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- Product Description
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- Product Parameters
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- FAQ
Basic Info.
Product Description
1.Multi-stage Pump Introduction:
QD, QDG series Horizontal Boiler Feed Water Pump.High Pressure Multistage Pump
Description: QD, QDG series centrifugal multistage pumps and QDL series vertical multistage centrifugal pumps are multiple single stage impeller combined together makes head high.
They are used for pure water and liquids with concentration less than 1%, particles smaller than 0.1mm, or liquids similar to water in physico-chemical property. QD series pump's medium temperature can not exceed 80oC, QDG series can not exceed 150oC. Head: 76-1080m, flow rate: 3-600m3/h.
We can use different materials of HT200, QT500, ZG500 stainless steel etc by different medium.
1) Easy installation and move;
2) Pump body support by anchor assure the stable structure and maximum resistance off-center and distortion caused by line load;
3) No overload design, make sure performance operate stably;
4) Adopt national standard hydraulic model make sure high operation efficiency and good anti-cavitation performance;
5) Packing seal and mechanical seal are available.
2. Multistage high pressure water pump range of application (pressure of inlet&outlet under 0.6MPa)
Suitalbe for mine, city Water Supply and Sewerage Engineering
Transfer watery liquid medium, without solid particle, temperature under 80°C
Suitable for boiler water feed or deliver medium similar with hot water, without solid particle, temperature below 105°C
Suitable for stain steel, mine, sewage transferring process.
Transfer mine water with solid partical content under 1.5% or similar sewage, temperature under 80°C
Suitable for transferring Corrosive liquid without solid partical, temperature between -20°C~105°C
Suitable for transferring Oil and petroleum products without solid partical, temperature between -20°C~150°C, viscosity under 120cSt
Multistage high pressure water pump Applications List
Air-conditioning system
Cooling system
Industrial cleaning
Water treatment(Water purification)
Aquiculture
Fertilizing / metering system
Environmental application
Other special applications
| model | capacity | head | rating speed | efficincy | shaft power | motor | NPSHr | impeller diameter | pump weight | ||
| power | type | ||||||||||
| m3/h | L/S | m | r/min | % | kw | kw | m | mm | kg | ||
| DG200-100×5 | 140 | 38.9 | 555 | 2980 | 69 | 307 | 450 | Y4001-2(IP23/6kV) | 3.5 | 290 | 3085 |
| 200 | 55.6 | 500 | 78 | 349 | 4.5 | ||||||
| 240 | 66.7 | 475 | 78 | 408 | 5 | ||||||
| DG200-100×6 | 140 | 38.9 | 666 | 69 | 36 | 560 | Y4003-2(IP23/6kV) | 3.5 | 3125 | ||
| 200 | 55.6 | 600 | 78 | 419 | 4.5 | ||||||
| 55.6 | 66.7 | 570 | 76 | 490 | 5 | ||||||
| DG200-100×7 | 140 | 38.9 | 777 | 69 | 429 | 630 | Y4004-2(IP23/6kV) | 3.5 | 3165 | ||
| 200 | 55.6 | 700 | 78 | 489 | 4.5 | ||||||
| 240 | 66.7 | 665 | 76 | 572 | 5 | ||||||
| DG200-100×8 | 140 | 38.9 | 888 | 69 | 491 | 710 | Y4501-2(IP23/6kV) | 3.5 | 3205 | ||
| 200 | 55.6 | 800 | 78 | 559 | 4.5 | ||||||
| 240 | 66.7 | 760 | 76 | 645 | 5 | ||||||
| DG200-100×9 | 140 | 38.9 | 999 | 69 | 552 | 800 | Y40502-2(IP23/6kV) | 3.5 | 3245 | ||
| 200 | 55.6 | 900 | 78 | 628 | 4.5 | ||||||
| 240 | 66.7 | 855 | 76 | 735 | 5 | ||||||
| DG200-100×10 | 140 | 38.9 | 1110 | 69 | 613 | 900 | Y4503-2(IP23/6kV) | 3.5 | 3280 | ||
| 200 | 55.6 | 1000 | 78 | 698 | 4.5 | ||||||
| 240 | 66.7 | 950 | 76 | 817 | 5 | ||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| period of the water | guide vane | connecting piece | the water period | first stage impeller | imoeller | balance piston | balance plate |
| 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| tail-hood | padding | balancing sleeve | packing restrainer | O-ring | bearings | Head seal ring | sealing ring |
| 17 | 18 | 19 | |||||
| Guide vane set | axle | axle sleeve |
Hunan Jiahua Pumps is a manufacturer with many years of experience in mining, power generation, dredging, hydraulic, irrigation, slurry transportation, construction, seawater, oil and gas transportation, solar energy system and other industries.
We can provide you with high efficiency and energy saving of multistage pump, boiler feed pump, slurry pump, oil pump, self-priming pump, chemical pump, mining pumps, submersible pumps, sewage pumps, sea water pumps, solar pumps, fire pumps, split case pumps, irrigation pumps and other products.
Our Products sales well to Europe, America, Southeast Asia, Oceania, Middle East and Africa more than 90 countries.
Our products are widely used in mining, mineral processing, metallurgy, iron and steel, boiler water supply, oil field, chemical industry, paper making, water conservancy facilities, sewage treatment, drainage and water supply.
We have strong technical force, advanced production testing equipment, scientific management methods, stable and reliable quality products, perfect after-sales service.
We are committed to providing the highest level of customer service, competitive prices, fast delivery and comprehensive, sophisticated products. Your satisfaction is our ultimate goal!
Our Services
1. Processing with supplied drawing
2. Processing with supplied samples
3. Produce all kinds of anti abrasive spare parts except for pump
4. Product warranty:lifetime, no matter how long to use,if there is air hole in the flow parts,please return it,will give you a new one to replace.
Application
Q: How can I make order online?
A: Send email or message(whatsApp/ wechat) us.you can ask any question ,after we confirm the detail, we can make order.
Q: Do you have MOQ limit?
A: The MOQ is 1 set.
Q: Which payments are acceptable?
A: T/T, L/C, Western Union, Paypal.
Q: Which shipping terms are available?
A: By sea, air, train, road,Express
Q: How about the delivery time?
A: Delivery time is normally 3-7 working days after confirm the money. Depends on your quantity.
Q: What's your warranties?
A: 1 year after delivery
Q: Can I buy parts separately?
A: Yes, all of the pump spare parts can buy separately.