Sight Glass PN16
With Thread Connection (BSP)
Sight Glass Flanges with threaded connection are suitable for installation on pipes, boilers, tanks and devices of all kinds. They can be installed wherever visual observation of filling processes or flows is desired. Equally suitable for liquids and gases, they are especially recommended for special constructions in several applications.
Flange: S235JRG2, 1.4571
Glass: Borosilicate glass DIN 7080 (max. 280°C), Soda Lime Glass DIN 8902 (max. 150°C), Quartz Glass (max. 500°C, Special construction)
Dichtung: C4400, Graphite, PTFE, NBR, Viton
Other materials on request
ACI Type 392
Flange 1.4571 11-392-100-2-1-1-000
Observe pressure-temperature ratings acc. to DIN EN 1092-1!
For corrosive media or steam, we recommend mica disks!