JP2019518871A - 鋼材の製造方法および鋼材 - Google Patents
鋼材の製造方法および鋼材 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
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- C21D1/18—Hardening; Quenching with or without subsequent tempering
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- C21D6/00—Heat treatment of ferrous alloys
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- C21D6/00—Heat treatment of ferrous alloys
- C21D6/007—Heat treatment of ferrous alloys containing Co
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0247—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
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- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
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- C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
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- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
- C22C38/105—Ferrous alloys, e.g. steel alloys containing cobalt containing Co and Ni
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- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
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- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
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- 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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- C21D2211/00—Microstructure comprising significant phases
- C21D2211/001—Austenite
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- C21D2211/00—Microstructure comprising significant phases
- C21D2211/008—Martensite
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Abstract
Description
図面において:
Claims (10)
- 鋼材、特にポンプ等のための耐食性鋼材の製造方法であって、以下の分析(wt%において):
C<0.050;
Si<0.70;
Mn<1.00;
P<0.030;
S<0.010;
Cr=14〜15.50;
Mo=0.30〜0.60;
Ni=4.50〜5.50;
V<0.20;
W<0.20;
Cu=2.50〜4.00;
Co<0.30;
Ti<0.05;
Al<0.05;
Nb<0.05;
Ta<0.05;
N<0.05;
ならびに残りは鉄および溶融関連不純物である、
に相当する鋼を溶融する、前記方法。 - 前記鋼材を、従来的に、またはESUもしくはVLBOを用いて溶融し、800℃〜1250℃で生成し;熱処理を、溶液焼きなましで850℃〜1050℃で行い、続いて、要求される機械的特性に依存して450℃〜600℃、好ましくは450℃〜520℃で硬化、冷却し、焼き戻すことを特徴とする、請求項1に記載の方法。
- 材料を以下の分析:
C<0.030;
Si<0.40;
Mn<0.60;
P<0.025;
S<0.005;
Cr=14.20〜14.60;
Mo≦0.30〜0.45;
Ni=4.80〜5.20;
V<0.10;
W<0.10;
Cu=3.00〜3.70;
Co<0.15;
Ti<0.010;
Al<0.030;
Nb<0.02;
Ta<0.02;
N<0.02;
ならびに残りは鉄および溶融関連不純物である、
で溶融することを特徴とする、請求項1または2に記載の方法。 - 前記ニオブ含有量が硬度低下硬質相を回避するのに十分に低いことを特徴とする、請求項1〜3のいずれか一項に記載の方法。
- 前記熱処理、前記硬化、前記冷却、および前記焼き戻しを、構造が次いで最大で1%のデルタフェライトを有するマルテンサイトから構成され、一次硬質相を含まず、焼き戻したオーステナイト含有量が合計で最大8%であるように行うことを特徴とする、請求項1〜4のいずれか一項に記載の方法。
- 特にポンプ等を製造するための材料、特に請求項1〜5のいずれか一項に記載の方法を用いて製造した鋼材であって、前記鋼材が以下の分析:
C<0.050;
Si<0.70;
Mn<1.00;
P<0.030;
S<0.010;
Cr=14〜15.50;
Mo=0.30〜0.60;
Ni=4.50〜5.50;
V<0.20;
W<0.20;
Cu=2.50〜4.00;
Co<0.30;
Ti<0.05;
Al<0.05;
Nb<0.05;
Ta<0.05;
N<0.05
を有することを特徴とする、前記材料。 - 前記材料が以下の分析:
C<0.030;
Si<0.40;
Mn<0.60;
P<0.025;
S<0.005;
Cr=14.20〜14.60;
Mo≦0.30〜0.45;
Ni=4.80〜5.20;
V<0.10;
W<0.10;
Cu=3.00〜3.70;
Co<0.15;
Ti<0.010;
Al<0.030;
Nb<0.02;
Ta<0.02;
N<0.02;
を有することを特徴とする、請求項6に記載の材料。 - 前記材料の構造が最大で1%のデルタフェライトを有するマルテンサイトから構成され、前記構造が特にニオブ、タンタル、チタン、またはバナジウムに基づく一次硬質相を含まず、焼き戻したオーステナイト含有量が最大で8%であることを特徴とする、請求項6または7に記載の材料。
