EP3168319B1 - Mikrolegierter stahl zum warmformen von hochbeständigen teilen mit hoher streckgrenze - Google Patents
Mikrolegierter stahl zum warmformen von hochbeständigen teilen mit hoher streckgrenze Download PDFInfo
- Publication number
- EP3168319B1 EP3168319B1 EP14897352.2A EP14897352A EP3168319B1 EP 3168319 B1 EP3168319 B1 EP 3168319B1 EP 14897352 A EP14897352 A EP 14897352A EP 3168319 B1 EP3168319 B1 EP 3168319B1
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- EP
- European Patent Office
- Prior art keywords
- steel
- microalloyed
- mpa
- strength
- heat
- 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.)
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- 229910000742 Microalloyed steel Inorganic materials 0.000 title claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 86
- 239000010959 steel Substances 0.000 claims description 86
- 229910052717 sulfur Inorganic materials 0.000 claims description 8
- 229910000859 α-Fe Inorganic materials 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 5
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 2
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 229910001562 pearlite Inorganic materials 0.000 claims description 2
- 229910052797 bismuth Inorganic materials 0.000 claims 1
- 229910052745 lead Inorganic materials 0.000 claims 1
- 238000000034 method Methods 0.000 description 17
- 239000000203 mixture Substances 0.000 description 16
- 238000001816 cooling Methods 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 13
- 239000010955 niobium Substances 0.000 description 12
- 229910052720 vanadium Inorganic materials 0.000 description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 8
- 229910052758 niobium Inorganic materials 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 7
- 238000005266 casting Methods 0.000 description 7
- 229910052748 manganese Inorganic materials 0.000 description 7
- 239000011572 manganese Substances 0.000 description 7
- 239000011593 sulfur Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 6
- 239000011651 chromium Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000005242 forging Methods 0.000 description 6
- 238000003754 machining Methods 0.000 description 6
- 238000005096 rolling process Methods 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 230000001627 detrimental effect Effects 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 4
- 238000004881 precipitation hardening Methods 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910001566 austenite Inorganic materials 0.000 description 3
- 229910001563 bainite Inorganic materials 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 150000004767 nitrides Chemical class 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000010451 perlite Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000006104 solid solution Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000000930 thermomechanical effect Effects 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010310 metallurgical process Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- -1 Aluminum forms aluminum nitrides Chemical class 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 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 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- ZLANVVMKMCTKMT-UHFFFAOYSA-N methanidylidynevanadium(1+) Chemical class [V+]#[C-] ZLANVVMKMCTKMT-UHFFFAOYSA-N 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 235000019362 perlite Nutrition 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000009489 vacuum treatment Methods 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- 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
-
- 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
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
-
- 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
- C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
-
- 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
- C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
-
- 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
- C22C38/48—Ferrous alloys, e.g. steel alloys containing chromium with nickel with niobium or tantalum
-
- 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
- C22C38/50—Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C2300/00—Process aspects
