JP2000514875A - 鉄を主成分とする粉末の製造方法 - Google Patents
鉄を主成分とする粉末の製造方法Info
- Publication number
- JP2000514875A JP2000514875A JP10506861A JP50686198A JP2000514875A JP 2000514875 A JP2000514875 A JP 2000514875A JP 10506861 A JP10506861 A JP 10506861A JP 50686198 A JP50686198 A JP 50686198A JP 2000514875 A JP2000514875 A JP 2000514875A
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- JP
- Japan
- Prior art keywords
- weight
- powder
- carbon
- amount
- content
- 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.)
- Granted
Links
Classifications
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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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—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
- 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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- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
- B22F1/145—Chemical treatment, e.g. passivation or decarburisation
-
- 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
- C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
- C21D3/02—Extraction of non-metals
- C21D3/04—Decarburising
-
- 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
- B22F2201/05—Water or water vapour
-
- 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
- B22F2203/00—Controlling
- B22F2203/03—Controlling for feed-back
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
- Bakery Products And Manufacturing Methods Therefor (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 低酸素で低炭素の、鉄ベース粉末を製造する方法において、 a) 鉄、及び場合により、クロム、マンガン、銅、ニッケル、バナジウム、 ニオブ、硼素、珪素、モリブデン及びタングステンからなる群から選択された少 なくとも一種類の合金用元素から本質的になる粉末を調製し、 b) 少なくともH2及びH2Oガスを含有する雰囲気中で前記粉末をアニーリ ングし、 c) 脱炭工程中に形成された炭素酸化物の少なくとも一種類の濃度を測定し 、或は d) 炉の長手方向に互いに隔てられた予め定められた距離の所に位置する少 なくとも二つの点で本質的に同時に酸素ポテンシャルを測定し、又は e) 炉の中の少なくとも一つの点で酸素ポテンシャルを測定すると共に、c )による濃度を測定し、 f) 工程c)、d)又はe)による測定値を参照して脱炭雰囲気中のH2O ガス含有量を調節する、 諸工程からなる製造方法。 2. 粉末が水噴霧した粉末である、請求項1に記載の方法。 3. 入口領域、アニーリング及び還元領域、及び出口領域を有するベルト炉中 で実施する、請求項1又は2に記載の方法。 4. 連続的且つ向流的に実施する、請求項3に記載の方法。 5. 800〜1200℃の温度で実施する、請求項4に記載の方法。 6. H2Oをアニーリング及び還元領域中の、炭素酸化物の形成が減少する一 つ以上の場所で注入する、請求項5に記載の方法。 7. 炉からの出口ガス中の炭素酸化物の濃度を繰り返し測定し、前記出口ガス 中の炭素酸化物の濃度が本質的に一定になる時の値まで、H2Oの含有量を調節 する、請求項4〜6のいずれか1項に記載の方法。 8. 炭素酸化物が一酸化炭素である、請求項1及び6のいずれか1項に記載の 方法。 9. 水噴霧した粉末が、少なくとも1重量%の、クロム、モリブデン、銅、ニ ッケル、バナジウム、ニオブ、マンガン及び珪素からなる群から選択された元素 を含み、0.1〜0.9重量%、好ましくは0.2〜0.7重量%の炭素含有量 を有し、酸素重量%/炭素重量%が1〜3の間にあり、不純物含有量がせいぜい 0.5%である、請求項2に記載の方法。 10.アニールし、水噴霧し、本質的に炭素を含まない鉄ベース粉末で、鉄の外 に、クロム、モリブデン、銅、ニッケル、バナジウム、ニオブ、マンガン及び珪 素からなる群から選択されたいずれかの元素を少なくとも1重量%含み、酸素含 有量が0.2重量%以下、好ましくは0.15重量%以下であり、炭素含有量が 0.05%以下、好ましくは0.02%以下、最も好ましくは0.015%以下 であり、不純物含有量が0.5%以下である、粉末を製造するための、請求項1 〜9のいずれか1項に記載の方法。 11.