• Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump
  • Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump
  • Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump
  • Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump
  • Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump
  • Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump

Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump

After-sales Service: 24/7
Warranty: 12 Months Except The Flow Parts(Wet End Parts)
Max.Head: 80-110m
Max.Capacity: >400 L/min
Driving Type: Motor
Impeller Number: Multistage Pump
Customization:
Diamond Member Since 2015

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Manufacturer/Factory

Basic Info.

Model NO.
QD series
Working Pressure
High Pressure Pump
Influent Type of Impeller
Single Suction Pump
Position of Pump Shaft
Horizontal Pump
Pump Casing Combined
Horizontal Split Pumps
Mounting Height
Suction Centrifugal
Impeller
Open
Usage
Pump, Pumps, Circulating Pump
Certificates
SGS.ISO,Ce,BV,TUV
Brand Name
an Pump
Application
Fire, Boiler Feed Water, Urban Sewage
Material
A03.A05.Ss. Cast Iron.High-Chromium Alloy
Feature
High Head, Large Capacity.Wear Resisting
Driven
Electric Motor or Diesel Engine or VFD
OEM
Available
Shaft Seal
Packing Seal or Mechanical Seal or Expeller Seal
Connection Type
Belt or Direct Coupling
Transport Package
Wooden Case
Specification
CE/ISO/SGS/BV/TUV
Trademark
An Pump
Origin
Hebei, China
HS Code
841370
Production Capacity
300 Sets/Month

Product Description

Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump

Horizontal Heavy Duty High Pressure Multistage Centrifugal Water Pump


=== OVERVIEW ===
General overview about Multistage Horizontal Centrifugal Water Pump
Model QDG Stainless Steel Housing Material and Free standing Installation heat pump swimming pool heater is a horizontal multistage centrifugal boiler feed pump and suitable for transporting liquid (with the contained foreign matters' content less than l % and graininess less than 0. 1mm) and other liquids.
QDG model middle and low pressure boiler fuel pump is applicable to transport medium with temperature of not higher than 105ºC, and is also applicable for small boiler water supply or transporting medium similar to hot water.
QDG model hypo high pressure boiler water supply pump is used to transport medium with temperature of not higher than 160ºC, and is also applicable for small boiler water supply or transporting medium similar to hot water.
 
=== APPLICATION ===
Application about Multistage Horizontal Centrifugal Water Pump
Type QD(G) high pressure Stainless Steel Housing Material and Free standing Installation heat pump swimming pool heater are used for feeding high pressure boiler or pumping high pressure fuel.
The temperature of pumped media is not more than 170ºC.
1)Municipal engineering ,Wastewater treatment ,constructional engineering 
2)Agricultural irrigation , transfer water ,etc.
3)High-rise buildings water supply and drainage, and for fire working
4)Factory and mining for distance water supply and drainage
5)Circulation water supply for production process
6)Cooling systems of air-conditioning in hotels
7)Domestic water supply

=== PARAMETER === 
Peformance parameter about Multistage Horizontal Centrifugal Water Pump
Range of capacity: 120-1100m3/h
Range of total head:967- 2500m
 
=== CONSTRUCTION FEATURE ===
Construction feature about Multistage Horizontal Centrifugal Water Pump
The Stainless Steel Housing Material and Free standing Installation heat pump swimming pool heater is supported by both ends, and casing portion is sectional.
Connected with motor by flexible coupling For rotating direction, viewing from the motor end.
1. The boiler feedwater pumps are sectional casing,multistage centrifugal pumps. The suction casing, stage casing and discharge casings are rigidly held together by tie bolts. The joints between these casings are primarily sealed by means of metal-metal contact. Simultaneously,O-rings are used as auxiliary seals.
2. The shafts of these pumps are sealed by soft-packing and cooling water. Mechanical seal can be used according to the client's requirement.
3. The rotating assembly is supported by sliding bearings on both ends of the pump shaft. Bearings of pump are forced-lubricated. The oil system is equipped for type QD(G) pump The axial thrust of rotor is balanced by balance disc. And the thrust bearing is also provided which is sed to bear residual axial force caused by the change of working conditions.
The assembly quality of the boiler feedwater pump will result in a notable affection to the performance and the running stability of it and can not be guaranteed unless the technical requirements in the drawings are strictly followed in the assembly, such as on the alignment between the centers of the impeller's outlet and the guide vane's inlet. the uniform values of the sealing intervals of both rotor and stator portions etc.  
Covering angle and central line posit ion adjustment. check the equipments at least in the fol lowing three periods and take adjustment:
The first time, both pump and foundation are secured while the motor is not.
The second time, both pump and motor are secured while the bolts on the suck-in and spitting pipeline flanges are not.
The third time is in 24 hours after the pump starts running,then secure both pump and motor
 
