DK1882050T3 - Pulvermetallurgisk fremstillet slidbestandigt materiale - Google Patents
Pulvermetallurgisk fremstillet slidbestandigt materiale Download PDFInfo
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- DK1882050T3 DK1882050T3 DK06742765.8T DK06742765T DK1882050T3 DK 1882050 T3 DK1882050 T3 DK 1882050T3 DK 06742765 T DK06742765 T DK 06742765T DK 1882050 T3 DK1882050 T3 DK 1882050T3
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- 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
- C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
- C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
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- 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
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- 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
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- 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
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
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- 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
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- 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
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- 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
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- 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
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- 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
- C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
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- 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
- C22C38/56—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.7% by weight of carbon
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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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
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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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Powder Metallurgy (AREA)
Claims (25)
1. Slidbestandigt pulvermetallurgisk fremstillet materiale, der omfatter en legering, indeholdende: 1,5-5,5 vægt-% kulstof 0,1 - 2,0 vægt-% silicium maks.- 2,0 vægt-% mangan 3,5 - 30,0 vægt-% krom 0,3-10 vægt-% molybdæn 0-10 vægt-% wolfram 0,1 - 30 vægt-% vanadium 0-12 vægt-% niob 0,1 - 12 vægt-% titan 2,0-3,5 vægt-% nikkel eventuelt 1 - 6 vægt-% kobalt eventuelt 0,3 - 3,5 vægt-% nitrogen resten er jern og fremstillingsbetingede urenheder, hvor indholdet af kulstof opfylder følgende betingelser: Clegering [W %] = S1 + S2 + S3 med: S1 = (Nb + 2 (Ti + V - 0,9))/a 52 = (Mo + W/2 + Cr - b)/5 53 = c + (Th - 900) · 0,0025 hvor TH er hærdningstemperaturen 7 < a < 9 6 < b < 8 0,3 < c < 0,5 900°C<Th<1220°C.
2. Slidbestandigt materiale ifølge krav 1, kendetegnet ved, at andelen af vanadium er mindre end 11,5 vægt-%, fortrinsvis mindre end 9,5 vægt-%, særligt foretrukket mindre end 6,0 vægt-%.
3. Slidbestandigt materiale ifølge krav 1, kendetegnet ved, at legeringen omfatter: 2.0 - 2,5 vægt-% kulstof maks. 1,0 vægt-% silicium maks. 0,6 vægt-% mangan 12.0 -14,0 vægt-% krom 1.0 - 2,0 vægt-% molybdæn 1.1 - 4,2 vægt-% vanadium 2.0- 3,5 vægt-% nikkel
4. Slidbestandigt, korrosionsbestandigt pulvermetallurgisk fremstillet materiale, der omfatter en legering, indeholdende: 1,5-5,5 vægt-% kulstof 0,1 - 2,0 vægt-% silicium maks.- 2,0 vægt-% mangan 12-30,0 vægt-% krom 0,3-10 vægt-% molybdæn 0-10 vægt-% wolfram 0,1 - 30 vægt-% vanadium 0-12 vægt-% niob 0,1 -12 vægt-% titan 2.0- 3,5 vægt-% nikkel eventuelt 1 - 6 vægt-% kobalt eventuelt 0,3 - 3,5 vægt-% nitrogen resten er jern og fremstillingsbetingede urenheder, hvor indholdet af kulstof opfylder følgende betingelser: ^legering [W %] = S1 + S2k + S3 med: S1 = (Nb + 2(Ti + V - 0,9))/a S2k = (Mo + W/2 + Cr - b -12)/5 S3 = C + (Th - 900) · 0,0025 hvor Th er hærdningstemperaturen 7 < a < 9 6 < b < 8 0,3 < c < 0,5 900°C<Th<1220°C.
5. Slidbestandigt materiale ifølge krav 4, kendetegnet ved, at andelen af vanadium er mindre end 11,5 vægt-%, fortrinsvis mindre end 9,5 vægt-%, særligt foretrukket mindre end 6,0 vægt-%.
6. Slidbestandigt materiale ifølge krav 4, kendetegnet ved, at legeringen omfatter: 2,0-2,5 vægt-% kulstof maks. 1,0 vægt-% silicium maks. 0,6 vægt-% mangan 12.0 -14,0 vægt-% krom 1.0 - 2,0 vægt-% molybdæn 1.1 - 4,2 vægt-% vanadium 2,0 - 3,5 vægt-% nikkel.
