EP 1728884 A1 20061206 - Steel for a plastic molding die
Title (en)
Steel for a plastic molding die
Title (de)
Stahl für Kunststofformen
Title (fr)
Acier pour moule matière plastique
Publication
Application
Priority
- JP 2005162823 A 20050602
- JP 2006094094 A 20060330
Abstract (en)
To provide a steel for plastic molding die which possesses enough hardness, wear resistance and corrosion resistance, and is excellent in high-precision processability and mirror polishing properties. The steel for a plastic molding die contains not more than 0.80 wt% C, not less than 0.01 wt% and less than 1.40 wt% Si, not less than 0.05 wt% and not more than 2.0 wt% Mn, not less than 0.005 wt% and not more than 1.00 wt% Ni, not less than 13.0 wt% and not more than 20.0 wt% Cr, not less than 0.20 wt% and not more than 4.0 wt% Mo + 1/2 W, not less than 0.01 wt% and not more than 1.00 wt% V, not less than 0.36 wt% and not more than 0.80 wt% N, not more than 0.02 wt% O, not more than 0.80 wt% A1, and the remainder substantially including Fe and unavoidable impurities.
IPC 8 full level
C22C 38/00 (2006.01)
CPC (source: EP KR US)
C21D 1/18 (2013.01 - EP US); C21D 6/002 (2013.01 - EP US); C21D 8/06 (2013.01 - EP US); C22C 1/00 (2013.01 - EP US); C22C 38/001 (2013.01 - EP US); C22C 38/002 (2013.01 - EP US); C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP US); C22C 38/06 (2013.01 - EP US); C22C 38/18 (2013.01 - KR); C22C 38/44 (2013.01 - EP US); C22C 38/46 (2013.01 - EP US); C22C 38/60 (2013.01 - EP US)
Citation (applicant)
Citation (search report)
- [PX] EP 1602740 A1 20051207 - DAIDO STEEL CO LTD [JP]
- [PX] EP 1571231 A1 20050907 - DAIDO STEEL CO LTD [JP]
- [X] DE 4212966 A1 19931021 - VER SCHMIEDEWERKE GMBH [DE]
- [X] EP 1236809 A2 20020904 - DAIDO STEEL CO LTD [JP]
- [X] EP 0810294 A1 19971203 - TRW DEUTSCHLAND GMBH [DE]
- [X] DE 3901470 C1 19900809
- [AD] US 5641453 A 19970624 - HACKL GERHARD DR [AT], et al
- [A] US 2004101430 A1 20040527 - SANDBERG ODD [SE], et al
- [X] STEIN G ET AL: "APPLICATION OF NITROGEN-ALLOYED MARTENSITIC STAINLESS STEELS IN THE AVIATION INDUSTRY", ASTM SPECIAL TECHNICAL PUBLICATION, AMERICAN SOCIETY FOR TESTING MATERIALS,, US, vol. 1259, 20 November 1996 (1996-11-20), pages 104 - 115, XP009049271, ISSN: 0066-0558
- [A] PATENT ABSTRACTS OF JAPAN vol. 2000, no. 21 3 August 2001 (2001-08-03)
Designated contracting state (EPC)
AT DE SE
Designated extension state (EPC)
AL BA HR MK YU
DOCDB simple family (publication)
EP 1728884 A1 20061206; JP 2007009321 A 20070118; KR 20060125467 A 20061206; TW 200643190 A 20061216; US 2006285992 A1 20061221
DOCDB simple family (application)
EP 06011250 A 20060531; JP 2006094094 A 20060330; KR 20060041565 A 20060509; TW 95119539 A 20060602; US 44446006 A 20060601