Double Block and Bleed (DBB) Plug Valve
Engineered for long-term performance, the Double Block and Bleed (DBB) Plug Valve ensures zero leakage and efficient discharge functionality. This high-performance valve is essential in critical applications such as storage tank isolation, multi-product manifolds, calibration loops, gas station terminals, offshore platforms, precision mixing devices, and airport oil supply pipelines.
Key Features
Advanced Telescopic Structure: Eliminates friction and wear during valve operation, ensuring longer service life.
Dual Sealing Mechanism: Combines rubber soft seals and metal hard seals for upstream and downstream sections, offering superior fire-resistance and tight sealing for both ends.
Pressure Relief Systems: Equipped with a variety of pressure relief devices to verify valve tightness, ensuring optimal safety and reliability.
Innovative Actuator Design: Features a split-type plug, main balancing valve, and multi-roller double drive pin actuator to prevent hydraulic imbalance and enhance load capacity.
Optimized Torque Calculation: Custom torque calculations for DBB plug opening and closing ensure perfect alignment with actuator and valve structures.
Reinforced Connectors: Strength-optimized connectors, material selection, and design ensure durability, even under quick opening and closing conditions.
Non-Disassembly Deflector: Prevents valve clamping and stagnation issues, ensuring smooth operation and reliable closure.
Applications
Ideal for use in a wide range of industries, including:
- Oil depots and pump stations
- Metering and loading/unloading systems
- Offshore platforms
- Multi-product manifolds
- Airport oil supply systems
- Chemical storage and transportation projects
- Strategic petroleum reserve (SPR) sites
- Petrochemical infrastructure by
- PipeChina, Sinopec, PetroChina, CNAF, CNOOC, and local refineries
Certifications & Awards
- Certified by the US API
- Recipient of the 2020 National Science and Technology Advancement Award, granted by CPCIF
- First Prize, 2020 China Machinery Industry Science and Technology Award
This DBB Plug Valve stands out for its precision design, unmatched reliability, and ability to perform in the most demanding environments. Explore the benefits of integrating this advanced valve into your critical operations.
