EP 3414354 A1 20181219 - MARTENSITIC STEEL WITH DELAYED Z-PHASE FORMATION, AND COMPONENT
Title (en)
MARTENSITIC STEEL WITH DELAYED Z-PHASE FORMATION, AND COMPONENT
Title (de)
MARTENSITISCHER STAHL MIT VERZÖGERTER Z-PHASE-BILDUNG UND BAUTEIL
Title (fr)
ACIER MARTENSITIQUE À FORMATION DE PHASE Z RETARDÉE ET PIÈCE
Publication
Application
Priority
- DE 102016206370 A 20160415
- EP 2017058861 W 20170412
Abstract (en)
[origin: WO2017178555A1] The invention relates to an iron-based steel comprising at least (in wt.%): carbon (C): 0.01% - 0.10%; silicon (Si): 0.02% - 0.7%; manganese (Mn): 0.3% - 1.0%; chromium (Cr): 8.0% - 10%; molybdenum (Mo): 0.1% - 1.8%; cobalt (Co): 0.8% - 2.0%; nickel (Ni): 0.008% - 0.20%; boron (B): 0.004% - 0.01%; nitrogen (N): 0.03% - 0.06%; vanadium (V): 0.1% - 0.3%, particularly 0.15% - 0.022% of vanadium (V), more particularly 0.185% of vanadium (V); niobium (Nb): 0.01% - 0.07%; optionally tungsten (W): 2.0% - 2.8%, particularly 2.4% of tungsten; the remainder being iron (Fe); wherein said steel consists in particular of these elements.
IPC 8 full level
C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/40 (2006.01); C22C 38/46 (2006.01); C22C 38/48 (2006.01); C22C 38/52 (2006.01); C22C 38/54 (2006.01); F22B 37/04 (2006.01)
CPC (source: EP US)
C22C 38/001 (2013.01 - EP US); C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP US); C22C 38/40 (2013.01 - EP US); C22C 38/44 (2013.01 - EP US); C22C 38/46 (2013.01 - EP US); C22C 38/48 (2013.01 - EP US); C22C 38/52 (2013.01 - EP US); C22C 38/54 (2013.01 - EP US); F01D 25/005 (2013.01 - US); C21D 6/002 (2013.01 - EP US); F22B 37/04 (2013.01 - EP US)
Citation (search report)
See references of WO 2017178555A1
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
WO 2017178555 A1 20171019; DE 102016206370 A1 20171019; EP 3414354 A1 20181219; US 2019169721 A1 20190606
DOCDB simple family (application)
EP 2017058861 W 20170412; DE 102016206370 A 20160415; EP 17717169 A 20170412; US 201716092456 A 20170412