=== OPERATING TIPS ===
Attentions when operate Multistage Horizontal Centrifugal Water Pump
The boiler feedwater pump is allowed to run within the set parameter range only.
The pump is not allowed to run with the spitting valve closed or closed to a little opening, or it will be caused heated and duration lowered. Each pump is required to run under the special parameters so as to guarantee the flow of it if mounted in a parallel system.
The pump can not run with the suck-in valve closed, or it may be dried moving to cause parts damaged.
The medium the pump transports can not contain air or gas, or both flow and head of the pump may not be accurately measured and, meanwhile, grinding maybe produced to damage parts.
This pump is not allowed to transport any material with grains, or both pump efficacy and part duration may be lowered.
To keep the boiler feedwater pump in a high effective and stable work, it must be often repaired, the items of repair and the interval between every repair depend on the working condition and running state of it.
 
=== DRIVER ===
Driver about Multistage Horizontal Centrifugal Water Pump
The boiler feedwater pump is driven by the motor through the coupling The gear, membrane coupling and hydraulic coupling can be used according to client's requirements. The pump can be driven by turbine or motor.The rotating direction of pumps are clockwise when viewed from the driving end.
 
=== PERFORMANCE LIST ===
Model list about Multistage Horizontal Centrifugal Water Pump 
Pump Type Flow
(m3/h)
Head
(m)
Power
(KW)
Speed
(r/min)
QDG 6-25 3.75-7.5 73.5-306 4-11 2950
QDG 12-25 7.5-15 69-338.4 5.5-22 2950
QDG 12-50 7.5-15 139.5-648 18.5-75 2950
QDG 25-30 15-30 82.5-340 15-45 2950
QDG 25-50 15-30 15.78-618 22-110 2950
QDG 46-30 30-55 81-340 22-75 2950
QDG 46-50 30-55 138-666 37-132 2950
QDG 85-45 55-100 78-459 37-160 2950
QDG 85-67 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
Type Flow
(m3/h)
Head 
(m)
Speed
(r/min)
Eff
(%)
NPSH
(m)
Power
(kw)
1QD(g)-8 120-170 967-1040 2980 68-71 4.5 710
1QD(G)-9 120-170 1088-1170 2980 68-71 4.5 800
1QD(G)-10 120-170 1208-1300 2980 68-71 4.5 800
1QD(G)-11 120-170 1330-1430 2980 68-71 4.5 1000
1QD(G)-12 120-170 1450-1560 2980 68-71 4.5 1000
2QD(G)-8 200-280 1184-1344 2980 74-75 5 1400
2QD(G)-9 200-280 1330-1512 2980 74-75 5 1600
2QD(G)-10 200-280 1480-1680 2980 74-75 5 1600
3QD(g)-10 360-496 1470-1660 2985 80.1-82.4 8 2500
4QD(G)-8C 500-600 1580-1670 2985 77-80 10 3400
5QD(G)-10 500-620 2100-2210 2987 80-82 10 4800
QD(G)270-140B 270-440 1422-1570 2985 74-78 5 2300
QD(G)270-140C 270-440 1460-1750 2985 75.5-79 5 2300
QD(G)400-180B 245-415 1800-1940 4640 80-82 12 3200
QD(G)400-180C 400-500 1815-1975 2985 77-79 12 4000
QD(G)450-180 400-500 1700-1920 4640 75-79 23.5 3200
QD(G)500-140 450-550 1400-1540 4640 75-79 23.5 3200
QD(G)600-230 540-650 2260-2500 5410 82-86 23.5 4800
QD(G)700-170 600-740 1640-1810 5000 80-84 23.5 4500
QD(G)1000-220 900-1100 2100-2320 5255 82-86 23.5 8000
 
=== What to Expect ===
FAQ about Multistage Horizontal Centrifugal Water Pump
A. The completed supply of electric water supply pump group includes:
1 Water supply pump, pre-pump and its inlet filtering screen
2 Motor
3 Hydraulic coupler and oil cooler for both working and lubricating oils
4 Check valve at the outlet of the water supply pump
5 Minimum flow device : includes recycling valve, stop valve and flow measurer
6 Clutch and other accessories
7 Oil thin station
8 Of which the motor, recycling valve, hydraulic coupler, oil thinning station, check valve,pre-pump, stop valve and flow measurer can also be purchased by clients and this Co.will be in charge of technical coordination.
B. Please provide the following parameters when to order the product of this Co.:
1. Flows at the outlet of the water supply pump and the tap (boosting class)
2. Pressures(or the pump group's head) at the outlet of the water supply pump and the inlet of the pre-pump
3. Water supply temperature
4. Pump group's type(steam-powered or electric pump)
5. The installation dimensions are to be provide at order upon the contract requirement 