7. Fremgangsmåde til fremstilling af et slidbestandigt materiale ifølge et af kravene 1 til 6, kendetegnet ved, at der først fremstilles en smeltemasse, og smeltemassen videreforarbejdes ved hjælp af en af de følgende fremgangsmåder: - at forstøve smeltemassen til et pulver, - at sprøjtekomprimere smeltemassen.
8. Fremgangsmåde til fremstilling af et slidbestandigt materiale ifølge et af kravene 1 til 6, kendetegnet ved, at der først fremstilles en smeltemasse, smeltemassen støbes til et halvfærdigt produkt, og det halvfærdige produkt videreforarbejdes til fremstilling af pulverspåner.
9. Fremgangsmåde ifølge krav 7 eller 8, kendetegnet ved, at pulveret kom-primeres til et halvfærdigt produkt eller slutprodukt.
10. Fremgangsmåde ifølge krav 9, kendetegnet ved, at komprimeringsfremgangsmåden er valgt fra gruppen, der omfatter: kold isostatisk presning, uak-sial presning, strengpresning, pulversmedning, varm isostatisk presning, dif- fusionslegering og sintring.
11. Fremgangsmåde ifølge krav 7 eller 8, kendetegnet ved, at pulveret vide-reforarbejdes ved termisk sprøjtning.
12. Fremgangsmåde ifølge et af kravene 9 til 11, kendetegnet ved, at det halvfærdige produkt eller slutproduktet opvarmes til hærdningstemperaturen og efterfølgende bratkøles.
13. Fremgangsmåde ifølge krav 12, kendetegnet ved, at der til bratkøling vælges en fremgangsmåde fra gruppen, der omfatter: bratkøling i et olie-, salt- eller polymerbad, bratkøling i en fluid bed eller sprøjtetåge, lav- og høj-tryksgasbratkøling.
14. Fremgangsmåde ifølge et af kravene 9 til 11, kendetegnet ved, at det halvfærdige produkt eller slutproduktet opvarmes til hærdningstemperaturen og efterfølgende afkøles.
15. Fremgangsmåde ifølge et af kravene 9 til 14, kendetegnet ved, at det halvfærdige produkt eller slutproduktet afkøles fra hærdningstemperaturen ved hjælp af en af de følgende fremgangsmåder, afkøling i luft, der bevæger sig lidt, afkøling i stillestående luft, ovnafkøling under normal atmosfære eller beskyttelsesgas, afkøling i et FllP-anlæg.
16. Fremgangsmåde ifølge et af kravene 9 til 15, kendetegnet ved, at en kontinuerlig afkøling afbrydes ved isotermisk fastholdelse.
17. Fremgangsmåde ifølge et af kravene 9 til 16, kendetegnet ved, at der i tilslutning til afkølingen fra hærdningstemperaturen udføres en afhærdning en eller flere gange i temperaturområdet 150-750 °C.
18. Anvendelse af det slidbestandige materiale ifølge et af kravene 1 til 10 eller materialet, der er fremstillet ifølge fremgangsmåden ifølge kravene 9 til 17, til fremstilling af fuld- og hulvalser.
19. Anvendelse af det slidbestandige materiale ifølge et af kravene 1 til 10 eller materialet, der er fremstillet ifølge fremgangsmåden ifølge kravene 9 til 17, til fremstilling af fulde eller segmenterede ringe, der anbringes på fulde eller hule valselegemer.
20. Anvendelse af det slidbestandige materiale ifølge krav 18, kendetegnet ved, at ringene anbringes fulde eller hule valser ved påkrympning.
21. Anvendelse af det slidbestandige materiale ifølge et af kravene 1 til 10 eller materialet, der er fremstillet ifølge fremgangsmåden i kravene 9 til 17, til fremstilling af tykvæggede eller kompakte komponenter.
22. Pulver til fremstilling af et slidbestandigt materiale, omfattende 1.5- 5,5 vægt-% kulstof 0,1 - 2,0 vægt-% silicium maks. - 2,0 vægt-% mangan 3.5- 30,0 vægt-% krom 0,3- 10 vægt-% molybdæn 0-10 vægt-% wolfram 0,1 - 30 vægt-% vanadium 0- 12 vægt-% niob 0,1 -12 vægt-% titan 2,0-3,5 vægt-% nikkel eventuelt 1 - 6 vægt-% kobalt eventuelt 0,3 - 3,5 vægt-% nitrogen resten er jern og fremstillingsbetingede urenheder, hvor indholdet af kulstof opfylder følgende betingelser: Ciegering [W %] = S1 + S2 + S3 med: S1 = (Nb + 2(Ti + V - 0,9))/a 52 = (Mo + W/2 + Cr - b)/5 53 = c + (TH - 900) · 0,0025 hvor TH er hærdningstemperaturen, 7 < a < 9 6 < b < 8 0,3 < c < 0,5 900°C<Th<1 220°C.
