The BWF Series is offered in both adjustable and positive models. Used for regulating the flow of oil and gas, the BFF is available in 1-13/16” and 2-1/16” 10 000psi maximum working pressure, with API 6A flanged end connections. It is offered in 3/4” or 1” maximum orifice sizes.

Adjustable chokes are equipped with a visible indicator mechanism to define the orifice at any adjusted choke setting throughout its operating range. This mechanism is calibrated in terms of the diameter of circular orifice area, equivalent to positive flow beans with 1/64 inch diameter increments.

• Adjustable in 1/64 increments
• Cast steel body
• Heat treated hardened steel stem and seat or optional Tungsten Carbide trim
• Lube fitting assures corrosion resistance and smooth stem operation
• Hammer-lug bonnet connection facilitates easy field disassembly and is pressure relief vented for safe removal
• Thumbscrew secures stem position at any setting
• Field repairable

• Choke Valves - Brochure