Concentric - Center Line

CHAOZHONG VALVE provide elastomer seated butterfly valve for the process demanding positive shut-off and effective flow control.
Widly used for Water, Drink Water, Sea Water and Steam.  


Size Range: 2" – 80" ( DN50 - DN2000 )
Pressure Class: ASME 125 & 150   ( PN6 - PN16 )
Design Standards: API 609, Cat.A  ( EN 593 )
Test Standards: API 598, EN 12266


1. Concentric Design
Elastomer seat with Concentric design provide a fast delivery and strong shut-off  
2. Elastomer Seated 
Provides reliable zero leakage and bi-directional
3. Bubble – Tight Closure 
Provides process efficiency withreduced cost of maintenance 
4. Bi-Directional Construction Provide 100% Bi-Directional Tight Shutt-Off.
Provide 100% Bi-Directional Tight Shutt-Off.
5. Optional Stem Construction with Pins or without.
Offer optimum stem with pins or without.
6. Blowout – Proof Shaft   
Complies with API609 to improvesafety for operating personnel
7. Quarter Turn Design 
Reduces emissions and improves containment integrity from packing.

8. 90°Low Torque Actuation
Enables simplified, cost-effective automation