Nominal pipe size

The nominal pipe size refers to the diameter of a pipe.

Flame arrester Device fitted to the opening of an enclosure, or to the connecting pipe work of a system of enclosures, and whose intended function is to allow flow but prevent the transmission of a flame. The diameter determines the size of the pipe and the quantity of liquids and gases flowing through it. A nominal pipe size Nominal pipe size The nominal pipe size refers to the diameter of a pipe. that is too small can impede flow, while a nominal pipe size that is too large can result in higher energy consumption.