24—Nitriding
- C23C8/26—Nitriding of ferrous surfaces
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- 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
- B22F2201/00—Treatment under specific atmosphere
- B22F2201/02—Nitrogen
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- 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
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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
- C21D2241/00—Treatments in a special environment
- C21D2241/01—Treatments in a special environment under pressure
- C21D2241/02—Hot isostatic pressing
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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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- 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
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
- C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
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- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
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- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
オーステナイト鉄合金粉末と1以上の他の相の鉄合金粉末との混合物は、オーステナイト鉄合金粉末とフェライト鉄合金粉末との混合物を含んでいてよい。
オーステナイト鉄合金粉末は、150マイクロメートル以下の寸法を有する粉末粒子を含んでいてよい。
缶は軟鋼缶を含んでいてよい。
窒素富化オーステナイト鉄合金はコバルトを含まない。
かかる部品は原子炉の構成部品であってよい。より一般的には、窒素富化オーステナイト合金は物品を構成することができ、或いは物品の被覆、例えば表面硬化層を構成することができる。
当業者であれば、互いに相容れない場合を除いて、上記の任意の形態に関して記載される特徴は、必要に応じて変更を加えて任意の他の形態に適用することができることを認識するであろう。更に、互いに相容れない場合を除いて、ここに記載する任意の特徴は、任意の形態に適用することができ、及び/又はここに記載する任意の他の特徴と組み合わせることができる。
Claims (16)
- オーステナイト鉄合金を製造する方法であって、オーステナイト鉄合金粉末を缶内に配置すること;前記缶から空気及び他の気体を排出すること;前記缶中に窒素ガスを供給すること;前記缶を封止し、次に前記缶内において前記オーステナイト鉄合金粉末を熱間等方圧加圧して、前記オーステナイト鉄合金粉末中に前記窒素を拡散させて、窒素富化オーステナイト鉄合金バーを製造すること;及び前記窒素富化オーステナイト鉄合金バーから前記缶を除去すること;を含み、前記窒素富化オーステナイト鉄合金は、12〜41重量%のクロム、7〜9重量%のマンガン、4〜5重量%のケイ素、4〜6重量%のニッケル、2.5重量%以下の炭素、0.2重量%未満の窒素、並びに残余量の鉄及び不可避的不純物から構成される上記方法。
- 前記オーステナイト鉄合金粉末が150マイクロメートル以下の寸法を有する粉末粒子を含む、請求項1に記載の方法。
- 前記オーステナイト鉄合金粉末が50マイクロメートル以上の寸法を有する粉末粒子を含む、請求項1又は請求項2に記載の方法。
- 前記缶が軟鋼缶を含む、請求項1〜3のいずれかに記載の方法。
- 前記オーステナイト鉄合金粉末を前記缶内において1000℃〜1200℃の温度で熱間等方圧加圧することを含む、請求項1〜4のいずれかに記載の方法。
- 前記オーステナイト鉄合金粉末を前記缶内において1110℃〜1130℃の温度で熱間等方圧加圧することを含む、請求項1〜5のいずれかに記載の方法。
- 前記オーステナイト鉄合金粉末を前記缶内において1120℃の温度で熱間等方圧加圧することを含む、請求項6に記載の方法。
- 前記オーステナイト鉄合金粉末を前記缶内において80MPa〜140MPaの圧力で熱間等方圧加圧することを含む、請求項1〜7のいずれかに記載の方法。
- 前記オーステナイト鉄合金粉末を前記缶内において90MPa〜110MPaの圧力で熱間等方圧加圧することを含む、請求項1〜8のいずれかに記載の方法。
- 前記オーステナイト鉄合金粉末を前記缶内において100MPaの圧力で熱間等方圧加圧することを含む、請求項9に記載の方法。
- 前記窒素富化オーステナイト鉄合金が、28重量%のクロム、9重量%のマンガン、5重量%のケイ素、6重量%のニッケル、2.5重量%以下の炭素、0.2重量%未満の窒素、並びに残余量の鉄及び不可避的不純物から構成される、請求項1〜10のいずれかに記載の方法。
