EP 2103704 B1 20120711 - Hot-rolled long product and method for its manufacture
Title (en)
Hot-rolled long product and method for its manufacture
Title (de)
Warmgewalztes Langprodukt und Verfahren zu dessen Herstellung
Title (fr)
Produit longitudinal laminé à chaud et son procédé de fabrication
Publication
Application
Priority
EP 08004335 A 20080310
Abstract (en)
[origin: EP2103704A1] Hot-rolled longitudinal product contains (in wt.%) 0.20-0.25 carbon, 0.90-1.35 silicon, up to 0.20 nickel, up to 0.50 molybdenum, 0.04-0.25 sulfur, up to 0.01 aluminum, up to 0.035 phosphorus, up to 0.0008 boron, up to 0.02 titanium, up to 0.3 lead, up to 0.3 bismuth, up to 1.93 manganese, up to 4.0 chromium, up to 0.02 nitrogen and up to 0.01 oxygen bound in oxidic inclusions. Manganese content - 1.72 sulfur content 1.50% and chromium content + (manganese content - 1.72 sulfur content) 2.6 wt.%. The product has the following constituents: 50-90% bainite, up to 50% martensite, up to 10% ferrite and up to 10% residual austenite. An independent claim is also included for a method for the production of a hot-rolled longitudinal product.
IPC 8 full level
C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/18 (2006.01)
CPC (source: EP)
C21D 6/002 (2013.01); C21D 6/005 (2013.01); C21D 6/008 (2013.01); C21D 8/0226 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/18 (2013.01); C21D 2211/002 (2013.01); C21D 2211/004 (2013.01); C21D 2211/008 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 2103704 A1 20090923; EP 2103704 B1 20120711; ES 2391312 T3 20121123; PL 2103704 T3 20121231; SI 2103704 T1 20121130
DOCDB simple family (application)
EP 08004335 A 20080310; ES 08004335 T 20080310; PL 08004335 T 20080310; SI 200830770 T 20080310