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Double block and bleed valve

Overview of DBB Double block and bleed Ball Valve

DBB ball valve (double block and bleed ball valve) is designed to replace the complex form of multiple valve connections in traditional pipelines. Reduce leakage points in the system, quickly achieve emissions, and shut down functions.
DBB ball valve (double block and bleed valve) saves installation space to the limit. Simplified installation procedures. Reduce pressure in the piping system. Convenient instrument cleaning and maintenance, reducing costs.

In the pipelines of hydraulic systems in the pharmaceutical and other industries 
Double block double discharge ball valve Model: DBB 
Size:1/2″~2″ port diameter 10mm
    2″~24″ full port
Pressure rating: Class 150 ,Class 300, Class 600,Class 900,Class 1500,Class 2500
Technical standard of double block and double discharge ball valve: 
Design standard according to API 6D 
Face to face according to ASME B16.10 
Connecting flange according to ASME B16.5 
Test and inspection according to AIP 598

Double block and bleed valve are widely used in power, petrochemical, metallurgy, marine, petroleum, natural gas, gas

double block and bleed valve

Pressure Rating
Class 150 – 2500

Steel, Stainless Steel, Alloy Materials

1/2″ – 48″