Multistage Centrifugal Hot Water Horizontal High Pressure Pump
QDG Series Boiler Feed Water Pump Introduction
Model QDG pump is a horizontal multi-stage centrifugal pump special use for boiler water supply or transporting medium similar to hot water with temperature of not higher than160ºC.
Performance range of model middle and low pressure QDG series
Flow : 3.75-185 m3/h Corollary power: 4.0-400kW
Head: 69-684mInlet diameter: 40-150mm
Performance range of model hypo-high pressure QDG series
Flow: 1 5-300m3/h Corollary power: 75-1250kW
Head: 390-1050m Inlet diameter: 65-200mm
Performance data sheet
| QDG Series Boiler Feed Water Pump Specification |
| Pump type |
Flow
(M3/h) |
Head
(m) |
Power
(KW) |
Speed
(R/min) |
| QDG6-25 |
3.75-7.5 |
73.5-306 |
4-11 |
2950 |
| QDG12-25 |
7.5-15 |
69-338.4 |
5.5-22 |
2950 |
| QDG12-50 |
7.5-15 |
139.5-648 |
18.5-75 |
2950 |
| QDG25-30 |
15-30 |
82.5-340 |
15-45 |
2950 |
| QDG25-50 |
15-30 |
15.78-618 |
22-110 |
2950 |
| QDG46-30 |
30-55 |
81-340 |
22-75 |
2950 |
| QDG46-50 |
30-55 |
138-666 |
37-132 |
2950 |
| QDG85-45 |
55-100 |
78-459 |
37-160 |
2950 |
| QDG85-67 |
55-100 |
183-666 |
90-250 |
2950 |
| QDG155-67 |
100-185 |
177-684 |
132-400 |
2950 |
| QDG280-43 |
185-335 |
114-423 |
160-450 |
1480 |
| QDG280-65 |
185-355 |
372-680 |
500-800 |
1480 |
| QDG450-60 |
335-500 |
171-650 |
360-1050 |
680 |
QDG Series Boiler Feed Water Pump Features
1.Multistage boiler feed water pump compact structure, small size, beautiful appearance, its vertical structure decided small installation area, its centre of gravity overlap center of pump foot,thus enhancing the running stability and service life of the pump.
2. The boiler feed water pump can meet different requirements by increasing or decreasing the pump stages combining cutting impeller diameter, without changing the installation area, and this is the multistage pump special own.
3. Pump rotor is provided with low wind ability to achieve smooth operation, little vibration, low noise and long service life .
4. According to the needs, the suction and discharge nozzles can be installed into the same direction, several different directions in order to meet different connection.
5. Motor plus outer rain cover, pump can be placed in the outdoor use, cancel the pump room, save construction cost.
QDG Series Boiler Feed Water Pump Materials
The QDG multistage boiler feed water pump is widely used for high temperature hot water supply. There are different material for the pump parts for different liquid pumped:
| No. |
Country |
Cast Iron |
Ductile Iron |
Stainless Steel 304 |
Stainless Steel 316 |
| 1 |
China |
HT250 |
QT500-7 |
0Cr18Ni9 |
0Cr17Ni12Mo2 |
| 2 |
US |
NO.35 |
70-50-05 |
SS304 |
SS316 |
| 3 |
Japan |
FC250 |
FCD500 |
SUS304 |
SUS316 |
| 4 |
Germany |
GG25 |
GGG50 |
X5CrNi18.9 |
X5CrNiMo18.10 |
| 5 |
Italy |
G25 |
GS500-7 |
|
|
| 6 |
France |
FGL250 |
FGS500-7 |
Z6CN18.09 |
Z6CND17.12 |
| 7 |
ISO |
250 |
500-7 |
11 |
20,20a |
We could also do all kinds of special materials like bronze(brass), duplex stainless steel pump and parts for special application.
QDG Boiler Feed Water Pump Structure
Company profile
FAQ
Q1. Are you a manufacturer?
Yes, we have been in centrifugal pumps manufacturing and marketing industry over 32 years.
Q2. What markets do your pumps export to?
Europe, North & South America, South-East Asia, Africa, Oceanica, Middle East countries. Our overseas agent in Italy, Russia, America and Africa are gradually improving.
Q3. What information should I let you know if I want to get a quotation?
Please let us know the pump capacity, head, medium, operation situation, quantity, etc. As much as your provide, the precision and accurate model selection.
Q4. Is it available to print our own brand on the pump?
Totally acceptable as international rules.
Q5. How can I get the price of your pump?
You can connect with us through any of the following contact information. Our personalized service person will respond you within 24 hours.
Contact information
Mary Yang (Sales Manager)
SHIJIAZHUANG AN PUMP MACHINERY CO.,LTD.
http://anpump.en.made-in-china.com | anpump.en.made-in-china.com
Welcome your inquiry about our Electric large volume water pump!
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