The ATOMAC ARV/SG from FLOWSERVE is a sight glass with an integrated check valve for use in both vertical and horizontal applications. This combination of two products saves space and allows for visual inspection of the check function. Borosilicate glass according to DIN 7080 is used to provide the required resistance to high temperatures, mechanical stresses, and necessary corrosion resistance.
Technical Specifications
| Type | Check Valve, Sight Glass |
|---|---|
| Sizes | DN25 – DN150, 1" – 4" |
| Flange connection | PN10, ANSI 150, PN16 |
| Face-to-face | DIN EN 558 Series 1 |
| Case material | GGG40+PFA, GGG40+FEP |
| Pressure range | PN16 |
| Ball material | PTFE |
| Ball seat | PTFE |
| Lining | PFA, FEP |
| Connection | Flanges |





