EP 1379706 B1 20041117 - TOOL STEEL HAVING HIGH TOUGHNESS, METHOD FOR PRODUCING PARTS MADE OF SAID STEEL, AND PARTS THUS OBTAINED
Title (en)
TOOL STEEL HAVING HIGH TOUGHNESS, METHOD FOR PRODUCING PARTS MADE OF SAID STEEL, AND PARTS THUS OBTAINED
Title (de)
WERKZEUGSTAHL VON HOHER ZÄHIGKEIT, VERFAHREN ZUM HERSTELLEN VON TEILEN AUS DIESEM STAHL UND SO HERGESTELLTE TEILE
Title (fr)
ACIER A OUTILS A TENACITE RENFORCEE, PROCEDE DE FABRICATION DE PIECES DANS CET ACIER ET PIECES OBTENUES
Publication
Application
Priority
- FR 0201302 W 20020416
- FR 0105225 A 20010418
Abstract (en)
[origin: WO02083966A1] The invention relates to a tool steel, whereby the composition thereof comprises the following expressed in wt. %: 0.8 </= C </= 1.5; 5.0 </= Cr </= 14; 0.2 </= Mn </= 3; Ni </= 5; V </= 1; Nb </= 0.1; Si+Al </= 2; Cu </= 1; S </= 0.3; Ca </= 0.1; Se </= 0.1; Te </= 0.1; 1.0 </= Mo+W/2 </= 4; 0.06 </= Ti+Zr/2 </= 0.15; 0.004 </= N </= 0.02. The rest of the composition is comprised of iron and impurities resulting from the production process, including 2.5.10<-4> %<2> </= (Ti + Zr/2) x N. The invention also relates to a method for producing parts made of said steel and parts thus obtained.
IPC 1-7
C22C 38/44; C22C 38/50; C22C 38/42; C22C 38/46; C22C 38/60; C21C 7/06
IPC 8 full level
C21C 7/04 (2006.01); C21C 7/00 (2006.01); C21C 7/072 (2006.01); C21D 6/00 (2006.01); C22C 38/00 (2006.01); C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/46 (2006.01); C22C 38/50 (2006.01); C22C 38/60 (2006.01)
CPC (source: EP KR US)
C21C 7/0006 (2013.01 - EP US); C21C 7/0056 (2013.01 - EP US); C22C 38/001 (2013.01 - EP US); C22C 38/18 (2013.01 - KR); C22C 38/42 (2013.01 - EP US); C22C 38/44 (2013.01 - EP US); C22C 38/46 (2013.01 - EP US); C22C 38/50 (2013.01 - EP US); C22C 38/60 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 02083966 A1 20021024; AR 033220 A1 20031210; AT E282721 T1 20041215; AU 2002257862 B2 20061005; BR 0209018 A 20040810; BR 0209018 B1 20100309; CA 2444175 A1 20021024; CA 2444175 C 20090616; CN 1226441 C 20051109; CN 1503852 A 20040609; CZ 20032755 A3 20040714; CZ 297762 B6 20070321; DE 60201984 D1 20041223; DE 60201984 T2 20050331; EP 1379706 A1 20040114; EP 1379706 B1 20041117; ES 2231691 T3 20050516; FR 2823768 A1 20021025; FR 2823768 B1 20030905; HK 1062460 A1 20041105; HU 228835 B1 20130628; HU P0303947 A2 20040329; HU P0303947 A3 20040728; JP 2004526060 A 20040826; JP 4523230 B2 20100811; KR 100846815 B1 20080716; KR 20030085111 A 20031101; MX PA03009445 A 20040524; MY 127296 A 20061130; PL 197554 B1 20080430; PL 363285 A1 20041115; PT 1379706 E 20050228; RU 2003133465 A 20050510; RU 2279494 C2 20060710; SK 12992003 A3 20040302; SK 286725 B6 20090406; TW 554050 B 20030921; UA 74258 C2 20051115; US 7445750 B1 20081104; ZA 200307900 B 20041011
DOCDB simple family (application)
FR 0201302 W 20020416; AR P020101391 A 20020417; AT 02727658 T 20020416; AU 2002257862 A 20020416; BR 0209018 A 20020416; CA 2444175 A 20020416; CN 02808427 A 20020416; CZ 20032755 A 20020416; DE 60201984 T 20020416; EP 02727658 A 20020416; ES 02727658 T 20020416; FR 0105225 A 20010418; HK 04104958 A 20040708; HU P0303947 A 20020416; JP 2002581704 A 20020416; KR 20037013556 A 20031016; MX PA03009445 A 20020416; MY PI20021261 A 20020408; PL 36328502 A 20020416; PT 02727658 T 20020416; RU 2003133465 A 20020416; SK 12992003 A 20020416; TW 91107066 A 20020409; UA 20031110383 A 20020416; US 47484102 A 20020416; ZA 200307900 A 20031009