Global Patent Index - EP 3625048 A1

EP 3625048 A1 20200325 - HOT-WORKING MATERIAL, COMPONENT AND USE

Title (en)

HOT-WORKING MATERIAL, COMPONENT AND USE

Title (de)

WARMUMFORMMATERIAL, BAUTEIL UND VERWENDUNG

Title (fr)

MATÉRIAU DE FORMAGE À CHAUD, PIÈCE ET UTILISATION CORRESPONDANTE

Publication

EP 3625048 A1 20200325 (DE)

Application

EP 18724548 A 20180515

Priority

  • DE 102017208254 A 20170516
  • EP 2018062432 W 20180515

Abstract (en)

[origin: WO2018210779A1] The invention relates to a hot-working material (1) made of a five-layer material composite comprising a core layer (1.1) made of a hardening steel with a carbon portion C of at least 0.2 wt.%, two intermediate layers (1.2) integrally connected to the core layer (1.1) made of a steel with a chromium content Cr of at least 2 wt.%, which have a body-centred or face-centred cubic grid structure, as well as a respective cover layer (1.3) integrally connected to the intermediate layer (1.2) on the outer sides of the intermediate layers (1.2) and made of a steel with a carbon portion C of max. 0.25 wt.%. The invention also relates to a component and a corresponding use.

IPC 8 full level

B32B 15/01 (2006.01); C22C 38/00 (2006.01); C22C 38/04 (2006.01); C22C 38/06 (2006.01); C22C 38/18 (2006.01); C22C 38/40 (2006.01)

CPC (source: EP)

B32B 15/011 (2013.01); B32B 15/18 (2013.01); C22C 38/00 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/18 (2013.01); C22C 38/40 (2013.01); C23C 2/12 (2013.01); C23C 28/021 (2013.01)

Citation (search report)

See references of WO 2018210779A1

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 2018210779 A1 20181122; DE 102017208254 A1 20181122; EP 3625048 A1 20200325

DOCDB simple family (application)

EP 2018062432 W 20180515; DE 102017208254 A 20170516; EP 18724548 A 20180515