- 前記窒素富化オーステナイト鉄合金が0.8〜1.2重量%の炭素から構成される、請求項1〜11のいずれかに記載の方法。
- 前記窒素富化オーステナイト鉄合金が1.7〜2.0重量%の炭素から構成される、請求項1〜12のいずれかに記載の方法。
- 前記窒素富化オーステナイト鉄合金が2.2〜2.5重量%の炭素から構成される、請求項1〜12のいずれかに記載の方法。
- 前記窒素富化オーステナイト鉄合金を用いて物品を製造するか又は物品上に被覆を与えることを含む、請求項1〜14のいずれかに記載の方法。
- 前記物品又は被覆物品が原子炉の構成部品である、請求項15に記載の方法。
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GBGB1803142.7A GB201803142D0 (en) | 2018-02-27 | 2018-02-27 | A method of manufacturing an austenitc iron alloy |
GB1803142.7 | 2018-02-27 |
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EP (1) | EP3530383B1 (ja) |
JP (1) | JP7242344B2 (ja) |
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Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5030727A (ja) * | 1973-05-14 | 1975-03-27 | ||
JPS60190552A (ja) * | 1984-03-12 | 1985-09-28 | Sumitomo Metal Ind Ltd | 焼結ステンレス鋼およびその製造方法 |
JPS61227153A (ja) * | 1985-03-29 | 1986-10-09 | Sumitomo Metal Ind Ltd | 高窒素含有オ−ステナイト系焼結合金およびその製造方法 |
JPS6237346A (ja) * | 1985-08-09 | 1987-02-18 | Sumitomo Metal Ind Ltd | 高窒素含有オーステナイト系焼結ステンレス鋼およびその製造方法 |
US4803045A (en) * | 1986-10-24 | 1989-02-07 | Electric Power Research Institute, Inc. | Cobalt-free, iron-base hardfacing alloys |
JPH01230754A (ja) * | 1988-03-04 | 1989-09-14 | Electric Power Res Inst Inc | コバルトを含まない鉄基表面硬化合金 |
JP2002275602A (ja) * | 2001-03-21 | 2002-09-25 | Kobe Steel Ltd | コーティング性に優れた粉末高速度鋼および高速度鋼工具 |
JP2013542316A (ja) * | 2010-08-25 | 2013-11-21 | シーアールエス ホールディングス,インコーポレイテッド | 処理可能な高熱中性子吸収Fe基合金 |
CN103801691A (zh) * | 2014-01-15 | 2014-05-21 | 安泰科技股份有限公司 | 具有回转体形式的含氮不锈钢制品及其制备方法 |
WO2016006280A1 (ja) * | 2014-07-07 | 2016-01-14 | 株式会社日立製作所 | オーステナイト系ステンレス鋼とその製造方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61201706A (ja) | 1985-03-01 | 1986-09-06 | Sumitomo Metal Ind Ltd | 継目無し焼結鋼管およびその製造方法 |
SE462837B (sv) | 1988-07-04 | 1990-09-10 | Kloster Speedsteel Ab | Saett att pulvermetallurgiskt framstaella ett kvaevelegerat staal |
TWI341337B (en) | 2003-01-07 | 2011-05-01 | Cabot Corp | Powder metallurgy sputtering targets and methods of producing same |
SE526249C2 (sv) | 2003-12-05 | 2005-08-02 | Erasteel Kloster Ab | Stålmaterial samt användning av detta material |
US8337749B2 (en) * | 2007-12-20 | 2012-12-25 | Ati Properties, Inc. | Lean austenitic stainless steel |
CN101342591B (zh) * | 2008-08-29 | 2010-09-29 | 安泰科技股份有限公司 | 粉末冶金含氮不锈钢零件的制备方法 |
CN101353768B (zh) * | 2008-09-26 | 2010-09-01 | 北京科技大学 | 一种含氮无镍不锈钢及其粉末冶金成形工艺 |
US8182617B2 (en) | 2010-10-04 | 2012-05-22 | Moyer Kenneth A | Nitrogen alloyed stainless steel and process |
CN102828097A (zh) * | 2012-09-16 | 2012-12-19 | 北京科技大学 | 用机械合金化法制备含氮ods无镍奥氏体合金的方法 |
