DE3720605C2 - - Google Patents
Info
- Publication number
- DE3720605C2 DE3720605C2 DE3720605A DE3720605A DE3720605C2 DE 3720605 C2 DE3720605 C2 DE 3720605C2 DE 3720605 A DE3720605 A DE 3720605A DE 3720605 A DE3720605 A DE 3720605A DE 3720605 C2 DE3720605 C2 DE 3720605C2
- Authority
- DE
- Germany
- Prior art keywords
- steel
- steel bar
- properties
- proviso
- composition according
- 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.)
- Expired - Fee Related
Links
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
- C22C38/18—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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/004—Heat treatment of ferrous alloys containing Cr and Ni
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
-
- 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%
-
- 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
- C22C38/18—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Powder Metallurgy (AREA)
- Heat Treatment Of Articles (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873720605 DE3720605A1 (de) | 1987-06-23 | 1987-06-23 | Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren |
ES198888109345T ES2032491T3 (es) | 1987-06-23 | 1988-06-11 | Acero austenitico para valvulas de intercambio de gases de motores de combustion. |
EP88109345A EP0296439B1 (fr) | 1987-06-23 | 1988-06-11 | Acier austénitique pour soupapes de moteurs à combustion interne |
DE8888109345T DE3871248D1 (de) | 1987-06-23 | 1988-06-11 | Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873720605 DE3720605A1 (de) | 1987-06-23 | 1987-06-23 | Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3720605A1 DE3720605A1 (de) | 1989-01-05 |
DE3720605C2 true DE3720605C2 (fr) | 1991-04-18 |
Family
ID=6330066
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19873720605 Granted DE3720605A1 (de) | 1987-06-23 | 1987-06-23 | Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren |
DE8888109345T Expired - Fee Related DE3871248D1 (de) | 1987-06-23 | 1988-06-11 | Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren. |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888109345T Expired - Fee Related DE3871248D1 (de) | 1987-06-23 | 1988-06-11 | Austenitischer stahl fuer gaswechselventile von verbrennungsmotoren. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0296439B1 (fr) |
DE (2) | DE3720605A1 (fr) |
ES (1) | ES2032491T3 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2371980A1 (fr) | 2010-03-25 | 2011-10-05 | Daido Tokushuko Kabushiki Kaisha | Acier thermorésistant pour soupape d'échappement |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3073754B2 (ja) * | 1989-08-02 | 2000-08-07 | 日立金属株式会社 | エンジンバルブ用耐熱鋼 |
JP3328753B2 (ja) * | 1993-12-22 | 2002-09-30 | フジオーゼックス株式会社 | 肉盛用Fe基合金組成物 |
US20020110476A1 (en) | 2000-12-14 | 2002-08-15 | Maziasz Philip J. | Heat and corrosion resistant cast stainless steels with improved high temperature strength and ductility |
SE528991C2 (sv) * | 2005-08-24 | 2007-04-03 | Uddeholm Tooling Ab | Ställegering och verktyg eller komponenter tillverkat av stållegeringen |
KR20210100212A (ko) | 2011-05-26 | 2021-08-13 | 유나이티드 파이프라인스 아시아 패시픽 피티이 리미티드 | 오스테나이트계 스테인리스강 |
GB2611819B (en) * | 2021-10-18 | 2024-09-18 | Alloyed Ltd | A heat-resistant austenitic stainless steel |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT160410B (de) * | 1941-05-26 | Krupp Ag | Ventilkegel für Verbrennungsmotore. | |
US2553330A (en) * | 1950-11-07 | 1951-05-15 | Carpenter Steel Co | Hot workable alloy |
US2671726A (en) * | 1950-11-14 | 1954-03-09 | Armco Steel Corp | High temperature articles |
DE1044131B (de) * | 1952-07-04 | 1958-11-20 | Armco Int Corp | Rostfreier Stahl |
US2839391A (en) * | 1954-10-21 | 1958-06-17 | Armco Steel Corp | Chromium-manganese alloy and products |
GB803816A (en) * | 1955-03-31 | 1958-11-05 | Hadfields Ltd | Corrosion resistant austenitic steel |
US3401036A (en) * | 1967-08-11 | 1968-09-10 | Crucible Steel Co America | Valve steel |
