Stainless Steel Vertical Multistage Pump
Vertical Multistage Water pump introduction
QDL pump vertical multistage centrifugal pumps for the transport of water and physical and chemical properties similar to water liquids, QDL type pump transmission medium temperature 0 ℃ ~ 80 ℃, QDLR type pump transmission medium temperature 0 ℃ ~ 130 ℃. Pump inlet pressure must not exceed 0.6MPa.
QDL type pump for vertical installation, with a compact, low noise, small footprint, etc., mainly used in the city town high-rise building water supply and central heating systems, fire systems, air conditioning systems, water supply systems and other industrial and mining enterprises.
Vertical Multistage Water pump Application
Cooling water, hot water
Water supply/distribution
Boiler water feed
Fire protection
Metal manufacturing
Irrigation
General industrial services
Sea water
Reverse osmosis (RO) system
QDL Vertical Multistage Water pump Materials
The QDL Vertical Multistage Water pump is widely used for clean water, hot water and sea water and chemical processing. 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 |
| QDL Series multistage pump data | |||
| Pump Type | Flow | Head | Power |
| (m3/h) | (m) | (KW) | |
| QDL 6-25 | 3-7.5 | 73.5-306 | 4-11 |
| QDL12-25 | 7.5-15 | 69-338.4 | 5.5-22 |
| QDL12-50 | 7.5-15 | 139.5-648 | 18.5-75 |
| QDL25-30 | 15-30 | 82.5-340 | 15-45 |
| QDL25-50 | 15-30 | 15.78-618 | 22-110 |
| QDL46-30 | 30-55 | 81-340 | 22-75 |
| QDL46-50 | 30-55 | 138-666 | 37-132 |
| QDL 85-45 | 55-100 | 78-459 | 37-160 |
| QDL 85-67 | 55-100 | 183-666 | 90-250 |
| QDL155-67 | 100-185 | 177-684 | 132-400 |
| QDL280-43 | 185-335 | 114-423 | 160-450 |
| QDL280-65 | 185-355 | 372-680 | 500-800 |
| QDL450-60 | 335-684 | 171-650 | 360-3400 |