Batley Butterfly Valves - Weir Power & Industrial - #5

Text version of the page

Weir Power & Industrial First choice for power and industrial protection 5 Batley Valve CONCENTRIC VANE BV 6-0810 Vane The streamlined shape provides minimum resistance to flow and the swing-through design requires no seating torque. Spindle - Generally one-piece spindles are provided in valves up to 200mm and two stub spindles 250mm upwards. Blank End Gasket and Plate A non-asbestos flat gasket, supported with a stainless steel cover. Inboard Bearings These are inserted into the valve body at a point closest to the vane to provide maximum support. Vane Pins Vibration-proof taper pins. Above 1000mm parallel pins are used. Gland Follower A one-piece packing follower provides uniform support to the packing rings. Gland Packing Moulded packing rings selected to suit the flow media would generally be teflon based. Lubricated and purged glands are available. Ratings ANSI 150 to ANSI 2500, NP6 to NP400 or equivalent Actuation – any type, size or manufacture Body and Trim in Cast Iron to Stainless Steels to Duplex to Titanium Pressure Drops up to 150 bars dependant upon size Temperatures -200oC to 1000oC Bore Size 50mm to above 2000mm Blank End Plate Arrangement Double Gland For shafts up to 35mm diameter up to (51bar) blank ends are plate or plug arrangement. Above these sizes and pressures or when outboard bearings are fitted a conventional gland arrangement is provided at the blank end of the valve.