>>>Company Introduction

Shijiazhuang An Pump Machinery Co., Ltd is over 30 years experienced as a pump manufacturer (established in 1986) in mining and mineral, power plant, dredging and dredge, hydraulic, irrigation, pulp transfer, chemical, construction, seawater, and oil & gas transfer, etc.; An Pump Machinery is the pump factory has its own pump selection & design, research, and development team to assure provide you efficient, energy saving slurry pump, water pump, diesel water pump, chemical pump and irrigation pump in selection & design, use, and maintenance program.

An Pump Machinery is the pump factory approved by ISO9001, ISO14001, and OHSAS18001. We also have the certificate of CE. Our factory is over 50,000 square meters with a professional engineers over 20. The Max casting parts weight we could do one time is 7 tons. And we have the capacity to produce 600 tons per month with the heat treatment furnace dimension of 6mx5.5mx2.5m. The Max parts we could machine is 6.4 meters and we have the capacity to assemble the pump over 1800mm and our crane's capacity is 30 tons.

An Pump Machinery's products include slurry pumps, sewage pumps, water pumps, acid resistant or chemical pumps, irrigation pumps, fire pumps, and other products exported to over 90 countries all over the world. The application covers many fields, such as mining and mineral processing, dredger, tailings transportation, mining, steel, desulfurization pump, boiler feed water, construction, irrigation, water conservancy facilities, sewage treatment, drainage, and water supply.
 
In the era of rapid development of science and technology, An Pump Machinery team takes the entrepreneurial spirit of "excellence and constant product quality, a brand known worldwide and Credit-based", business purpose "the achievements of creating brand enterprise and industry pioneer", to help you out and provide quality & cheap innovative products!

>>>FAQ
 
(1). Q: Are you a trading company or manufacturer?
    A: An Pump Machinery Co., Ltd is a real large professional manufacturer for more than 32 years, in China, producing with our own factory.
 
(2). Q: What are your factory workshops?
    A: My factory produce includes casting, mechanical process, lathe process, heat treatment, assembly, test, etc.
         Warmly welcome to visit & test my factory any time.
 
(3). Q: How about your QI series centrifugal end suction pump price?
    A: We are sure our price is factory price, and insist on high quality for our long-term cooperation.
 
(4). Q: What is your QI series end suction pump material?
    A: For the QI end suction pump, we could produce cast iron, cast steel, stainless steel, bronze, and material high CrMoNi alloy.
        And we could also produce as your requirements.
 
(5). Q: What kind of liquid can your QI series centrifugal end suction pump transfer?
    A: Liquid range: water, chemical liquid, hot water, sewage, etc.
 
(6). Q: How does your factory do regarding quality control? 
    A: Quality is a priority. we always attach great importance to quality control from the very beginning to the very end.
         Our factory has 15~30 QC.
 
(7). Q: Is it easy for customers to change the parts by themselves?
    A: yes, the structure is simple, customers can change it very easily. We will also supply you with maintenance tools for free.
 
(8). Q: How about your gravel pump warranty?
    A: 1-year warranty for complete set pump, 6-8 months for wet parts,  it depends on other pump working condition details.
 
(9). Q: How to do if the pump or parts have operation problems within your warranty?
    A:  Tell me details timely, and show me pictures, we will send you the pump solution at once without any hesitation.
 
(10). Q: Can you install the electric motor or diesel engine with the pump for us?
      A: yes, we can, it's no problem, we are experienced in this.
 
(11): Q: We don't know which pump model we need, can you help us?
      A: yes, please tell me your detailed requirements, including liquid, flow rate, head, etc
          our engineers' team will calculate & select the most suitable pump model for you, and offer a pump solution for you.
 
(12). Q: How long can you reply to us if we send an inquiry?
      A: Generally within 2 hours, we will send you an official quotation sheet, with price, technology data, performance curve, dimension, etc.
 
(13). Q: What are your advantages, and why should I choose you?
    A:  Higher Quality, our parts have a 30% longer life than the originals
         Short Delivery Time, for normal parts, we have stock in our warehouse
         Competitive Price, we can help you cut down the cost by 30% or more
        Best Services, we have a technical department, a quality control department, and a professional sales team, we will offer professional service for you any time.


 

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Diamond Member Since 2015

Suppliers with verified business licenses

Manufacturer/Factory
Management System Certification
ISO 9001, ISO 14001
OEM/ODM Availability
Yes