EP 3778950 A1 20210217 - AUSTENITIC WEAR-RESISTANT STEEL SHEET
Title (en)
AUSTENITIC WEAR-RESISTANT STEEL SHEET
Title (de)
AUSTENITISCHES ABRIEBFESTES STAHLBLECH
Title (fr)
TÔLE D'ACIER AUSTÉNITIQUE RÉSISTANTE À L'USURE
Publication
Application
Priority
JP 2018013289 W 20180329
Abstract (en)
An austenitic wear-resistant steel plate according to an aspect of the present invention has a predetermined chemical composition, the amounts of C and Mn by mass% satisfy -20 × C + 30 < Mn ≤ -20 × C + 45, a volume fraction of austenite in a metallographic structure is 90% to 100%, and an average grain size of the austenite is 40 to 300 µm.
IPC 8 full level
C22C 38/00 (2006.01); C21D 8/02 (2006.01); C22C 38/04 (2006.01)
CPC (source: EP KR)
C21D 6/005 (2013.01 - EP); C21D 8/02 (2013.01 - EP KR); C22C 38/00 (2013.01 - EP); C22C 38/001 (2013.01 - KR); C22C 38/02 (2013.01 - EP); C22C 38/04 (2013.01 - EP KR); C22C 38/06 (2013.01 - EP); C22C 38/34 (2013.01 - KR); C22C 38/42 (2013.01 - KR); C22C 38/44 (2013.01 - KR); C22C 38/46 (2013.01 - KR); C22C 38/48 (2013.01 - KR); C22C 38/50 (2013.01 - KR); C22C 38/52 (2013.01 - KR); C22C 38/58 (2013.01 - KR); C21D 6/00 (2013.01 - EP); C21D 2211/001 (2013.01 - EP)
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)
EP 3778950 A1 20210217; EP 3778950 A4 20211006; BR 112020014123 A2 20201201; CN 111727267 A 20200929; CN 111727267 B 20220524; KR 102453321 B1 20221011; KR 20200105925 A 20200909; WO 2019186911 A1 20191003
DOCDB simple family (application)
EP 18912208 A 20180329; BR 112020014123 A 20180329; CN 201880089433 A 20180329; JP 2018013289 W 20180329; KR 20207023127 A 20180329