FR3005882B1 (fr) | 2013-05-22 | 2015-06-26 | Aubert & Duval Sa | Procede de fabrication par metallurgie des poudres d'une piece metallique, et piece en acier ainsi obtenue, et conteneur pour la mise en oeuvre de ce procede |
WO2017068153A1 (en) | 2015-10-23 | 2017-04-27 | Sandvik Intellectual Property Ab | A process of manufacturing cermet or cemeted carbide component |
US20190055633A1 (en) * | 2017-08-16 | 2019-02-21 | U.S. Army Research Laboratory Attn: Rdrl-Loc-I | Methods and compositions for improved low alloy high nitrogen steels |
-
2018
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Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5030727A (ja) * | 1973-05-14 | 1975-03-27 | ||
JPS60190552A (ja) * | 1984-03-12 | 1985-09-28 | Sumitomo Metal Ind Ltd | 焼結ステンレス鋼およびその製造方法 |
JPS61227153A (ja) * | 1985-03-29 | 1986-10-09 | Sumitomo Metal Ind Ltd | 高窒素含有オ−ステナイト系焼結合金およびその製造方法 |
JPS6237346A (ja) * | 1985-08-09 | 1987-02-18 | Sumitomo Metal Ind Ltd | 高窒素含有オーステナイト系焼結ステンレス鋼およびその製造方法 |
US4803045A (en) * | 1986-10-24 | 1989-02-07 | Electric Power Research Institute, Inc. | Cobalt-free, iron-base hardfacing alloys |
JPH01230754A (ja) * | 1988-03-04 | 1989-09-14 | Electric Power Res Inst Inc | コバルトを含まない鉄基表面硬化合金 |
JP2002275602A (ja) * | 2001-03-21 | 2002-09-25 | Kobe Steel Ltd | コーティング性に優れた粉末高速度鋼および高速度鋼工具 |
JP2013542316A (ja) * | 2010-08-25 | 2013-11-21 | シーアールエス ホールディングス,インコーポレイテッド | 処理可能な高熱中性子吸収Fe基合金 |
CN103801691A (zh) * | 2014-01-15 | 2014-05-21 | 安泰科技股份有限公司 | 具有回转体形式的含氮不锈钢制品及其制备方法 |
WO2016006280A1 (ja) * | 2014-07-07 | 2016-01-14 | 株式会社日立製作所 | オーステナイト系ステンレス鋼とその製造方法 |
Non-Patent Citations (2)
Title |
---|
J. W. SIMMONS ET AL: "Microstructural characterization of as-cast high-nitrogen Fe-15Cr-15Ni alloys", JOURNAL OF MATERIALS SCIENCE, vol. 27・22, JPN7022004494, 1992, US, pages 6105 - 6115, ISSN: 0004875966 * |
OHRINER ET AL: "The Chemistry and Structure of Wear-Resistant, Iron-Base Hardfacing Alloys", METALLURGICAL TRANSACTIONS, vol. 22A, JPN7022004493, 1991, pages 983 - 991, XP000249803, ISSN: 0004875965 * |
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Publication number | Publication date |
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EP3530383A1 (en) | 2019-08-28 |
PL3530383T3 (pl) | 2021-04-19 |
US11007571B2 (en) | 2021-05-18 |
US20190264303A1 (en) | 2019-08-29 |
CN110193598B (zh) | 2023-03-10 |
HUE053001T2 (hu) | 2021-06-28 |
EP3530383B1 (en) | 2020-12-16 |
CN110193598A (zh) | 2019-09-03 |
GB201803142D0 (en) | 2018-04-11 |
JP7242344B2 (ja) | 2023-03-20 |
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