1. For example, the 8Sh-9 pump is counterclockwise steering (the left side is standing at the motor inlet, the exit is on the right), whereas the 8S-9 pump is clockwise steering (the right side is standing at the motor inlet, the exit is on the left). S is clockwise and SH is counterclockwise.
2. In the pump has packing and machine seal, normal packing, machine seal needs to be customized. Normal material is cast iron, special stainless steel can be customized.
3. The middle open pump is a centrifugal pump, and the bottom valve can realize self-priming.
4. The motor power matching of the pump is relatively large, and the flow rate is large, mainly used in large water conservancy projects and factory circulating water cooling systems.