Desc: Product DescriptionConstruction Features The poweder-coal ejection ball valve series are designed for controlling the powders containing dusts or s...
Desc: Product DescriptionConstruction Features The poweder-coal ejection ball valve series are designed for controlling the powders containing dusts or s...
Desc: Product DescriptionStandard for design and manufacture1.Design manufacture according to GB/T 12224-89. GB/T 12228-89.2.Connecting botten dimensions ...
Desc: Product DescriptionStandard for design and manufacture1.Design manufacture according to GB/T 12224-89. GB/T 12228-89.2.Connecting botten dimensions ...