Basic Info.
Model NO.
D740-80 (2-6 stages)
Driving Type
Electric Motor or Diesel
Impeller Number
Multistage Pump
Working Pressure
High Pressure Pump
Influent Type of Impeller
Single Suction Pump
Position of Pump Shaft
Horizontal Pump
Pump Casing Combined
Ring Sectional
Mounting Height
Suction Centrifugal
Usage
Pump, Pumps, Circulating Pump, Irrigation Pumps
Material
Cast Iron, Cast Steel, S.S304, S.S316
Voltage
380V/400V/415V/440V/6kv/10kv
Transport Package
Standard Export Wooden Packing
Specification
DN300/DN300mm
Origin
Changsha, Hunan, China
Production Capacity
200 Sets/Month
Product Description
D740-80 (2-6 stages) Electric High Pressure Multistage Industrial Centrifugal Pump
Product 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 80ºC. 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.: 0ºC- 150ºC
Material of flow passage components:
The D series ring sectional multistage centrifugal pump could be customized with different material, main material configuration followed :
Recommended Material Configuration (For reference only) |
Item | Clean water | Drink water | Sewage water | Hot water | Sea water |
Case | Gray iron (HT250) | S.S304 | Ductile iron (QT500) | Cast Steel | Duplex S.S 2205 |
Impeller & Ring | Gray iron (HT250) | S.S304 | Ductile iron (QT500) | 2Cr13 | Duplex S.S 2205 |
Diffusor | Gray iron (HT250) | S.S304 | Ductile iron (QT500) | 2Cr13 | Duplex S.S 2205 |
Shaft | C.S 45 | S.S420 | 40Cr | 40Cr | Duplex S.S 2205 |
Shaft sleeve | C.S 45 | S.S304 | S.S304 | S.S304 | Duplex S.S 2205 |
Remarks: detailed material list will according to liquid and site conditions |
Applications
General residential & industrial water supply & transferring;
Agricultural irrigation & drainage, Flood discharge & Emergency drainage;
Civil water treatment, Waterworks, Sea water desalination;
Air-conditioning, Fire-fighting facilities, High building water supply;
Oil & Gas & Chemical processing, Abrasive liquids transferring;
Power plant water circulation, Cooling tower & Hot water transferring
Mining, Boiler water feeding, etc.