![UPVC Pipe And Fitting Size Standards](tema/genel/uploads/hizmetler/olcuupvc_1.png)
UPVC Pipe And Fitting Size Standards
The pipe industry offers two different ways to refer to the gauge of a pipe. One is DN; It is the nominal size of the pipe inner diameter.
This is generally used for steel and iron pipes. The plastics industry commonly uses the Outer Diameter (OD) measure.