- C21C2300/02—Foam creation
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C2300/00—Process aspects
- C21C2300/08—Particular sequence of the process steps
Claims (1)
- Mikrolegierter Ferrit-Perlit-Stahl mit hoher Zugfestigkeit zwischen 1050 und 1200 MPa und hoher Streckgrenze größer als 750MPa, der die folgenden Elemente in Gewichtsprozent aufweist:0.35% ≤ C ≤ 0.48%0,55% ≤ Si ≤ 1,40%0,55% ≤ Mn ≤ 1,40%0.05% ≤ V ≤ 0.40%0,005% ≤ Ti ≤ 0,040%;0,001% ≤ Nb ≤ 0,050%wobei der mikrolegierte Stahl ferner wahlweise mindestens eines der folgenden Elemente in Gewichtsprozent aufweist:P≤ 0.015%S ≤ 0.10%Cr ≤ 0,50%Ni ≤ 0,50%Mo ≤ 0,10%Cu ≤ 0,25%0,001% ≤ Al ≤ 0,050%0.004% ≤ N ≤ 0.020%Bi ≤ 0,15%Pb ≤ 0,20%Te ≤ 0,02 %.Se ≤ 0,04%wobei der Rest Eisen und Verunreinigungen sind.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/ES2014/070558 WO2016005615A1 (es) | 2014-07-08 | 2014-07-08 | Acero microaleado para conformado en caliente de piezas de alta resistencia y alto limite elastico y procedimiento para obtener componentes de dicho acero |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP3168319A1 EP3168319A1 (de) | 2017-05-17 |
| EP3168319A4 EP3168319A4 (de) | 2018-01-24 |
| EP3168319B1 true EP3168319B1 (de) | 2020-12-16 |
Family
ID=55063621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP14897352.2A Active EP3168319B1 (de) | 2014-07-08 | 2014-07-08 | Mikrolegierter stahl zum warmformen von hochbeständigen teilen mit hoher streckgrenze |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3168319B1 (de) |
| ES (1) | ES2860953T3 (de) |
| WO (1) | WO2016005615A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200049924A (ko) * | 2018-10-29 | 2020-05-11 | 현대자동차주식회사 | 크랭크 샤프트용 강재 및 이를 이용한 크랭크 샤프트 제조방법 |
| JP7189053B2 (ja) * | 2019-03-14 | 2022-12-13 | 株式会社神戸製鋼所 | 非調質鍛造用鋼および非調質鍛造部品 |
| CN110643899A (zh) * | 2019-10-24 | 2020-01-03 | 江阴市恒润重工股份有限公司 | 一种石化用耐低温锻件的锻造方法 |
| CA3156318A1 (en) * | 2019-11-18 | 2021-05-27 | Arcelormittal | STEEL FORGED PIECE AND METHOD OF MANUFACTURING IT |
| WO2023014332A1 (en) * | 2021-08-04 | 2023-02-09 | Ti̇rsan Kardan Sanayi̇ Ve Ti̇caret Anoni̇m Şi̇rketi̇ | High-strength micro-alloyed steel |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10121200A (ja) * | 1996-08-26 | 1998-05-12 | Sumitomo Metal Ind Ltd | 高強度剪断補強筋用鋼材及びその製造方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2950702B2 (ja) * | 1993-04-01 | 1999-09-20 | 新日本製鐵株式会社 | 高強度熱間鍛造用非調質鋼 |
| FR2833617B1 (fr) * | 2001-12-14 | 2004-08-20 | Usinor | Procede de fabrication de toles laminees a froid a tres haute resistance d'aciers dual phase micro-allies |
| EP1408131A1 (de) * | 2002-09-27 | 2004-04-14 | CARL DAN. PEDDINGHAUS GMBH & CO. KG | Stahlzusammensetzung und daraus hergestellte Gesenkschmiedeteile |
| JP4305216B2 (ja) * | 2004-02-24 | 2009-07-29 | Ｊｆｅスチール株式会社 | 溶接部の靭性に優れる耐サワー高強度電縫鋼管用熱延鋼板およびその製造方法 |
| DE102006041146A1 (de) * | 2006-09-01 | 2008-03-06 | Georgsmarienhütte Gmbh | Stahl und Verarbeitungsverfahren für die Herstellung von höherfesten bruchtrennbaren Maschinenbauteilen |
| ES2576453T3 (es) * | 2007-04-13 | 2016-07-07 | Sidenor Investigación Y Desarrollo, S.A. | Acero endurecido y revenido y procedimiento de obtención de piezas de dicho acero |
| EP2524970A1 (de) * | 2011-05-18 | 2012-11-21 | ThyssenKrupp Steel Europe AG | Hochfestes Stahlflachprodukt und Verfahren zu dessen Herstellung |
| JP5778055B2 (ja) * | 2012-02-15 | 2015-09-16 | 新日鐵住金株式会社 | 熱間鍛造用圧延棒鋼および熱間鍛造素形材ならびにコモンレールおよびその製造方法 |
-
2014
- 2014-07-08 ES ES14897352T patent/ES2860953T3/es active Active
- 2014-07-08 WO PCT/ES2014/070558 patent/WO2016005615A1/es active Application Filing
- 2014-07-08 EP EP14897352.2A patent/EP3168319B1/de active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10121200A (ja) * | 1996-08-26 | 1998-05-12 | Sumitomo Metal Ind Ltd | 高強度剪断補強筋用鋼材及びその製造方法 |
Non-Patent Citations (1)
| Title |
|---|
| SEROSH ENGINEER ET AL: "A review of the development and application of microalloyed medium car- bon steels", STEEL RESEARCH INTERNATIONAL, vol. 58, no. 8, 2 August 1987 (1987-08-02), pages 369 - 376, XP055600442 * |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2860953T3 (es) | 2021-10-05 |
| EP3168319A4 (de) | 2018-01-24 |
| WO2016005615A1 (es) | 2016-01-14 |
| EP3168319A1 (de) | 2017-05-17 |
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