23. Anvendelse af pulveret ifølge krav 22, kendetegnet ved, at det halvfærdige produkt fremstilles ved sprøjtekomprimering.
24. Anvendelse af pulveret ifølge krav 22 i pulverform eller i form af et halvfærdigt produkt som lagbestanddel af kompositkomponenter.
25. Anvendelse af pulveret ifølge krav 22 som matrixpulver til hårdmateriale-metalmatrix-kompositelementer.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005020081A DE102005020081A1 (de) | 2005-04-29 | 2005-04-29 | Pulvermetallurgisch hergestellter, verschleißbeständiger Werkstoff |
PCT/EP2006/004086 WO2006117186A2 (de) | 2005-04-29 | 2006-05-02 | Pulvermetallurgisch hergestellter, verschleissbeständiger werkstoff |
Publications (1)
Publication Number | Publication Date |
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DK1882050T3 true DK1882050T3 (da) | 2016-08-01 |
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Application Number | Title | Priority Date | Filing Date |
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DK06742765.8T DK1882050T3 (da) | 2005-04-29 | 2006-05-02 | Pulvermetallurgisk fremstillet slidbestandigt materiale |
Country Status (6)
Country | Link |
---|---|
US (2) | US20080253919A1 (da) |
EP (1) | EP1882050B1 (da) |
DE (1) | DE102005020081A1 (da) |
DK (1) | DK1882050T3 (da) |
SI (1) | SI1882050T1 (da) |
WO (2) | WO2006117030A1 (da) |
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DE102008064190A1 (de) * | 2008-12-22 | 2010-07-01 | Corodur Verschleiss-Schutz Gmbh | Verfahren zum Herstellen eines Pulvers |
AT507215B1 (de) | 2009-01-14 | 2010-03-15 | Boehler Edelstahl Gmbh & Co Kg | Verschleissbeständiger werkstoff |
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JPH07166300A (ja) * | 1993-12-13 | 1995-06-27 | Kubota Corp | 高速度鋼系粉末合金 |
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US5900560A (en) * | 1995-11-08 | 1999-05-04 | Crucible Materials Corporation | Corrosion resistant, high vanadium, powder metallurgy tool steel articles with improved metal to metal wear resistance and method for producing the same |
JP3447031B2 (ja) * | 1996-01-19 | 2003-09-16 | 日立粉末冶金株式会社 | 耐摩耗性焼結合金およびその製造方法 |
FI109555B (fi) * | 1998-11-16 | 2002-08-30 | Trueflaw Oy | Menetelmä vikojen ja jäännösjännitysten tuottamiseksi |
AT410448B (de) * | 2001-04-11 | 2003-04-25 | Boehler Edelstahl | Kaltarbeitsstahllegierung zur pulvermetallurgischen herstellung von teilen |
US6916444B1 (en) * | 2002-02-12 | 2005-07-12 | Alloy Technology Solutions, Inc. | Wear resistant alloy containing residual austenite for valve seat insert |
JP2004238721A (ja) | 2003-02-10 | 2004-08-26 | Sanyo Special Steel Co Ltd | 耐食性に優れる高剛性鋼 |
-
2005
- 2005-04-29 DE DE102005020081A patent/DE102005020081A1/de not_active Withdrawn
-
2006
- 2006-02-10 WO PCT/EP2006/001247 patent/WO2006117030A1/de active Application Filing
- 2006-05-02 WO PCT/EP2006/004086 patent/WO2006117186A2/de active Application Filing
- 2006-05-02 EP EP06742765.8A patent/EP1882050B1/de active Active
- 2006-05-02 US US11/912,829 patent/US20080253919A1/en not_active Abandoned
- 2006-05-02 SI SI200632073A patent/SI1882050T1/sl unknown
- 2006-05-02 DK DK06742765.8T patent/DK1882050T3/da active
-
2012
- 2012-11-21 US US13/683,971 patent/US9410230B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2006117186A2 (de) | 2006-11-09 |
WO2006117186A3 (de) | 2007-02-01 |
US9410230B2 (en) | 2016-08-09 |
SI1882050T1 (sl) | 2016-08-31 |
US20080253919A1 (en) | 2008-10-16 |
WO2006117030A1 (de) | 2006-11-09 |
EP1882050B1 (de) | 2016-04-13 |
EP1882050A2 (de) | 2008-01-30 |
DE102005020081A1 (de) | 2006-11-09 |
US20130084462A1 (en) | 2013-04-04 |
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