observation of interior of tanks, silos, stirred vessels etc.
Operating conditions:
no pressure
Operating temperature:
150°C with soda lime glass to DIN8902
280°C with borosilicate glass to DIN7080
Zulassungen:
TÜV-vorgeprüft
Certification/Standard:
inspection certificate EN10204-3.1B
Assembly:
After welding the base flange in the vessel wall, gaskets, sightglass disc and blank flange are laid and bolted together.
Tighten progressively on a diametric cross basis