Copper base alloy suitable for use as material for sliding...

Details Copper base alloy suitable for use as material for sliding... Copper base alloy suitable for use as material for sliding...

2005-11-15

2005-11-15

Ip, Sikyin (Department: 1742)

Metal treatment

Stock

Copper base

C420S482000

Reexamination Certificate

active

06964713

ABSTRACT:
A copper base alloy suitable for use as a material for a sliding member used under severe sliding conditions such as a floating bush bearing of a turbocharger used in automobiles is disclosed. The alloy comprises, by mass %, 15 to 25% Zn, 4.2 to 10% Di, 2 to 7% Mn, 1 to 3% Si and balance of Cu and unavoidable impurities, the alloy having a structure of which matrix is composed of α-single phase, wherein a eutectic structure of the α-phase and an Mn—Si compound and Bi particle are distributed throughout the matrix.

REFERENCES:
patent: 5582281 (1996-12-01), Nakashima et al.
patent: 09316570 (1997-12-01), None

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