EP 3278895 B1 20200311 - STEEL SHEET FOR HOT STAMPING, METHOD FOR MANUFACTURING SAME, AND HOT STAMP MOLDED ARTICLE
Title (en)
STEEL SHEET FOR HOT STAMPING, METHOD FOR MANUFACTURING SAME, AND HOT STAMP MOLDED ARTICLE
Title (de)
STAHLBLECH ZUR HEISSPRÄGUNG, VERFAHREN ZUR HERSTELLUNG DAVON UND HEISSPRÄGEFORMKÖRPER
Title (fr)
TÔLE D'ACIER POUR ESTAMPAGE À CHAUD, SON PROCÉDÉ DE FABRICATION ET ARTICLE MOULÉ ESTAMPÉ À CHAUD
Publication
Application
Priority
- JP 2015072280 A 20150331
- JP 2016060145 W 20160329
Abstract (en)
[origin: EP3278895A1] A steel sheet for hot stamping includes a composition including at least, in mass%, C: 0.100% to 0.600%, Si: 0.50% to 3.00%, Mn: 1.20% to 4.00%, Ti: 0.005% to 0.100%, B: 0.0005% to 0.0100%, P: 0.100% or less, S: 0.0001% to 0.0100%, Al: 0.005% to 1.000%, and N: 0.0100% or less, with a balance of Fe and impurities, surface roughness of the steel sheet satisfies Rz>2.5 µm, and 50 mg/m 2 to 1500 mg/m 2 of coating oil is applied to a surface.
IPC 8 full level
C21D 9/46 (2006.01); B21B 1/04 (2006.01); B21B 1/46 (2006.01); C21D 6/00 (2006.01); C21D 8/02 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/08 (2006.01); C22C 38/12 (2006.01); C22C 38/14 (2006.01); C22C 38/16 (2006.01); C22C 38/28 (2006.01); C22C 38/32 (2006.01); C22C 38/38 (2006.01); C22C 38/58 (2006.01)
CPC (source: EP KR RU US)
B21B 1/04 (2013.01 - US); B21B 1/463 (2013.01 - US); B21B 3/00 (2013.01 - KR); B21B 45/0242 (2013.01 - KR); B21D 22/022 (2013.01 - KR); B21D 22/20 (2013.01 - EP RU US); B21D 24/00 (2013.01 - EP RU US); C21D 6/005 (2013.01 - EP US); C21D 6/008 (2013.01 - EP US); C21D 8/0205 (2013.01 - EP US); C21D 8/0226 (2013.01 - EP US); C21D 8/0236 (2013.01 - EP US); C21D 8/0278 (2013.01 - EP KR US); C21D 9/46 (2013.01 - EP KR RU US); C22C 38/00 (2013.01 - EP RU US); C22C 38/001 (2013.01 - EP US); C22C 38/002 (2013.01 - EP KR US); C22C 38/004 (2013.01 - KR); C22C 38/005 (2013.01 - EP US); C22C 38/02 (2013.01 - EP US); C22C 38/04 (2013.01 - EP KR US); C22C 38/06 (2013.01 - EP US); C22C 38/08 (2013.01 - EP US); C22C 38/12 (2013.01 - EP US); C22C 38/14 (2013.01 - EP KR RU US); C22C 38/16 (2013.01 - EP US); C22C 38/28 (2013.01 - EP US); C22C 38/32 (2013.01 - EP US); C22C 38/38 (2013.01 - EP US); C22C 38/58 (2013.01 - EP RU US); C23F 11/00 (2013.01 - EP KR RU US); C23G 1/08 (2013.01 - EP KR RU US); B21B 2001/028 (2013.01 - 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)
EP 3278895 A1 20180207; EP 3278895 A4 20180905; EP 3278895 B1 20200311; BR 112017020165 A2 20180605; CA 2979978 A1 20161006; CN 107427889 A 20171201; CN 107427889 B 20191025; ES 2781465 T3 20200902; JP 6515356 B2 20190522; JP WO2016158961 A1 20180118; KR 102000863 B1 20190716; KR 20170122823 A 20171106; MX 2017012377 A 20171214; RU 2683397 C1 20190328; TW 201702403 A 20170116; TW I597370 B 20170901; US 2018044754 A1 20180215; WO 2016158961 A1 20161006
DOCDB simple family (application)
EP 16772842 A 20160329; BR 112017020165 A 20160329; CA 2979978 A 20160329; CN 201680017529 A 20160329; ES 16772842 T 20160329; JP 2016060145 W 20160329; JP 2017510030 A 20160329; KR 20177027982 A 20160329; MX 2017012377 A 20160329; RU 2017135379 A 20160329; TW 105110064 A 20160330; US 201615559731 A 20160329