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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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 23
- 239000010959 steel Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 7
- 239000000463 material Substances 0.000 claims abstract description 68
- 238000000034 method Methods 0.000 claims description 16
- 230000007797 corrosion Effects 0.000 claims description 15
- 238000005260 corrosion Methods 0.000 claims description 15
- 239000010955 niobium Substances 0.000 claims description 12
- 238000005496 tempering Methods 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 8
- 229910000734 martensite Inorganic materials 0.000 claims description 8
- 229910052758 niobium Inorganic materials 0.000 claims description 8
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 8
- 229910000859 α-Fe Inorganic materials 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910001566 austenite Inorganic materials 0.000 claims description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- 229910052720 vanadium Inorganic materials 0.000 claims description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 4
- 239000012535 impurity Substances 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 2
- 239000000155 melt Substances 0.000 abstract description 2
- 239000010935 stainless steel Substances 0.000 abstract 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000010421 standard material Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 238000005242 forging Methods 0.000 description 3
- 238000009863 impact test Methods 0.000 description 3
- 238000005204 segregation Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009864 tensile test Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229960000583 acetic acid Drugs 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- UFGZSIPAQKLCGR-UHFFFAOYSA-N chromium carbide Chemical compound [Cr]#C[Cr]C#[Cr] UFGZSIPAQKLCGR-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910003470 tongbaite Inorganic materials 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/18—Hardening; Quenching with or without subsequent tempering
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- C21D1/26—Methods of annealing
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
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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。
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Application Number | Priority Date | Filing Date | Title |
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DE102016109253.3 | 2016-05-19 | ||
DE102016109253.3A DE102016109253A1 (de) | 2016-05-19 | 2016-05-19 | Verfahren zum Herstellen eines Stahlwerkstoffs und Stahlwerksstoff |
PCT/EP2017/061290 WO2017198530A1 (de) | 2016-05-19 | 2017-05-11 | Verfahren zum herstellen eines stahlwerkstoffs und stahlwerksstoff |
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JP2019518871A true JP2019518871A (ja) | 2019-07-04 |
JP6836280B2 JP6836280B2 (ja) | 2021-02-24 |
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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) |
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EP3850114A1 (de) | 2019-10-31 | 2021-07-21 | Deutsche Edelstahlwerke Specialty Steel GmbH & Co.KG | Korrosionsbeständiger und ausscheidungshärtender stahl, verfahren zur herstellung eines stahlbauteils und stahlbauteil |
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- 2017-05-11 CA CA3024661A patent/CA3024661C/en active Active
- 2017-05-11 SG SG11201810271VA patent/SG11201810271VA/en unknown
- 2017-05-11 US US16/302,141 patent/US11486015B2/en active Active
- 2017-05-11 CN CN201780038400.3A patent/CN109689913A/zh active Pending
- 2017-05-11 AU AU2017267098A patent/AU2017267098B2/en active Active
- 2017-05-11 JP JP2018560954A patent/JP6836280B2/ja active Active
- 2017-05-11 WO PCT/EP2017/061290 patent/WO2017198530A1/de unknown
- 2017-05-11 KR KR1020187036492A patent/KR20190009335A/ko not_active Application Discontinuation
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Also Published As
Publication number | Publication date |
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EP3458623A1 (de) | 2019-03-27 |
WO2017198530A1 (de) | 2017-11-23 |
CN109689913A (zh) | 2019-04-26 |
KR20190009335A (ko) | 2019-01-28 |
DE102016109253A1 (de) | 2017-12-07 |
US20190211410A1 (en) | 2019-07-11 |
JP6836280B2 (ja) | 2021-02-24 |
CA3024661C (en) | 2021-10-12 |
EP3458623B1 (de) | 2023-07-05 |
CA3024661A1 (en) | 2017-11-23 |
AU2017267098B2 (en) | 2019-10-31 |
US11486015B2 (en) | 2022-11-01 |
EP3458623C0 (de) | 2023-07-05 |
BR112018073760A2 (pt) | 2019-04-09 |
BR112018073760B1 (pt) | 2022-10-18 |
BR112018073760A8 (pt) | 2021-10-05 |
AU2017267098A1 (en) | 2018-12-13 |
SG11201810271VA (en) | 2018-12-28 |
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