Product Introduction: Product Model: DHT345QF Application of bidirectional pressure bearing spherical rotary valve This butterfly valve is suitable for opening and closing or regulating flow of important pipelines in the fields of food, pure pipelines, petrochemical, power, metallurgy, transportation, and large buildings that require bidirectional 1
Product Introduction: Product model: DHT43X/H/F/R Application of handle driven flange eccentric butterfly valve The handle driven flange eccentric butterfly valve adopts a precise U-shaped elastic sealing ring and a three-level metal hard sealing structure with three eccentricities. It is widely used in pure pipelines such as metallurgy, power, pet1