Circular Sight Glass Fitting for Pressure Rating PN0 (Lightweight Version)

Used where a product or process has to be observed or controlled inside stirred vessels, tanks, dryers, columns, silos, centrifuges, mixers, evaporators, pipelines.

MOUNTING:

The circular flange or pad is welded into or onto the vessel wall.

NOMINAL SIZES:

From DN 50 (with a free view of 80 mm) to DN 200 (with a free view of 225 mm). Larger sizes on request.

OPERATING CONDITIONS:

Nominal pressure rating: 0 bar (PN 0, pressureless)

Vacuum

Temperatures of up to 150°C with sodium silicate glass to DIN 8902 or up to 280°C with borosilicate glass to DIN 7080.

MATERIALS:

1.4571, 1.4541, 1.4404 / RSt 37-2, H II / Hastelloy and other materials

Gaskets: KLINGERsil C4400, PTFE, Silicone, Viton, GYLON, EPDM

CERTIFICATES:

- To be supplied against extra charge to DIN 50049, for flanges and glass discs

SPECIAL VERSIONS:

- Special glass qualities, e.g. Quartz

- Special seal qualities

- Base flange machined for glass lining or rubber covering