Description: Difference of the total energy head at the outlet side of the pump to the total energy head at the inlet side of the pump; Name: energy circulating lift of the pump
Description: difference between the total head at the outlet side of the pump and the total head at the inlet side of the pump; Name: lift circulating pump
Description: standards-based seal coding system that uses letter/number combinations to describe the material composition of the mechanical seal pair; Name: material pairing of the mechanical seal