Name: Metal Seal Aeration Butterfly Valve.
Size: DN300-DN4000.
Material: Welded Steel Plate.
Seal: Metal Seal.
Nominal Pressure: 0.05 MPa.
Working Temperature: -30℃ to -350℃.
Applications: Metallurgy, Chemical Industry, Power Plants and Glass Industries.
Driving: Manual, Electric and Pneumatic.