クロムを0〜5重量%、好ましくは1〜3重量%の量で含む粉末を製造す るための、請求項1〜10のいずれか1項に記載の方法。 12.モリブデンを0〜5重量%、好ましくは0〜2重量%の量で含む粉末を製 造するための、請求項1〜11のいずれか1項に記載の方法。 13.銅を0〜2重量%、好ましくは0〜1重量%の量で含む粉末を製造するた めの、請求項1〜12のいずれか1項に記載の方法。 14.ニッケルを0〜15重量%、好ましくは0〜5重量%の量で含む粉末を製 造するための、請求項1〜13のいずれか1項に記載の方法。 15.ニオブを0〜1重量%、好ましくは0〜0.25重量%含む粉末を製造す るための、請求項1〜14のいずれか1項に記載の方法。 16.バナジウムを0〜1重量%、好ましくは0〜0.25重量%含む粉末を製 造するための、請求項1〜15のいずれか1項に記載の方法。 17.マンガンを0〜2重量%、好ましくは0〜0.7重量%の量で含む粉末を 製造するための、請求項1〜16のいずれか1項に記載の方法。 18.珪素を0〜1.5重量%、好ましくは0〜1重量%の量で含む粉末を製造 するための、請求項1〜17のいずれか1項に記載の方法。 19.測定を連続的に行う、請求項1〜18のいずれか1項に記載の方法。 20.測定をIR検出器を用いて行う、請求項1〜19のいずれか1項に記載の 方法。 21.鉄の外に、少なくとも1重量%の、クロム、モリブデン、銅、ニッケル、 バナジウム、ニオブ、マンガン及び珪素からなる群から選択された元素を含み、 0.1〜0.9、好ましくは0.2〜0.7重量%の炭素含有量を有し、酸素重 量%/炭素重量%が1〜3の間にあり、不純物含有量がせいぜい0.5%である 、水噴霧粉末。 22.鉄の外に、クロム、モリブデン、銅、ニッケル、バナジウム、ニオブ、マ ンガン及び珪素からなる群から選択されたいずれかの元素を少なくとも1重量% 含み、酸素含有量が0.2重量%以下、好ましくは0.15重量%以下であり、 炭素含有量が0.05%以下、好ましくは0.02%以下、最も好ましくは0. 015%以下であり、不純物含有量が0.5%以下である、アニールし、水噴霧 し、本質的に炭素を含まない粉末。 23.クロムを0〜5重量%、好ましくは1〜3重量%の量で含む、請求項22 に記載の粉末。 24.モリブデンを0〜5重量%、好ましくは0〜2重量%の量で含む請求項2 2に記載の粉末。 25.銅を0〜2重量%、好ましくは0〜1重量%の量で含む、請求項22に記 載の粉末。 26.ニッケルを0〜15重量%、好ましくは0〜5重量%の量で含む、請求項 22に記載の粉末。 27.バナジウムを0〜1重量%、好ましくは0〜0.25重量%含む、請求項 22に記載の粉末。 28.ニオブを0〜1重量%、好ましくは0〜0.25重量%含む、請求項22 に記載の粉末。 29.マンガンを0〜2重量%、、好ましくは0〜0.7重量%の量で含む、請 求項22に記載の粉末。 30.珪素を0〜1.5重量%、好ましくは0〜1重量%の量で含む、請求項22 に記載の粉末。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9602835-2 | 1996-07-22 | ||
SE9602835A SE9602835D0 (sv) | 1996-07-22 | 1996-07-22 | Process for the preparation of an iron-based powder |
PCT/SE1997/001292 WO1998003291A1 (en) | 1996-07-22 | 1997-07-18 | Process for the preparation of an iron-based powder |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000514875A true JP2000514875A (ja) | 2000-11-07 |
JP4225574B2 JP4225574B2 (ja) | 2009-02-18 |
Family
ID=20403447
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50686198A Expired - Fee Related JP4225574B2 (ja) | 1996-07-22 | 1997-07-18 | 鉄を主成分とする粉末の製造方法 |
Country Status (16)
Country | Link |
---|---|
US (1) | US6027544A (ja) |
EP (1) | EP0914224B1 (ja) |
JP (1) | JP4225574B2 (ja) |
KR (1) | KR100497789B1 (ja) |
CN (1) | CN1084650C (ja) |
AT (1) | ATE211040T1 (ja) |
AU (1) | AU707669B2 (ja) |
BR (1) | BR9710396A (ja) |
CA (1) | CA2261235C (ja) |
DE (1) | DE69709360T2 (ja) |
ES (1) | ES2165620T3 (ja) |
PL (1) | PL185570B1 (ja) |
RU (1) | RU2196659C2 (ja) |
SE (1) | SE9602835D0 (ja) |
TW (1) | TW333483B (ja) |
WO (1) | WO1998003291A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101448595B1 (ko) | 2012-10-10 | 2014-10-13 | 주식회사 포스코 | 철계 분말의 제조방법 |
CN105441815A (zh) * | 2015-03-13 | 2016-03-30 | 泉州天智合金材料科技有限公司 | 一种金刚石工具用改性超细低氧水雾化合金粉末制备方法 |
KR20180021150A (ko) | 2015-09-11 | 2018-02-28 | 제이에프이 스틸 가부시키가이샤 | 소결 부재 원료용 합금강분의 제조 방법 |
