Fourth, the applicable conditions (1) the transport of water and physical and chemical properties similar to water and other liquids; (2) the water temperature does not exceed 40 ℃; (3) water PH value is within the range of 5.5 to 8.5; (4) pump diving depth within the range of 0.5 to 3 meters, the deepest no more than 5 meters; (5) the sediment concentration in water or water-insoluble solids of not more than 0.1%; (6) QY25-26-3 submersible pump if the water quality does not meet the above criteria, the user can special order to the factory to meet the conditions of use. QY40-100 / 4-18.5 type oil-filled submersible pump Conditions: 1, medium temperature does not exceed 60 ℃, medium and severe for 1-1.3㎏ / dm3. 2, cast iron range of PH5 ~ 9. 3,1Cr18Ni9Ti stainless steel using a variety of corrosive media. QY40-100 / 4-18.5 type oil-filled submersible pump Model Description: Example: QY40-100 / 4-18.5 75- pump discharge diameter (mm) QY- Oil submersible pumps 40- pump rated flow (m3 / h) 100- rated pump head (m) 4-18.5- with motor power (KW) Submersible Pump, QY25-32-4 submersible pumps, submersible pumps in oil (certified merchants) provided by Anguo City Pump Co., Ltd. Shi Yuan. Shi Yuan Yasukuni City Pump Co., Ltd. (www.shiyuanbeng.com) is specialized in the "IS centrifugal pump, XA centrifugal pump, BA centrifugal, B-type pump, double suction centrifugal pump" of the enterprise, the company of "honesty, hard service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Geng wheat.