• Truss butterfly plate structure design, butterfly plate in high strength, large flow area, and low flow resistance.

• Triple offset structure, no friction in sealing surface, eliminating the possibility of wear and leakage.

• Soft hard laminated metal sealing structure, with dual advantages of metal hard sealing and elastic sealing themselves, and excellent sealing performance under both low and high temperature conditions.

• All use metal material, itself has the characteristic of fireproof safety.

• The overall stainless steel sealing ring on valve body is in high strength, good hardness, and wear resistance.

• Adopt sealing ring with easy installation, adjustment and replacement, The upper and lower parts of the valve stem are equipped with shaft sleeves to prevent wear and adhesion, improving its service life.

Suitable for served as device for regulating flow and cutting off media in pipelines. Widely used in water supply and drainage, gas pipeline systems in industries including petroleum, chemical, power, metallurgy, water conservancy, gas, mining, and environmental protection.