C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
C22C 9/04 (2006.01)
Patent
CA 2582972
The invention relates to a Cu-Zn-Si alloy comprising 70-80 wt. % copper, 1 -5 wt. % silicon, 0.0001 0.5 % boron, up to 0.2 % phosphorus and/or up to 0.2 % arsenic, the rest being zinc in addition to unavoidable impurities. The information further relates to the use and production of said alloy. The alloy is characterized by improved resistance to oxidation and by uniform mechanical properties.
L'invention concerne un alliage Cu-Zn-Si contenant 70 à 80 % en poids de cuivre, 1 à 5 % en poids de silicium, 0,0001 à 0,5 % en poids de bore, 0,2 % en poids maximum de phosphore et/ou 0,2 % en poids maximum d'arsenic, le reste étant constitué de zinc et des inévitables impuretés. L'invention concerne l'utilisation et la production d'un tel alliage. L'alliage se distingue par une meilleure résistance à l'oxydation et par des propriétés mécaniques uniformes.
Gaag Norbert
Marstaller Klaus
Mayer Hermann
Rexer Ulrich
Schwarm Klaus
Diehl Metall Stiftung & Co. Kg
Fetherstonhaugh & Co.
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