The Q41 lbs-300s Fs-150ses LB the beautiful mark float the globe valve forerunner's valve seat and gather the valve seat of several years globe valve production experience but design and ensure hermetic sealing in the valve portal, the coefficient of friction is low, operation moment of force small and various valve seat materials, orientation range wide. Switch without any error of handle: Adopt a flat head valve stem, with the connectivity of handle can't slide, assure thus the handle indicates of the switch status and valve an address. The cotter tightly equips: The in bar of switch mistake operation in valve portal there is lockup holes in the full opening in the valve portal, whole pass location and ensure that the valve portal is placed in accurate location. The valve rod defends to fly structure: Valve rod for down pack type, prevent from being pressed to fly, can become metallic contact with valve figure after fire disaster at the same time, ensure valve rod hermetic sealing. Apply dielectric: Water, annoy, oil article, natural gas and the acis alkali causticity dielectric. Apply temperature:-196~350 ℃

Drive a square