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Double shut off Trunnion mounted ball valve

雙關(guān)斷固定球閥

Product Overview

DBB Trunnion mounted ball valve is designed by integrated modular research and development to achieve double isolation and double auxiliary defense functions, which can replace the complex form of multiple valves in the traditional pipeline, reduce the leakage point in the system, and quickly realize the truncation and discharge function. This series of ball valves greatly saves installation space, simplifies installation procedures, facilitates instrument cleaning and maintenance, special media sampling and testing, and reduces maintenance costs.

Product design features

Full bore or reduced bore
Dual blocking and dual venting function
Fire safe design
Automatic discharge of mid-cavity overpressure
Anti-blowing out of the stem, anti-static
Modular design of multi-valve combination manifolds
The switch is flexible, easy to operate and has a long life

Product range

Design, manufacture and inspection: API 6D
End connection: flange, welding, etc
Nominal diameter: 1/2"~48" (DN15~DN1200)
Pressure Rating: Class150~2500(PN16~PN420)
Applicable temperature: -46~150 °C
Material category: carbon steel, alloy steel, stainless steel, duplex steel and other special materials
Operation mode: handle, gearbox, electric, pneumatic, hydraulic

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