EP 3274483 B1 20190724 - PARTS WITH A BAINITIC STRUCTURE HAVING HIGH STRENGTH PROPERTIES AND MANUFACTURING PROCESS
Title (en)
PARTS WITH A BAINITIC STRUCTURE HAVING HIGH STRENGTH PROPERTIES AND MANUFACTURING PROCESS
Title (de)
TEILE MIT BAINITISCHER STRUKTUR MIT HOHEN FESTIGKEITSEIGENSCHAFTEN UND HERSTELLUNGSVERFAHREN
Title (fr)
PIECES A STRUCTURE BAINITIQUE A HAUTES PROPRIETES DE RESISTANCE ET PROCEDE DE FABRICATION
Publication
Application
Priority
- IB 2015000384 W 20150323
- IB 2016000343 W 20160323
Abstract (en)
[origin: WO2016151345A1] The subject of the invention is a part, the composition of which comprises, the contents being expressed as percentages by weight, 0.10 ≤ C ≤ 0.30, 1.6 ≤ Mn ≤ 2.1, 0.5 ≤ Cr ≤ 1.7, 0.5 ≤ Si ≤ 1.0, 0.065 ≤ Nb ≤ 0.15, 0.0010 ≤ B ≤ 0.0050, 0.0010 ≤ N ≤ 0.0130, 0 ≤ Al ≤ 0.060, 0 ≤ Mo ≤ 1.00, 0 ≤ Ni ≤ 1.0, 0.01 ≤ Ti ≤ 0.07, 0 ≤ V ≤ 0.3, 0 ≤ P ≤ 0.050, 0.01 ≤ S ≤ 0.1, 0 ≤ Cu ≤ 0.5, 0 ≤ Sn ≤ 0.1, the remainder of the composition consisting of iron and inevitable impurities resulting from the smelting, the microstructure consisting, in surface proportions, of 100% to 70% of bainite, of less than 30% of residual austenite and of less than 5% of ferrite, and process for the manufacture thereof.
IPC 8 full level
C22C 38/04 (2006.01); C22C 38/12 (2006.01); C22C 38/22 (2006.01); C22C 38/26 (2006.01); C22C 38/28 (2006.01); C22C 38/32 (2006.01); C22C 38/38 (2006.01)
CPC (source: CN EP KR US)
C21D 1/18 (2013.01 - EP US); C21D 6/004 (2013.01 - EP US); C21D 6/005 (2013.01 - EP US); C21D 6/008 (2013.01 - EP US); C21D 8/00 (2013.01 - CN); C21D 8/0263 (2013.01 - EP KR US); C21D 8/065 (2013.01 - EP US); C21D 9/525 (2013.01 - EP US); C22C 38/001 (2013.01 - EP US); C22C 38/002 (2013.01 - EP US); C22C 38/008 (2013.01 - EP US); C22C 38/02 (2013.01 - CN EP KR US); C22C 38/04 (2013.01 - EP KR US); C22C 38/06 (2013.01 - CN EP US); C22C 38/12 (2013.01 - EP US); C22C 38/20 (2013.01 - CN); C22C 38/22 (2013.01 - CN EP KR US); C22C 38/24 (2013.01 - CN); C22C 38/26 (2013.01 - CN EP KR US); C22C 38/28 (2013.01 - CN EP KR US); C22C 38/32 (2013.01 - CN EP KR US); C22C 38/38 (2013.01 - CN EP KR US); C22C 38/42 (2013.01 - CN EP US); C22C 38/44 (2013.01 - CN EP US); C22C 38/46 (2013.01 - CN EP US); C22C 38/48 (2013.01 - CN EP US); C22C 38/50 (2013.01 - CN EP US); C22C 38/54 (2013.01 - CN EP US); C22C 38/58 (2013.01 - CN EP US); C22C 38/60 (2013.01 - CN KR); C21D 2211/001 (2013.01 - CN EP US); C21D 2211/002 (2013.01 - CN EP KR US); C21D 2211/005 (2013.01 - CN EP KR US)
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
DOCDB simple family (publication)
WO 2016151345 A1 20160929; AU 2016238510 A1 20171012; AU 2016238510 B2 20190919; BR 112017020282 A2 20180605; BR 112017020282 B1 20210817; CA 2980878 A1 20160929; CA 2980878 C 20200114; CN 107371369 A 20171121; CN 107371369 B 20190621; EA 201792077 A1 20180131; EP 3274483 A1 20180131; EP 3274483 B1 20190724; ES 2748436 T3 20200316; HU E045789 T2 20200128; JP 2018512509 A 20180517; JP 6625657 B2 20191225; KR 101887844 B1 20180810; KR 20170118916 A 20171025; MX 2017012242 A 20171215; PL 3274483 T3 20200131; UA 118920 C2 20190325; US 2018057909 A1 20180301; WO 2016151390 A1 20160929
DOCDB simple family (application)
IB 2015000384 W 20150323; AU 2016238510 A 20160323; BR 112017020282 A 20160323; CA 2980878 A 20160323; CN 201680017905 A 20160323; EA 201792077 A 20160323; EP 16718723 A 20160323; ES 16718723 T 20160323; HU E16718723 A 20160323; IB 2016000343 W 20160323; JP 2017549687 A 20160323; KR 20177026897 A 20160323; MX 2017012242 A 20160323; PL 16718723 T 20160323; UA A201710001 A 20160323; US 201615560468 A 20160323