Ball, Outside Screw and Yoke, Ball – Bolted Construction DBB Valves

General Details

The Double Block & Bleed “Type OV” is fully approved to supply many of the worlds oil majors. Piping class primary & secondary isolation ball valves with outside screw & Yoke vent valve.

Available in flange sizes from 1/2″ to 4″ as standard with larger sizes by request.

Versatile – Mixed end flanges i.e. 1-1/2″ ANSI 1500lbs x 2″ ANSI 1500lbs can easily be achieved with this design. Many other combinations can be made to suit a specific application.

316 stainless steel handles and trim as standard to prevent rusting. Materials of construction available are numerous with the standard grades ASTM A350 LF2 / A105, ASTM A182 F316 / F316L and ASTM A182 F51 being held for call off at our suppliers, this reduces the delivery times.

Outlets and vents are all 1/2″ NPT as standard, 1/4″ and 3/4″ are also available. Butt weld and socket weld outlets available.

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