Ductile iron wafer butterfly dual check valve
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Ductile iron wafer butterfly dual check valve
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Product details
| Place of origin | Veyron Valve,Tianjin,China |
| Product name | Dual wafer check valve |
| material | DUCTILE IRON, WCB,CF8,CF8M,C958 C954 BRONZE |
| Port size | DN50-DN1200 |
| SEALED | EPDM/NBR |
| Working pressure | low and medium pressure |
| Application | water oil gas ,sea water |
| guarantee period | 18 month |
| Design standard | ANSI,DIN,GB |
| Face to face | EN558-1-10 |
| Flanged drilling standard | EN1092-2 |
Double disc dual check valve,can be made of ductile iron,carbon steel/stainless steel,bronze, for ANSI 150,DIN PN16,JIS 10K etc.Easy to install and maintain.Heavy-Duty Infrastructure & Scalable Economics The Ductile Iron Butterfly Dual Check Valve provides the perfect balance between mechanical robustness and project economy for large-scale infrastructure. Cast from GGG50 (Ductile Iron), the body resists the external pipe stresses found in deep-buried municipal mains and power plant cooling towers. The "Butterfly-style" plates are designed with a hydrodynamic profile to reduce water hammer, while the spring-assisted closure protects heavy-duty pumps from shock loads. Coated with 250μm Fusion Bonded Epoxy, this valve provides a dielectric barrier against soil-borne corrosion, ensuring a 50-year service life in city-wide water distribution grids.

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