Description: relationship between the npshr and the rate of flow at given operating/rated conditions of speed and liquid; Name: pump npsh curve
Description: Relationship between the net positive suction head required and the rate of flow at given operating conditions of speed and liquid ; Name: Pump NPSH curve
Description: norm describing the material The material number is taken from this norm. Type and number of the norm with issue year and issue month must be given; Name: Reference norm material of the shaft protection sleeve