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Suppliers > power > Fujian Dongya Machinery Co., Ltd | Matching Products

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" found 3 companies from Fujian Dongya Machinery Co., Ltd, China

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Gasoline Engine Piston Ring: power of the engine drop, but also make the oil deteriorate, which is the main task of the gas ring; Regulating oil (oil control): Scrape off the excess lubricating oil on the cylinder wall, and at ...

Diesel Engine Piston Ring: Diesel engine piston ring Product Description DY piston ring surface treatment includes Chromium plating, Nitriding, PCr(CrN), DTC(ta-C), PVD(CrN), DLC(ta-C). With the rapid improvement of modern ...

DY Piston Ring: DY Piston Ring Product Description The piston ring is a metal elastic ring with a large outward expansion deformation, which is assembled into the corresponding annular groove of the section. The ...

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