Scope of application Piston rings are widely used in a variety of power machinery, such as steam engines, diesel engines, gasoline engines, compressors, hydraulic presses, etc., widely used in cars, trains, ships, yachts and so on. Generally, the piston ring is installed in the ring groove of the piston, and it and the piston, cylinder liner, cylinder head and other components of the chamber to do work. Piston ring is the core component inside the fuel engine, it and cylinder, piston, cylinder wall…
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