... parts for 19 years.We can supply the customers with pump spare parts(wear ring,wear plate,S valve) in high ... Machines Name: Bearing Cover, Centrifugal Pump Parts 1.The materials of the parts include grey iron, ductile iron, carbon steel , stainless steel, alloy ... .Our present parts are used in the following fields: Centrifugal Pump, Filters, Valve and Oil Drilling Machinery etc. 4.We have ...