A Double Block and Bleed (DBB) valve is a specialized type of valve designed to provide a superior level of isolation and safety in fluid control systems. Essentially, it combines the functions of two separate valves and a bleed port into a single, compact unit.

Bonney Forge manufactures Double Block and Bleed Valves ( DDB valve) in an extensive range of designs, materials, sizes, pressure classes and end connections that are designed in accordance to ASME B16.34 and where applicable API 6D or BS EN ISO 17292.

Our Double Block & Bleed valves are available in an extensive range of designs, materials, sizes and pressure classes and are in full con-formance with ASME, API and NACE specifica-tions. All Double Block & Bleed valves are designed in accordance with ASME B16.34 and where applicable with API 6D or BS EN ISO 17292.

2024年12月12日 · Double block and bleed valves might sound like a martial arts technique, but in the world of industrial fluid systems, they play a crucial role in safety and efficiency. These valves are designed to isolate sections of a piping system, …

A DBB (double block and bleed) ball valve is a type of valve designed to provide effective sealing in piping systems, ensuring isolation from both sides of the valve, with the added ability to bleed pressure between the two isolated sections.

A “Double Block and Bleed” (DBB) valve is a specialized type of valve designed for critical applications where absolute isolation and safety are paramount. It provides two separate seals that block the flow within a pipeline and also includes a means for bleeding or relieving any pressure or fluid trapped between these seals.

2024年11月12日 · The Double Block and Bleed (DBB) Valve is an essential valve assembly that ensures high safety, operational reliability, and ease of maintenance in critical systems. By incorporating two isolation valves and a bleed valve, it guarantees that the isolated section of a pipeline or system is fully sealed off from the environment and any trapped ...

2025年1月13日 · A DBB ball valve, or double block and bleed valve, is a type of ball valve designed to isolate the valve from both sides while releasing pressure between the two isolated sections. This unique design makes them an essential component in operations involving industrial piping systems.

2023年5月9日 · Double block and bleed valve (DBB valve) refer to two individual block valves linked together with a bleed valve in between, used to check for leakage. These valves use two seating surfaces to provide seals against pressure, ensuring safety and …

Double Isolation and Bleed (DIB) is an advanced valve arrangement used in critical applications to ensure a high level of safety and isolation in fluid systems. It combines the features of double block and bleed valves with an additional bleed valve to …