WEAR AND CORROSION RESISTANT COPPER-NICKEL ALLOY

摘要

FIELD: metallurgy.;SUBSTANCE: alloy contains, wt %: nickel 33.0-56.0, zirconium 3.0-5.0, chrome 5.0-9.0, hafnium 3.0-8.0, cerium 0.2-2.0, lanthanum 0.5-1.5, yttrium 1.5-3.0, boron nitride 0.6-1.2, copper - balance, at the same time the boron nitride particle size makes 60-80 nm.;EFFECT: expanded range of working temperatures, increased adhesion up to more than 10 MPa and microhardness up to 20 GPa.;2 ex