B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
B23K 26/32 (2006.01) B32B 15/01 (2006.01) C23C 2/26 (2006.01)
Patent
CA 2649491
Sheet constituted by a steel substrate (1) and a pre-coating (2), said pre-coating being constituted by an intermetallic alloy layer (3) in contact with said substrate, topped with a metal alloy layer (4), characterized in that, on at least one pre-coated surface of said sheet, one zone (6) is without said metal alloy layer, said zone being located on the periphery of said sheet.
Tôle constituée d'un substrat en acier (1) et d'un pré-revêtement (2), ledit pré-revêtement étant constitué d'une couche d'alliage intermétallique (3) en contact avec ledit substrat, surmontée d'une couche d'alliage métallique (4), caractérisée en ce que, sur au moins une face pré-revêtue de ladite tôle, une zone (6) est dépourvue de ladite couche d'alliage métallique, ladite zone étant située à la périphérie de ladite tôle.
Canourgues Jean-Francois
Ehling Wolfram
Pic Aurelien
Thommes Bernd
Verrier Pascal
Arcelormittal France
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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