Multistage pump for nickel alloy cast iron 

 The Group is mainly engaged in design,research,manufacture and repair,sale and service of  ESP units,whole-set electric equipment,boost water injection pumps, machining fittings,impellersguide shells for pump and other advanced precision castings.  Its products cover all the major oilfields nationwide, which are sold to US, Germany, Russia, Canada, Japan, Singapore and Indonesia etc., playing the decisive role in domestic and foreign oilfield-supporting enterprises. The Group has 1500 employees ,120 professional technicians including 18 senior engineers,60 servicemen. The submersible pump is a multistage centrifugal pump. It is suitable for 41/2 "and the above casing. At 50 hertz, the displacement range is 20-3000m3/d. The variable frequency device can be used to get a larger displacement. The advanced CAD design is used for the guide wheel of the submersible pump. The single stage lift and efficiency are high. Users only need to provide the…

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