Copper-tin multicomponent bronze containing hard phases, production process and use
OwnerKai Weberinventor
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Abstract
The invention relates to a copper-tin multicomponent bronze consisting of (in % by weight): 0.5 to 14.0% Sn, 0.01 to 8.0% Zn, 0.01 to 0.8% Cr, 0.05 to 2.0% Al, 0.01 to 2.0% Si, optionally in addition up to a maximum of 0.1 to 3.0% Mn and optionally in addition up to a maximum of 0.08% P and optionally in addition up to a maximum of 0.08% S, remainder copper and unavoidable impurities, wherein, in the structure, silicides and/or chromium particles are deposited, which are surrounded by a tin film in the form of a highly tin-containing accumulation. A further aspect of the invention relates to a process for producing strips, plates, bolts, wires, rods, tubes and profiles of the copper-tin multicomponent bronze according to the invention, and also to a use.
Claims18
Copper-tin multicomponent bronze consisting of (in % by weight):
- 0.5 to 14.0% Sn,
- 0.01 to 8.0% Zn,
- 0.01 to 0.8% Cr,
- 0.05 to 2.0% Al,
- 0.01 to 2.0% Si,
- optionally in addition up to a maximum of 0.1 to 3.0% Mn and
- optionally in addition up to a maximum of 0.08% P and
- optionally in addition up to a maximum of 0.08% S,
- remainder copper and unavoidable impurities,
- wherein, in the structure, silicides and/or chromium particles are deposited, which are surrounded by a tin film in the form of a highly tin-containing accumulation.
Dependencies are inferred from the claim text.