API609 Butterfly Valve
API 609 Concentric Butterfly Valve, GGG40, EN 12266, Lug
API 609 Cast Iron Butterfly Valve, lug type Type Butterfly Valve Size 20 Inch Pressure 150 LB...
API 609 Cast Iron Butterfly Valve, lug type Type Butterfly Valve Size 20 Inch Pressure 150 LB...