Piston ring having a wear resistant surface layer

Details Piston ring having a wear resistant surface layer Piston ring having a wear resistant surface layer

1988-03-18

1989-10-24

Andrews, Melvyn J.

Stock material or miscellaneous articles

All metal or with adjacent metals

Having metal particles

428564, 428614, 428632, 277235A, B22F 502

Patent

active

048761583

ABSTRACT:
There is disclosed a wear resistant surface layer composed of 40 to 70 wt. % cobalt or cobalt base alloy as binder and the balance is substantially chromium oxide particles.

REFERENCES:
patent: 4681817 (1987-07-01), Shinada

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