4D55 Piston Ring for engine

Piston Ring Detail:

Material: ductile cast iron, alloy cast iron, F14, steel.

Surface treatment: chromium plating, chromium phosphoric treatment, phosphoric treatment, nitric treatment, sprayed molybdenum, sand blasting, oxidizing treatment, tinning.

Ring type:
Keystone ring, barrel faced ring, rectangular ring, Napier ring,etc.

Packing: Neutral packing.

4D55 Piston Ring for engine