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Duball DL Floating Ball Valve
Brand: Flowserve NAF ABThe Duball DL is a high-performance, metal-seated, full-bore ball valve, equally suitable for isolation, on-off and modulating control applications.
Features- Long, maintenance-free, safe operation in automated on-off and control service assured by spring-loaded stem seal packing.
- Increased plant and personnel safety via blowout-proof stem and high-torque.
- transmission with minimum mechanical backlash.
- Broad application versatility enabled by extensive size range and options, including fire-safe tested versions.
- High performance enabled by direct actuator mounting capabilities of the Turnex actuator.
- Excellent control, noise reduction and cavitation enabled by unique Z-trim option.
- Easy installation and replacement as a result of the off-center joint face of the valve body.
Specifications
Brand
Pressure Class Range
- Class 150 to 300
- PN 10-40
Size Range
- DN 25 to 400
- NPS 1 to 16