When the pump sets lose electricity during operation, for the sake of preventing pipe failure by negative pressure, installed a surge shaft at the head of the pipe line.

Mainly used to pump impeller, pipe line and complex graphics and all kinds of metal materials, the welding corresponding control system can automatically accomplish 3d laser welding.

Before installation on the suction and discharge line to clean, remove rust and dirt, especially welding pipe welding slag must be thoroughly cleared, to avoid killed after entering the pump.