MonoFlange D.B.B Ball Valve

Mono flange D.B.B Ball valve mainly using industrial pipeline. Mono flange ball valve is instrument valve, body surface have three needle valve . one side is NPT ends one side is flange ends. both side is RTJ ends. main function is sampling , save install time and purchase cost .not easy to...

Product Details


1. Maximum working pressure: 6000 psig 

2. Colour coded valve function identification

3. Pressure ratings in accordance with ANSI B16.34  

4. Fire-tested design in accordance with BS 6755 part 2

5. Flanged connections comply with ANSI B16.5 RF and RTJ

6. Working temperature up to 1200°F ( 649°C ) with Graphite packing

7. Every design is hydraulic pressure tested in accordance with EN 12266-1 and API 598


End Connection: RF, RTJ, BW

Nominal diameter:  2”- 48“ (DN 50 - DN 1200)

Pressure Rating: Class 150 - Class 2500 (PN16 - PN420)

Materials: Carbon Steels, Martensitic Steels, Austenitic Stainless Steel, Duplex Stainless Steels, Nickel

Actuator: Lever, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic and Electric Motorized)

Suitable Medium: Water, Oil, Gas, Etc


Complete traceability of materials

Blowout-proof valve stems and needles

1/4 female NPT standard vent with plug

1/2 female NPT standard outlet with plug

Piping and instrument valves in one body

Weight, space and cost saving over traditional designs



Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of monoflange d.b.b ball valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.