Global Patent Index - EP 2988887 A2

EP 2988887 A2 20160302 - STEEL FOR HOT FORMING

Title (en)

STEEL FOR HOT FORMING

Title (de)

STAHL ZUR WARMUMFORMUNG

Title (fr)

ACIER POUR LE FORMAGE À CHAUD

Publication

EP 2988887 A2 20160302 (EN)

Application

EP 14771785 A 20140919

Priority

  • EP 13004573 A 20130919
  • EP 14162308 A 20140328
  • EP 2014002552 W 20140919
  • EP 14771785 A 20140919

Abstract (en)

[origin: WO2015039763A2] The invention relates to a steel for hot forming. According to the invention the steel for hot forming has the following composition weight%: C: 0.10 - 0.25, Mn: 1.4 - 2.6, Si:≤0.4, Cr: < 1.0, Al: < 1.5, P < 0.02, s < 0.005, N ≤ 0.03, B < 0.0004, 0 : < 0.008 and optionally: Ti : < 0.3, Mo: < 0.5, Nb: < 0.3, V:≤ 0.5, Ca: < 0.05, the remainder being iron and unavoidable impurities. The invention also relates to a strip, sheet or blank produced with such a steel, method for producing a hot formed product, such a product and the use thereof.

IPC 8 full level

B21D 37/16 (2006.01); C21D 8/02 (2006.01); C21D 9/46 (2006.01); C22C 30/00 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/38 (2006.01)

CPC (source: CN EP US)

B32B 15/012 (2013.01 - CN EP US); B32B 15/013 (2013.01 - EP US); C21D 1/18 (2013.01 - EP US); C21D 6/002 (2013.01 - EP US); C21D 6/005 (2013.01 - CN EP US); C21D 6/008 (2013.01 - EP US); C21D 8/005 (2013.01 - CN); C21D 9/08 (2013.01 - CN); C21D 9/48 (2013.01 - CN); C22C 38/001 (2013.01 - CN EP US); C22C 38/002 (2013.01 - EP US); C22C 38/02 (2013.01 - CN EP US); C22C 38/04 (2013.01 - CN EP US); C22C 38/06 (2013.01 - CN EP US); C22C 38/14 (2013.01 - CN); C22C 38/18 (2013.01 - CN); C22C 38/28 (2013.01 - EP US); C22C 38/32 (2013.01 - CN EP US); C22C 38/38 (2013.01 - EP US); C23C 2/06 (2013.01 - US); C23C 2/12 (2013.01 - US); C23C 2/28 (2013.01 - CN EP US); C23C 2/29 (2022.08 - CN EP US); C23C 2/38 (2013.01 - US); C23C 2/40 (2013.01 - US); B21D 22/022 (2013.01 - EP US); B21D 35/005 (2013.01 - EP US); B32B 2250/02 (2013.01 - CN); C21D 1/673 (2013.01 - EP US); C21D 8/105 (2013.01 - EP US); C21D 9/48 (2013.01 - EP US); C21D 2211/008 (2013.01 - EP US)

Citation (search report)

See references of WO 2015039763A2

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 2015039763 A2 20150326; WO 2015039763 A3 20150820; CA 2924812 A1 20150326; CN 105658834 A 20160608; CN 109023136 A 20181218; EP 2988887 A2 20160302; JP 2016537502 A 20161201; KR 20160057457 A 20160523; US 2016289809 A1 20161006

DOCDB simple family (application)

EP 2014002552 W 20140919; CA 2924812 A 20140919; CN 201480058068 A 20140919; CN 201811022735 A 20140919; EP 14771785 A 20140919; JP 2016515478 A 20140919; KR 20167009944 A 20140919; US 201415022391 A 20140919