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1. (WO2017060745) STEEL SHEET COATED WITH A METALLIC COATING BASED ON ALUMINIUM AND COMPRISING TITANIUM

Pub. No.:    WO/2017/060745    International Application No.:    PCT/IB2015/001773
Publication Date: Fri Apr 14 01:59:59 CEST 2017 International Filing Date: Tue Oct 06 01:59:59 CEST 2015
IPC: C23C 2/12
Applicants: ARCELORMITTAL
Inventors: ALLELY, Christian
MACHADO AMORIM, Tiago
CORLU, Beril
DE STRYCKER, Joost
Title: STEEL SHEET COATED WITH A METALLIC COATING BASED ON ALUMINIUM AND COMPRISING TITANIUM
Abstract:
The present invention relates to a steel sheet coated with a metallic coating comprising from 1.0 to 22.0% by weight of zinc, from 0.1 to 1.0% by weight of titanium, from 0.1 to 15.0% by weight of silicon, and optionally additional elements chosen from Sb, Pb, Ca, Mn, Ce, La, Cr, Ni, Zr, In, Sn, Hf ou Bi, the content by weight of each additional element being inferior to 0.3% by weight, the balance being aluminum and optionally unavoidable impurities and residuals elements and wherein the microstructure of the coating does not comprise Al-Zn binary phases.