DN
Diametre Nominal
The metric equivalent of NPS, used in European and ISO practice. DN 50 is the same pipe as NPS 2. Like NPS it is a label, not a measured dimension.
Piping inspection and supervision, explained from scratch
Diametre Nominal
The metric equivalent of NPS, used in European and ISO practice. DN 50 is the same pipe as NPS 2. Like NPS it is a label, not a measured dimension.