| 摘要 |
PROBLEM TO BE SOLVED: To provide an abrasion resistant copper alloy maintaining strength, toughness and impact resistance and having abrasion resistance at high level.SOLUTION: There is provided an abrasion resistant copper alloy containing, by mass ratio, Zn:10 to 40%, Al:2 to 9%, Fe:0.4 to 3.5%, Ni:0.5 to 4.0%, Co:0.3 to 2.0%, Mn:1.0 to 5.0%, Si:0.3 to 3.5% and the balance Cu with inevitable impurities and having a structure where an Al-Fe-Mn-Si-Ni-Co-based intermetallic compound is dispersed in at least one of α phase+β phase, α phase+β phase+γ phase or β phase.SELECTED DRAWING: None |