KR20180021861A (ko) | 2015-09-24 | 2018-03-05 | 제이에프이 스틸 가부시키가이샤 | 소결 부재 원료용 합금 강분의 제조 방법 |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
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SE9702299D0 (sv) | 1997-06-17 | 1997-06-17 | Hoeganaes Ab | Stainless steel powder |
SE9800154D0 (sv) | 1998-01-21 | 1998-01-21 | Hoeganaes Ab | Steel powder for the preparation of sintered products |
US6749662B2 (en) * | 1999-01-29 | 2004-06-15 | Olin Corporation | Steel ballistic shot and production method |
US6261514B1 (en) | 2000-05-31 | 2001-07-17 | Höganäs Ab | Method of preparing sintered products having high tensile strength and high impact strength |
KR100415315B1 (ko) * | 2001-03-24 | 2004-01-16 | 연우인더스트리(주) | 분말야금용 소결 바인더합금 |
US6503290B1 (en) * | 2002-03-01 | 2003-01-07 | Praxair S.T. Technology, Inc. | Corrosion resistant powder and coating |
SE0201824D0 (sv) | 2002-06-14 | 2002-06-14 | Hoeganaes Ab | Pre-alloyed iron based powder |
JP4413549B2 (ja) * | 2002-08-08 | 2010-02-10 | 独立行政法人 日本原子力研究開発機構 | 高温強度に優れたマルテンサイト系酸化物分散強化型鋼の製造方法 |
SE0302427D0 (sv) * | 2003-09-09 | 2003-09-09 | Hoeganaes Ab | Iron based soft magnetic powder |
WO2008153499A1 (en) * | 2007-06-14 | 2008-12-18 | Höganäs Ab (Publ) | Iron-based powder and composition thereof |
US20160258044A1 (en) * | 2007-12-27 | 2016-09-08 | Hoganas Ab (Publ) | Low alloyed steel powder |
EP2235225B1 (en) * | 2007-12-27 | 2016-10-19 | Höganäs Ab (publ) | Low alloyed steel powder |
CA2710513A1 (en) * | 2007-12-27 | 2009-07-09 | Hoganas Ab (Publ) | Low alloyed steel powder |
PL2285996T3 (pl) | 2008-06-06 | 2018-01-31 | Hoeganaes Ab Publ | Proszek stopowy na bazie żelaza |
RU2532221C2 (ru) * | 2009-03-20 | 2014-10-27 | Хеганес Актиеболаг (Пабл) | Железо-ванадиевый порошковый сплав |
CN103084569B (zh) * | 2013-01-04 | 2015-10-07 | 中南大学 | 一种添加剂活化的低合金含量铁基粉末及其制备烧结材料的方法 |
DE102013104806A1 (de) | 2013-05-08 | 2014-11-13 | Sandvik Materials Technology Deutschland Gmbh | Bandofen |
DE102013105628A1 (de) | 2013-05-31 | 2014-12-04 | Sandvik Materials Technology Deutschland Gmbh | Ofenmuffel für einen Glühofen |
CN104148657B (zh) * | 2014-09-03 | 2016-02-03 | 四川理工学院 | 一种利用晶间腐蚀制备高压缩性水雾化合金钢粉的方法 |
US10465268B2 (en) * | 2014-09-16 | 2019-11-05 | Höganäs Ab (Publ) | Pre-alloyed iron-based powder, an iron-based powder mixture containing the pre-alloyed iron-based powder and a method for making pressed and sintered components from the iron-based powder mixture |
JP6112278B1 (ja) | 2015-09-11 | 2017-04-12 | Jfeスチール株式会社 | 粉末冶金用合金鋼粉の製造方法 |
WO2017056512A1 (ja) | 2015-09-30 | 2017-04-06 | Jfeスチール株式会社 | 粉末冶金用合金鋼粉の製造方法 |
KR102022946B1 (ko) | 2015-09-30 | 2019-09-19 | 제이에프이 스틸 가부시키가이샤 | 분말 야금용 합금 강분의 제조 방법 |
JP6112281B1 (ja) | 2015-09-30 | 2017-04-12 | Jfeスチール株式会社 | 粉末冶金用合金鋼粉の製造方法 |
