The Metryva Chuanyi D371J Gear Butterfly Valve is a high-performance, gear-operated valve designed for reliable flow control in various industrial applications. Its lug-type body allows for secure installation between flanges, enabling isolation of sections of a pipeline without affecting the entire system.
 
 
Key Features
Connection Type: Lug-style body with threaded inserts, suitable for end-of-line service and allowing downstream piping removal without compromising upstream pressure.
Operation: Manual gear operation (worm gear) for smooth and precise control.
Design: Concentric structure with a soft-seated design, ensuring tight shut-off and minimal leakage.
Versatility: Suitable for various media, including water, air, oil, and mild chemicals. 
 
 
Technical Specifications
Size Range: DN50 to DN600 (2" to 24")butterfly-valve.net+1butterfly-valve.net+1
Pressure Rating: PN10 / PN16 (150 PSI)
Temperature Range: -29°C to +120°C
Body Materials: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel
Disc Materials: Ductile Iron, Stainless Steel, Aluminum Bronze
Seat Materials: EPDM, NBR, Viton, PTFE
Standards Compliance: API 609, BS 5155, ISO 5752, DIN 3202, JIS 10K
 
Applications
Data Center
Water treatment and distribution systems
HVAC systems
Chemical and petrochemical industries
Power generation 
Food and beverage processing