CHANGSHA SANCHANG PUMP CO., LTD.
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Horizontal Ring Section Multistage Centrifugal Stainless Steel Water Pump DF12-50X5
The D series Multistage Ring Section Centrifugal Stainless Steel Water Pump is a utility-grade, high-pressure, ring section pump with heavy duty, segmental ring, diffuser design. Axial thrust balance device with stacked rotor construction. Suitable for boiler feed pump and high building, long distance water transferring.
Design Features
Precision cast impellers
* smooth surface finish for improved hydraulic efficiency.
* multiple hydraulic designs for best customer fit.
* optional wear rings available to restore “as built” clearances.
* variety of materials available for different services.
Continuous channel mulitvane diffuser and stage piece
* eliminates one mating interface.
* provides additional rigidity for more reliable operation.
* simplifies maintenance procedures and reduces inventory requirements.
* smoothly directs the flow from stage to stage more efficiently.
* eliminates radial loads to assure longer bearing life.
Wear rings
* allow restoration of “as built” clearances.
* protect more expensive parts from wear.
* casing rings are standard.
* impeller rings are an option.
Parameters
| Flow Capacity | 7.5-15m3/h | Delivery Head | 93-648 m |
| Inlet/Outlet Dia. | DN50/DN50 mm | Working Pressure | ≤ 9.72MPa |
| Liquid Temperature | 0 - 80 ℃ | Driven By | Electric Motor / Diesel Engine |
| Seal Type | Mechanical seal / Gland packing | Liquid | Clean water or similar |
| Material of Construction | Cast Iron / Cast Steel / S.S304 / S.S316 / Duplex S.S2205 | ||
| 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 | ||||