- 前記材料を従来の方法で、またはESUもしくはVLBO法を使用して溶融することを特徴とする、請求項6〜8のいずれか一項に記載の材料。
- 520℃の焼き戻し温度において、前記材料が−40℃で70Jを超える硬度と共に約1000MPaの降伏強度を達成し、485℃の焼き戻し温度において、前記材料が−40℃で60Jを超える硬度と共に約1100MPaの降伏強度を達成することを特徴とする、請求項6〜9のいずれか一項に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102016109253.3A DE102016109253A1 (de) | 2016-05-19 | 2016-05-19 | Verfahren zum Herstellen eines Stahlwerkstoffs und Stahlwerksstoff |
| DE102016109253.3 | 2016-05-19 | ||
| PCT/EP2017/061290 WO2017198530A1 (de) | 2016-05-19 | 2017-05-11 | Verfahren zum herstellen eines stahlwerkstoffs und stahlwerksstoff |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2019518871A true JP2019518871A (ja) | 2019-07-04 |
| JP6836280B2 JP6836280B2 (ja) | 2021-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018560954A Active JP6836280B2 (ja) | 2016-05-19 | 2017-05-11 | 鋼材の製造方法および鋼材 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US11486015B2 (ja) |
| EP (1) | EP3458623B1 (ja) |
| JP (1) | JP6836280B2 (ja) |
| KR (1) | KR20190009335A (ja) |
| CN (1) | CN109689913A (ja) |
| AU (1) | AU2017267098B2 (ja) |
| BR (1) | BR112018073760B1 (ja) |
| CA (1) | CA3024661C (ja) |
| DE (1) | DE102016109253A1 (ja) |
| SG (1) | SG11201810271VA (ja) |
| WO (1) | WO2017198530A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021084025A1 (de) | 2019-10-31 | 2021-05-06 | Deutsche Edelstahlwerke Specialty Steel Gmbh & Co. Kg | Korrosionsbeständiger und ausscheidungshärtender stahl, verfahren zur herstellung eines stahlbauteils und stahlbauteil |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06299301A (ja) * | 1993-04-09 | 1994-10-25 | Nkk Corp | 110Ksi グレードの高強度耐食性マルテンサイト系ステンレス鋼管 |
| JPH07166303A (ja) * | 1993-10-22 | 1995-06-27 | Nkk Corp | 耐応力腐食割れ性に優れた高強度マルテンサイト系ステンレス鋼とその製造方法 |
| US5496421A (en) * | 1993-10-22 | 1996-03-05 | Nkk Corporation | High-strength martensitic stainless steel and method for making the same |
| CN104328353A (zh) * | 2014-12-01 | 2015-02-04 | 什邡新工金属材料有限公司 | 一种稀土型0Cr17Ni4Cu4Nb马氏体沉淀硬化不锈钢及其制备方法 |
| WO2017168874A1 (ja) * | 2016-03-29 | 2017-10-05 | Jfeスチール株式会社 | 油井用高強度ステンレス継目無鋼管 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1553841B2 (de) * | 1966-03-22 | 1974-06-06 | Wuerttembergische Metallwarenfabrik, 7340 Geislingen | Verwendung einer austenitischen kaltverfestigten Edelstahl-Legierung für Messerklingen |
| US3622307A (en) * | 1968-05-15 | 1971-11-23 | Armco Steel Corp | Precipitation-hardenable chromium-nickel stainless steel |
| US3574601A (en) * | 1968-11-27 | 1971-04-13 | Carpenter Technology Corp | Corrosion resistant alloy |
| AT377785B (de) * | 1983-06-28 | 1985-04-25 | Ver Edelstahlwerke Ag | Chromhaeltige legierung |
| US4769213A (en) | 1986-08-21 | 1988-09-06 | Crucible Materials Corporation | Age-hardenable stainless steel having improved machinability |
| DE3825634C2 (de) * | 1988-07-28 | 1994-06-30 | Thyssen Stahl Ag | Verfahren zur Erzeugung von Warmbad oder Grobblechen |
| JP2672437B2 (ja) * | 1992-09-07 | 1997-11-05 | 新日本製鐵株式会社 | 耐食性に優れたマルテンサイト系ステンレス鋼継目無鋼管の製造法 |
| JPH07179943A (ja) | 1993-12-22 | 1995-07-18 | Nippon Steel Corp | 耐食性に優れた高靭性マルテンサイト系ステンレス鋼継目無鋼管の製造法 |
