ADD：Longhua Town Development Zone, Jing County, Hebei Province
Copyright Hebei Xinhuafa Petroleum Machinery Co., Ltd.
High Chrome Sleeve Liner: The sleeve of the liner has the maximum amount of chrome for the base metal, and is inserted into the forged steel hull at tightness.
The bore hardness is 60 to 67 Rockwell C scales while the hull has high tensile strength of more than 800Mpa. The liner is rated to match the pressure rating of the pump per liner size with more than 800 hrs. Life time
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bi-metal cylinder liner