(19)
(11) EP 3 976 846 A1

(12)

(43) Date of publication:
06.04.2022 Bulletin 2022/14

(21) Application number: 20727672.6

(22) Date of filing: 28.05.2020
(51) International Patent Classification (IPC): 
C22C 38/04(2006.01)
C21D 1/673(2006.01)
C22C 38/00(2006.01)
C22C 38/06(2006.01)
C22C 38/14(2006.01)
C23C 2/12(2006.01)
C23C 2/26(2006.01)
 B21D 22/02(2006.01)
C22C 18/04(2006.01)
C22C 38/02(2006.01)
C22C 38/12(2006.01)
C23C 2/06(2006.01)
C21D 1/18(2006.01)
C23C 2/28(2006.01)
(52) Cooperative Patent Classification (CPC):
C22C 38/04; C21D 1/673; C21D 2211/002; C21D 2211/008; C22C 38/001; C22C 38/12; C23C 2/06; C23C 2/12; C22C 18/04; C22C 38/06; C22C 38/002; C22C 38/14; C22C 38/02; C21D 1/18; B21D 22/022; C23C 2/26; C23C 2/28
(86) International application number:
PCT/EP2020/064803
(87) International publication number:
WO 2020/239891 (03.12.2020 Gazette 2020/49)
(84) Designated Contracting States:
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 States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 28.05.2019 EP 19177069

(71) Applicant: Tata Steel IJmuiden B.V.
1951 JZ Velsen-Noord (NL)

(72) Inventor:
  • RANA, Radhakanta
    1970 CA IJmuiden (NL)

(74) Representative: Group Intellectual Property Services 
c/o Tata Steel Nederland Technology B.V. P.O. Box 10000 - 3G.37
1970 CA IJmuiden
1970 CA IJmuiden (NL)

   


(54) STEEL STRIP, SHEET OR BLANK FOR PRODUCING A HOT-STAMPED PART, PART, AND METHOD FOR HOT-STAMPING A BLANK INTO A PART