JP5660417B1 - 刃物用鋼の製造方法 - Google Patents
刃物用鋼の製造方法 Download PDFInfo
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 68
- 239000010959 steel Substances 0.000 title claims abstract description 68
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 238000000137 annealing Methods 0.000 claims abstract description 133
- 238000005097 cold rolling Methods 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 21
- 230000009466 transformation Effects 0.000 claims abstract description 19
- 239000012535 impurity Substances 0.000 claims abstract description 8
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 6
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 4
- 150000001247 metal acetylides Chemical class 0.000 claims description 35
- 229910000859 α-Fe Inorganic materials 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 abstract description 12
- 239000011651 chromium Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 17
- 239000011572 manganese Substances 0.000 description 14
- 238000000635 electron micrograph Methods 0.000 description 10
- 230000007797 corrosion Effects 0.000 description 9
- 238000005260 corrosion Methods 0.000 description 9
- 238000010791 quenching Methods 0.000 description 9
- 239000005539 carbonized material Substances 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 230000000171 quenching effect Effects 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 8
- 239000013078 crystal Substances 0.000 description 7
- 229910001105 martensitic stainless steel Inorganic materials 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 238000010191 image analysis Methods 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 229940123973 Oxygen scavenger Drugs 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 229910001651 emery Inorganic materials 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910000734 martensite Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
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- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/18—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for knives, scythes, scissors, or like hand cutting tools
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- C21D1/26—Methods of annealing
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- C21D6/00—Heat treatment of ferrous alloys
- C21D6/002—Heat treatment of ferrous alloys containing Cr
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- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
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- C21D6/005—Heat treatment of ferrous alloys containing Mn
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- C21D6/008—Heat treatment of ferrous alloys containing Si
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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- C21D8/0236—Cold rolling
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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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- 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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0421—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the working steps
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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
- C21D8/04—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing
- C21D8/0447—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips to produce plates or strips for deep-drawing characterised by the heat treatment
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- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
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- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
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Abstract
Description
まず、炭素(C)の含有量は、0.55質量%〜0.80質量%である。Cは、本発明に必要な炭化物密度とするためだけでなく、焼入れ時オーステナイト化温度において炭化物から基地(マトリックス)に固溶し、焼入れで生成するマルテンサイトの硬さを決定する重要な元素である。刃物用鋼としての十分な硬さを得るため、及び、フェライト組織中の炭化物が100μm2の領域中に200個を超えて1000個以下存在させるためには、0.55質量%以上のCが必要となる。また、マルテンサイトステンレス鋼では、CとCrの含有量のバランスにより、凝固時に大型の共晶炭化物が晶出する。刃物用鋼のうち、特に剃刀替刃材のような0.1mm程度の厚さで、しかも鋭利な刃先を有する用途において、このような大型の炭化物が含まれていると、刃欠けの原因となる。このため、Crの含有量とのバランスから、Cの含有量の上限を0.80質量%とした。好ましいCの含有量の下限は0.6質量%であり、更に好ましくは0.63質量%である。また、好ましいCの含有量の上限は0.78質量%であり、さらに好ましくは0.75質量%である。Cが有する効果をより確実に得るためである。
P≦0.03質量%、S≦0.005質量%、Cu≦0.5質量%、Al≦0.1質量%、Ti≦0.1質量%、N≦0.05質量%及びO≦0.05質量%。
