| 摘要 |
Composite material for making bearings comprises a steel backing to which is bonded a layer of aluminium alloy having, by weight: .Tin.5-50% .Silicon.0-10% .Copper.0-4% .Nickel.0-4% .Manganese.0-4% .Iron.0-1% .Lead.0-5% .Beryllium.0-0.5% Aluminium-the remainder, at least 50% |