JP6112280B1 (ja) | 2015-09-30 | 2017-04-12 | Jfeスチール株式会社 | 粉末冶金用合金鋼粉の製造方法 |
CN114804837A (zh) * | 2022-03-14 | 2022-07-29 | 中国电子科技集团公司第四十三研究所 | 用于htcc的多层钨金属化氧化铝异形件及其制备方法 |
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-
1996
- 1996-07-22 SE SE9602835A patent/SE9602835D0/xx unknown
- 1996-10-30 TW TW085113264A patent/TW333483B/zh active
-
1997
- 1997-07-18 WO PCT/SE1997/001292 patent/WO1998003291A1/en active IP Right Grant
- 1997-07-18 AT AT97933969T patent/ATE211040T1/de not_active IP Right Cessation
- 1997-07-18 EP EP97933969A patent/EP0914224B1/en not_active Expired - Lifetime
- 1997-07-18 RU RU99103346/02A patent/RU2196659C2/ru not_active IP Right Cessation
- 1997-07-18 ES ES97933969T patent/ES2165620T3/es not_active Expired - Lifetime
- 1997-07-18 BR BR9710396A patent/BR9710396A/pt not_active IP Right Cessation
- 1997-07-18 PL PL97331250A patent/PL185570B1/pl not_active IP Right Cessation
- 1997-07-18 JP JP50686198A patent/JP4225574B2/ja not_active Expired - Fee Related
- 1997-07-18 DE DE69709360T patent/DE69709360T2/de not_active Expired - Fee Related
- 1997-07-18 KR KR10-1999-7000439A patent/KR100497789B1/ko not_active IP Right Cessation
- 1997-07-18 AU AU37140/97A patent/AU707669B2/en not_active Ceased
- 1997-07-18 CN CN97197618A patent/CN1084650C/zh not_active Expired - Fee Related
- 1997-07-18 CA CA002261235A patent/CA2261235C/en not_active Expired - Fee Related
-
1999
- 1999-01-21 US US09/234,515 patent/US6027544A/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101448595B1 (ko) | 2012-10-10 | 2014-10-13 | 주식회사 포스코 | 철계 분말의 제조방법 |
CN105441815A (zh) * | 2015-03-13 | 2016-03-30 | 泉州天智合金材料科技有限公司 | 一种金刚石工具用改性超细低氧水雾化合金粉末制备方法 |
KR20180021150A (ko) | 2015-09-11 | 2018-02-28 | 제이에프이 스틸 가부시키가이샤 | 소결 부재 원료용 합금강분의 제조 방법 |
KR20180021861A (ko) | 2015-09-24 | 2018-03-05 | 제이에프이 스틸 가부시키가이샤 | 소결 부재 원료용 합금 강분의 제조 방법 |
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US6027544A (en) | 2000-02-22 |
KR100497789B1 (ko) | 2005-06-29 |
EP0914224A1 (en) | 1999-05-12 |
CA2261235A1 (en) | 1998-01-29 |
BR9710396A (pt) | 1999-08-17 |
EP0914224B1 (en) | 2001-12-19 |
TW333483B (en) | 1998-06-11 |
WO1998003291A1 (en) | 1998-01-29 |
CN1228726A (zh) | 1999-09-15 |
DE69709360D1 (de) | 2002-01-31 |
CA2261235C (en) | 2008-09-23 |
RU2196659C2 (ru) | 2003-01-20 |
AU707669B2 (en) | 1999-07-15 |
AU3714097A (en) | 1998-02-10 |
PL185570B1 (pl) | 2003-06-30 |
KR20000067948A (ko) | 2000-11-25 |
ES2165620T3 (es) | 2002-03-16 |
CN1084650C (zh) | 2002-05-15 |
PL331250A1 (en) | 1999-07-05 |
ATE211040T1 (de) | 2002-01-15 |
JP4225574B2 (ja) | 2009-02-18 |
DE69709360T2 (de) | 2002-06-20 |
SE9602835D0 (sv) | 1996-07-22 |
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