合金組成と熱間圧延材の厚みは、特許文献1の実施例を参考とした。厚み1.7mm、長さ500mの熱間圧延材を用意した。熱間圧延材の金属組成を表1に示す。なお、表1に示す金属組成のうち「従来例」は、特許文献1の実施例に紹介された鋼の中で、最も炭化物密度の高いNo.C鋼である。実施例もNo.C鋼と同じ金属組成を狙ったものである。
次に、実施例1とは異なる熱処理条件による実験を行った。合金組成と熱間圧延材の厚みは実施例1と同じ1.7mmとした。
Claims (2)
- 0.55質量%〜0.80質量%のCと、1.0質量%以下のSiと、1.0質量%以下のMnと、12.0質量%〜14.0質量%のCrと、1.0質量%以下のMoと、1.0質量%以下のNiと、残部Fe及び不可避不純物よりなる金属組成の刃物用鋼の製造方法であって、
前記金属組成の冷間圧延用素材に、500℃を超えて700℃未満の温度域で3時間〜30時間のバッチ焼鈍を行ってバッチ焼鈍材を得るバッチ焼鈍工程と、
前記バッチ焼鈍工程後、前記金属組成のAc1変態点以上に加熱された前記バッチ焼鈍材に、5分〜30分の連続焼鈍を行って連続焼鈍材を得る連続焼鈍工程と、
前記連続焼鈍工程後の前記連続焼鈍材を冷間圧延する冷間圧延工程と
を含み、
前記連続焼鈍工程および前記冷間圧延工程は、それぞれ1回以上行い、前記冷間圧延工程後の前記刃物用鋼のフェライト組織中の炭化物が、100μm 2 の領域中において200個より多く、1000個以下である刃物用鋼の製造方法。 - 前記冷間圧延工程後の前記刃物用鋼のフェライト組織中の炭化物の密度が、2個/μm2より多く、10個/μm2以下である請求項1記載の刃物用鋼の製造方法。
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EP (1) | EP2982770B8 (ja) |
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WO2016001699A1 (en) * | 2014-07-03 | 2016-01-07 | Arcelormittal | Method for manufacturing a high strength steel sheet having improved formability and sheet obtained |
CN109563584A (zh) * | 2016-09-16 | 2019-04-02 | 日立金属株式会社 | 刀具用原材料 |
JP7196837B2 (ja) * | 2017-05-18 | 2022-12-27 | 日立金属株式会社 | 刃物用鋼帯の製造方法および刃物用鋼帯 |
JP6985940B2 (ja) * | 2018-01-09 | 2021-12-22 | 山陽特殊製鋼株式会社 | 造形用のステンレス鋼粉末 |
WO2019146743A1 (ja) * | 2018-01-29 | 2019-08-01 | 日立金属株式会社 | マルテンサイト系ステンレス鋼薄板およびその製造方法、ならびに、薄物部品の製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54121218A (en) * | 1978-03-14 | 1979-09-20 | Hitachi Metals Ltd | Steel for stainless razor with excellent corrosion resistance and cutting property |
JPH0539547A (ja) * | 1991-08-05 | 1993-02-19 | Hitachi Metals Ltd | ステンレスかみそり用鋼およびその製造方法 |
JPH06145907A (ja) * | 1992-11-04 | 1994-05-27 | Hitachi Metals Ltd | 焼入れ性の優れたステンレスかみそり用鋼 |
JP2009270196A (ja) * | 2008-04-09 | 2009-11-19 | Hitachi Metals Ltd | 刃物用帯鋼の製造方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5537570B2 (ja) | 1974-04-19 | 1980-09-29 | ||
JPS5849628B2 (ja) * | 1979-05-28 | 1983-11-05 | 新日本製鐵株式会社 | 深絞り性のすぐれた複合組織高張力冷延鋼板の製造方法 |
DE69011118T2 (de) * | 1990-11-10 | 1995-03-30 | Hitachi Metals Ltd | Korrosionsbeständiger Stahl für Rasierklingen,Rasierklingen und Herstellungsverfahren. |
DE59202090D1 (de) | 1992-02-14 | 1995-06-08 | Wilkinson Sword Gmbh | Rasierapparatekopf, insbesondere Rasierklingeneinheit, eines Nassrasierapparates. |
JP2599529B2 (ja) * | 1992-02-21 | 1997-04-09 | 新日本製鐵株式会社 | 磁気特性の優れた無方向性電磁鋼板の製造方法 |
US6273973B1 (en) | 1999-12-02 | 2001-08-14 | Ati Properties, Inc. | Steelmaking process |
JP2002212679A (ja) | 2001-01-10 | 2002-07-31 | Daido Steel Co Ltd | 刃物及びそれに用いるFe系刃物用合金 |
KR100729526B1 (ko) * | 2001-07-04 | 2007-06-15 | 주식회사 포스코 | 리징성이 우수한 페라이트계 스테인레스강의 제조방법 |
JP4857811B2 (ja) * | 2006-02-27 | 2012-01-18 | Jfeスチール株式会社 | 刃物用鋼 |
CN101691638B (zh) * | 2009-10-19 | 2011-02-02 | 常熟市长江不锈钢材料有限公司 | 6Cr14不锈钢带钢及其制造方法 |
KR101268800B1 (ko) | 2009-12-21 | 2013-05-28 | 주식회사 포스코 | 고탄소 마르텐사이트계 스테인리스강 및 그 제조방법 |
KR101318274B1 (ko) * | 2009-12-28 | 2013-10-15 | 주식회사 포스코 | 쌍롤식 박판 주조공정에 의해 제조된 마르텐사이트계 스테인리스강 및 그 제조방법 |
EP2439291B1 (de) * | 2010-10-05 | 2013-11-27 | ThyssenKrupp Steel Europe AG | Mehrphasenstahl, aus einem solchen Mehrphasenstahl hergestelltes kaltgewalztes Flachprodukt und Verfahren zu dessen Herstellung |
KR101322972B1 (ko) * | 2011-08-17 | 2013-11-04 | 주식회사 포스코 | 고탄소 마르텐사이트계 스테인리스강 및 그 제조방법 |
-
2014
- 2014-03-28 CN CN201480030933.3A patent/CN105247082B/zh active Active
- 2014-03-28 US US14/780,204 patent/US9783866B2/en active Active
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54121218A (en) * | 1978-03-14 | 1979-09-20 | Hitachi Metals Ltd | Steel for stainless razor with excellent corrosion resistance and cutting property |
JPH0539547A (ja) * | 1991-08-05 | 1993-02-19 | Hitachi Metals Ltd | ステンレスかみそり用鋼およびその製造方法 |
JPH06145907A (ja) * | 1992-11-04 | 1994-05-27 | Hitachi Metals Ltd | 焼入れ性の優れたステンレスかみそり用鋼 |
JP2009270196A (ja) * | 2008-04-09 | 2009-11-19 | Hitachi Metals Ltd | 刃物用帯鋼の製造方法 |
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EP2982770A1 (en) | 2016-02-10 |
US9783866B2 (en) | 2017-10-10 |
CN105247082A (zh) | 2016-01-13 |
CN105247082B (zh) | 2016-11-02 |
US20160032418A1 (en) | 2016-02-04 |
EP2982770B8 (en) | 2017-12-27 |
WO2014162997A1 (ja) | 2014-10-09 |
EP2982770B1 (en) | 2017-11-08 |
EP2982770A4 (en) | 2016-11-23 |
JPWO2014162997A1 (ja) | 2017-02-16 |
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