Sintered sliding material exhibiting excellent corrosion resistance, heat resistance, and wear resistance, and production method therefor
AssigneeDiamet Corporation
InventorsYoshinari ISHII, Tsuneo MARUYAMA, Shinichi TAKEZOE
Life of this patent
Estimating the term…
Abstract
This sintered sliding material has a composition including, by mass %, 10% to 35% of Ni, 5% to 12% of Sn, 0% to 0.9% of P, and 4.1% to 9% of C, with a remainder of Cu and inevitable impurities, wherein the sintered sliding material includes a sintered body of a plurality of Cu—Ni alloy grains containing Sn and C, the sintered sliding material has a structure in which pores are dispersedly formed in grain boundaries of the plurality of alloy grains and free graphite is distributed in the pores, and an amount of C in a metal matrix including the alloy grains is, by mass %, 0% to 0.07%.
Claims7
A sintered sliding material exhibiting excellent corrosion resistance, heat resistance, and wear resistance, comprising, by mass %:
- 10% to 35% of Ni;
- 5% to 12% of Sn;
- 0% to 0.9% of P;
- 4.1% to 9% of C;
- and
- a remainder of Cu and inevitable impurities, wherein
- the sintered sliding material includes a sintered body of a plurality of Cu—Ni alloy grains containing Sn and C,
- the sintered sliding material has a structure in which pores are dispersedly formed in grain boundaries of the plurality of alloy grains and free graphite is distributed in the pores, and
- an amount of C in a metal matrix including the alloy grains is, by mass %, 0% to 0.07%.
(canceled)
Dependencies are inferred from the claim text.