Patent ID: 9322085
Filing Date: 2016-04-26
CPC Classification: C22C,F16C

Claim Text:
1. A high-strength brass alloy for sliding members, the high-strength brass alloy consisting of, by mass %, 17 to 28% of Zn, 5 to 10% of Al, 4 to 10% of Mn, 1 to 5% of Fe, 2.3 to 3% of Ni, 0.5 to 3% of Si, and the balance of Cu and inevitable impurities, and the high-strength brass alloy having only a structure that consists of: (i) a matrix of a single phase structure of a β phase, and (ii) at least one of Fe—Mn—Si intermetallic compounds in the form of aciculae, spheres, or petals dispersed in the β phase, wherein when the mass percentages of Fe, Mn, and Si are represented as [Fe], [Mn], and [Si], respectively, the following first formula is satisfied: