YIFA DIN F4/F5 Non-rising Stem Resilient Gate Valve — factory direct, ISO-certified manufacturing.
The DIN standard non-rising stem resilient gate valve is designed for reliable shut-off in water supply and drainage systems.
The valve adopts a resilient (soft) seat structure, ensuring tight sealing performance and preventing leakage. The non-rising stem design makes it suitable for underground or limited-space installations.
This valve is mainly used in municipal water systems, fire protection, industrial pipelines, and other applications requiring reliable isolation.It provides long service life, corrosion resistance, and easy maintenance.
| Temperature | range-15℃ – 80℃ |
|---|---|
| Installation | directionBidirectional |
| Face | to faceEN 558 Series 14/15, DIN3202 F4/F5 |
| Top | connectionISO5211 |
| Body | materialDuctile Iron GGG40/50 |
| Stem | materialSS420, SS431, SS304, SS316 |
| PNPN10, | PN16, PN25 |
| DesignDIN | 3352, EN 1171, EN1074-1 |
| Flange | drillingEN 1092-2, ISO7005-2 |
| InspectionEN | 12266, ISO5208 |
| Disc | materialDuctile Iron with EPDM/NBR coating |
| Sealing | materialEPDM / NBR |