| JP3446394B2 (ja) * | 1995-05-11 | 2003-09-16 | 大同特殊鋼株式会社 | 析出硬化型ステンレス鋼 |
| ES2228483T3 (es) * | 1999-03-08 | 2005-04-16 | Crs Holdings, Inc. | Acero inoxidable endurecible por solubilizacion de un componente de maquinabilidad reforzada para aplicaciones criticas. |
| KR100784888B1 (ko) * | 2000-08-01 | 2007-12-11 | 닛신 세이코 가부시키가이샤 | 자동차용 스테인리스강 연료탱크 |
| JP2002173742A (ja) * | 2000-12-04 | 2002-06-21 | Nisshin Steel Co Ltd | 形状平坦度に優れた高強度オーステナイト系ステンレス鋼帯およびその製造方法 |
| JP3696552B2 (ja) * | 2001-04-12 | 2005-09-21 | 日新製鋼株式会社 | 加工性,冷間鍛造性に優れた軟質ステンレス鋼板 |
| JP4240189B2 (ja) * | 2001-06-01 | 2009-03-18 | 住友金属工業株式会社 | マルテンサイト系ステンレス鋼 |
| JP4144283B2 (ja) * | 2001-10-18 | 2008-09-03 | 住友金属工業株式会社 | マルテンサイト系ステンレス鋼 |
| JP5744575B2 (ja) * | 2010-03-29 | 2015-07-08 | 新日鐵住金ステンレス株式会社 | 複相組織ステンレス鋼鋼板および鋼帯、製造方法 |
| WO2014112353A1 (ja) * | 2013-01-16 | 2014-07-24 | Jfeスチール株式会社 | 油井用ステンレス継目無鋼管およびその製造方法 |
| BR102014005015A8 (pt) * | 2014-02-28 | 2017-12-26 | Villares Metals S/A | aço inoxidável martensítico-ferrítico, produto manufaturado, processo para a produção de peças ou barras forjadas ou laminadas de aço inoxidável martensítico-ferrítico e processo para a produção de tudo sem costura de aço inoxidável martensítico-ferrítico |
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- 2016-05-19 DE DE102016109253.3A patent/DE102016109253A1/de not_active Withdrawn
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- 2017-05-11 WO PCT/EP2017/061290 patent/WO2017198530A1/de not_active Ceased
- 2017-05-11 KR KR1020187036492A patent/KR20190009335A/ko not_active Ceased
- 2017-05-11 US US16/302,141 patent/US11486015B2/en active Active
- 2017-05-11 CA CA3024661A patent/CA3024661C/en active Active
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- 2017-05-11 CN CN201780038400.3A patent/CN109689913A/zh active Pending
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06299301A (ja) * | 1993-04-09 | 1994-10-25 | Nkk Corp | 110Ksi グレードの高強度耐食性マルテンサイト系ステンレス鋼管 |
| JPH07166303A (ja) * | 1993-10-22 | 1995-06-27 | Nkk Corp | 耐応力腐食割れ性に優れた高強度マルテンサイト系ステンレス鋼とその製造方法 |
| US5496421A (en) * | 1993-10-22 | 1996-03-05 | Nkk Corporation | High-strength martensitic stainless steel and method for making the same |
| CN104328353A (zh) * | 2014-12-01 | 2015-02-04 | 什邡新工金属材料有限公司 | 一种稀土型0Cr17Ni4Cu4Nb马氏体沉淀硬化不锈钢及其制备方法 |
| WO2017168874A1 (ja) * | 2016-03-29 | 2017-10-05 | Jfeスチール株式会社 | 油井用高強度ステンレス継目無鋼管 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017198530A1 (de) | 2017-11-23 |
| CN109689913A (zh) | 2019-04-26 |
| EP3458623B1 (de) | 2023-07-05 |
| CA3024661A1 (en) | 2017-11-23 |
| BR112018073760B1 (pt) | 2022-10-18 |
| AU2017267098A1 (en) | 2018-12-13 |
| JP6836280B2 (ja) | 2021-02-24 |
| DE102016109253A1 (de) | 2017-12-07 |
| US20190211410A1 (en) | 2019-07-11 |
| US11486015B2 (en) | 2022-11-01 |
| CA3024661C (en) | 2021-10-12 |
| EP3458623A1 (de) | 2019-03-27 |
| EP3458623C0 (de) | 2023-07-05 |
| BR112018073760A8 (pt) | 2021-10-05 |
| AU2017267098B2 (en) | 2019-10-31 |
| BR112018073760A2 (pt) | 2019-04-09 |
| KR20190009335A (ko) | 2019-01-28 |
| SG11201810271VA (en) | 2018-12-28 |
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