US3561953A (en) * | 1968-03-19 | 1971-02-09 | Toyota Motor Co Ltd | Austenitic heat-resisting steel containing nickel, chromium and manganese |
FR2225535B1 (fr) * | 1973-04-12 | 1975-11-21 | Creusot Loire |
-
1987
- 1987-06-23 DE DE19873720605 patent/DE3720605A1/de active Granted
-
1988
- 1988-06-11 ES ES198888109345T patent/ES2032491T3/es not_active Expired - Lifetime
- 1988-06-11 DE DE8888109345T patent/DE3871248D1/de not_active Expired - Fee Related
- 1988-06-11 EP EP88109345A patent/EP0296439B1/fr not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2371980A1 (fr) | 2010-03-25 | 2011-10-05 | Daido Tokushuko Kabushiki Kaisha | Acier thermorésistant pour soupape d'échappement |
Also Published As
Publication number | Publication date |
---|---|
DE3720605A1 (de) | 1989-01-05 |
EP0296439B1 (fr) | 1992-05-20 |
EP0296439A2 (fr) | 1988-12-28 |
EP0296439A3 (en) | 1989-07-12 |
ES2032491T3 (es) | 1993-02-16 |
DE3871248D1 (de) | 1992-06-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE2535516C2 (de) | Verwendung eines austenitischen rostfreien Stahls, insbesondere zur Herstellung von Ventilen für Diesel- und Benzinmotoren | |
DE2211229C3 (de) | Verfahren zur Verbesserung der Zeitstandfestigkeit bei Temperaturen über 750 Grad C eines austenitisehen Chrom-Nickel-Stahlhalbzeuges | |
DE69811200T2 (de) | Einsatzstahl mit hervorragender verhinderung der sekundärrekristallisation während der aufkohlung, verfahren zu dessen herstellung, halbzeug für aufzukohlende teile | |
DE60020263T2 (de) | Verwendung eines ausscheidungsgehärteten martensitischen edelstahls | |
DE3628862A1 (de) | Verfahren zur herstellung von stahl | |
DE2621297A1 (de) | Hochleistungs-turbomaschinenlaufrad | |
DE2447137A1 (de) | Gegen gruebchenkorrosion bestaendige stahllegierung | |
DE68905066T2 (de) | Hochtemperaturfestes stahlrohr mit niedrigem siliziumgehalt und mit verbesserten duktilitaets- und faehigkeitseigenschaften. | |
DE69601340T2 (de) | Hochfester, hochzaher warmebestandiger stahl und verfahren zu seiner herstellung | |
EP0348380B2 (fr) | Utilisation d'un alliage à base de fer pour la fabrication de pièces frittées, présentant une haute résistance à la corrosion, une haute résistance à l'usure ainsi qu'une haute tenacité et résistance à la compression et destinées, en particulier, au travail des matières synthétiques | |
WO2008028561A1 (fr) | composants en acier à ultra haute teneur en carbone, de densité réduite et à haute résistance À la calamine | |
EP0570072B1 (fr) | Procédé d'obtention d'un alliage à base de chrome | |
DE3720605C2 (fr) | ||
EP2617855B1 (fr) | Acier faiblement alié et composant ainsi fabriqué | |
DE10019042A1 (de) | Stickstofflegierter, sprühkompaktierter Stahl, Verfahren zu seiner Herstellung und Verbundwerkstoff hergestellt aus dem Stahl | |
DE1262613B (de) | Verwendung einer Stahllegierung als Werkstoff fuer Gegenstaende mit hoher Festigkeit, Verschleissfestigkeit und verhaeltnismaessig geringem spezifischem Gewicht | |
DE68919606T2 (de) | Hitzebeständige Gussstähle. | |
EP0341643A1 (fr) | Acier formé à froid résistant à la corrosion et composite contenant une matrice de cet acier et un matériau dur | |
DE2734408C2 (de) | Verfahren zur Herstellung von Schnellarbeitswerkzeugen | |
AT405297B (de) | Duplexlegierung für komplex beanspruchte bauteile | |
DE69216176T2 (de) | Hitzebeständiger ferritischer Gussstahl und daraus hergestellte Bauteile einer Abgasanlage | |
EP0733719B1 (fr) | Alliage à base de fer pour applications aux températures élevées | |
DE112019001491B4 (de) | Ni-BASIERTE LEGIERUNG UND HITZEBESTÄNDIGES PLATTENMATERIAL, DAS UNTER VERWENDUNG DERSELBEN ERHALTEN WIRD | |
DE69212527T2 (de) | Ferritischer, hitzebeständiger Stahl mit hohen Stickstoff- und Vanadingehalten und Verfahren zu seiner Herstellung | |
EP0130177B1 (fr) | Alliage ferreux fritté |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8127 | New person/name/address of the applicant |
Owner name: TRW THOMPSON GMBH & CO KG, 3013 BARSINGHAUSEN, DE |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |