BLOGS
BLOGS
-
Structure of non rising stem resilient seated gate valve
The non rising stem (NRS) resilient seated gate valve is a modified structure of the standard resilient gate valve. Its core design feature is a built-in drive nut inside the bonnet...
2026-06-23
-
Why use ductile iron for resilient seated gate valve?
Ductile iron is the dominant body material for modern resilient seated gate valves, gradually replacing traditional gray cast iron for municipal water supply, fire protection and ci...
2026-06-23
-
When to choose non rising stem resilient gate valve?
Non rising stem (NRS) resilient seated gate valves feature an internal concealed stem structure that rotates only without vertical outward extension during opening and closing. Thei...
2026-06-23
-
Advantages of rising stem resilient seated gate valve
Rising stem resilient seated gate valves are widely adopted in above-ground waterworks, pump stations, basement fire protection facilities and open pipe racks. Retaining all inheren...
2026-06-23
-
Rising stem vs non rising stem resilient seated gate valve difference
Rising stem and non-rising stem are two mainstream stem structures of resilient seated gate valves, both adopting ductile iron valve bodies and EPDM rubber-lined gates to realize bi...
2026-06-23