MORRISON BROS. Morrison Bros. 534 Flanged Ductile Iron Gate Valves With Expansion Relief MO534BDI0150AV

Rising stem gate valves are used for manual flow control in petro-chemical liquid handling systems and bulk plants. Features Double disc design provides positive shut-off when in the closed position 200 psi WOG cold non-shock 150# raised face flanges Valve can be left partially open to control flow rate 534BDI is lockable with padlock Includes integrated thermal expansion relief set at 25 or 50 psi Construction Details Body and bonnet: Ductile iron Stem: Brass Discs and spreader: Brass Packing and gasket: Teflon Hand-wheel: Aluminum, powder coated black Expansion relief: Brass with Viton quad-ring Mounting Connections 534 Series is flanged - 150# raised-face ductile iron-round flange. Companion flanges are available. 535 Series is threaded NPT. Spec Sheet Specifications Sheet (PDF Download)