Description: highest discharge pressure at specified working temperature up to which the pump casing can be used; Name: max perm casing working pressure
Description: greatest outlet pressure at the specified operating temperature at which the pump casing can be used; Name: Maximum allowable casing working pressure
Description: ten times the logarithm to the base 10 of the ratio of the sound power of a source, p, to a reference value, p0, expressed in decibels; Name: sound output level