Description

This series multistage pump is a side suction, vertical delivery, horizontal centrifugal pump with diffuser type casing. 

D type pump is applicable for delivering water without solide particle or the liquid which the chemical and physical feature is similar with water and temperature is less than 80℃. It's suitable for mine and municipal water and drainage.

Construction

The multistage pump is consisted of stator, rotor, bearing, shaft seal.

1. Stator: consisted of suction casing, discharge casing and diffuser. The casing are held together by external tie rod.

2. Rotor: consist of shaft, impellers, balance disc and shaft sleeve etc. 

3. Bearing parts: consisted of bearing housing, bearing and bearing cover. It's generally rolling bearing lubricated by grease.

4. Shaft seal: packing seal or mechanical seal.

Parameters

Flow Capacity: 7.5 - 840 m3/h

Delivery Head: 20 - 800m

Outlet Dia.: 40 - 300mm

Working Pressure: ≤ 6Mpa

Liquid Temp.: 0℃- 150℃

Main Parts Configuration

The pump could be applied to transfer different kinds of liquid by customized wet parts, here followed our recommendation of main configuration:

Parts Name Clean Water Sewage Hot Water Corrosive Liquid Oil Liquid

Pump Body Cast Iron Ductile Iron Cast Steel/S.S304 S.S304/S.S316/S.S2205 S.S304/S.S316

Shaft Cast Iron S.S420 S.S420/42CrMo S.S630 S.S420/40Cr

Shaft Sleeve Carbon Steel S.S420 S.S304 S.S316/S.S630/S.S2205 S.S304/S.S316

Impeller Cast Iron Ductile Iron Cast Steel/S.S304 S.S304/S.S316/S.S2205 S.S304/S.S316

Wearing Ring Cast Iron Ductile Iron Cast Steel/S.S304 S.S304/S.S316/S.S2205 S.S304/S.S316

Bearing China Make/NSK/SKF/Customized

Seals Mechanical Seals/Gland Packing Seals