NA 082
DIN Standards Committee Piping and Boiler Plant
Standards
[CURRENT]
DIN 11869
DIN 11869
Flow sight glass
Title (German)
Durchflussschauglas
Overview
This document specifies requirements for sight flow indicators with circular sight glass plates intended to be installed in pipes with flanged ends, threaded ends, socket welding ends or butt welding ends and are used to monitor flow. The ranges of PN and Class comprise: - PN 16; PN 25; PN 40; Class 150; Class 300. The range of DN comprises: - DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100.