B - Operations – Transporting – 23 – K
Patent
B - Operations, Transporting
23
K
B23K 35/28 (2006.01) B23K 1/18 (2006.01) B23K 20/02 (2006.01) B23K 20/16 (2006.01) B23K 35/02 (2006.01) B32B 15/01 (2006.01) C25D 3/56 (2006.01) C25D 5/10 (2006.01) B23K 35/00 (2006.01)
Patent
CA 2428119
The invention relates to an aluminium brazing product, such as a brazing sheet product, comprising an aluminium alloy base substrate (1) of an aluminium alloy comprising silicon in an amount in the range of 2 to 18% by weight, and on at least one outlet surface a layer (2) comprising nickel, wherein a separately deposited layer (3) is applied on one side of said layer (2) comprising nickel, and wherein said layer (3) comprising a metal such that taken together said aluminium base substrate (1) and all layers exterior thereto form a metal filler having a liquidus temperature in the range of 490 to 570~C. The invention also relates to a method of manufacturing such an aluminium brazing product and to a brazed assembly comprising at least one component made of the aluminium brazing product.
L'invention concerne un produit de brasage d'aluminium, telle une feuille de brasage, qui comprend un substrat (1) de base en alliage d'aluminium. Cet alliage d'aluminium comprend du silicium à raison de 2 à 18 % en poids, et présente sur au moins une surface extérieure une couche (2) contenant du nickel ; une couche (3) déposée séparément est appliquée sur une face de la couche (2) contenant du nickel, ladite couche (3) contenant un métal tel que le substrat (1) de base aluminium et toutes les couches extérieures à celui-ci forment ensemble une matière de remplissage métallique à température liquidus comprise entre 490 et 570 ·C. L'invention concerne aussi un procédé de fabrication de ce produit de brasage d'aluminium et un ensemble brasé contenant au moins un composant fait du produit de brasage d'aluminium.
Wijenberg Jacques Hubert Olga Joseph
Wittebrood Adrianus Jacobus
Corus Aluminium Walzprodukte Gmbh
Robic
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