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QBU

Mechanical Seal Flowserve

The QBU is a lube-groove pusher seal designed specifically for hot water services where cooling water is not available. It is pre-engineered for moderate pressure boiler feed and boiler circulation pumps, offering higher reliability and longer life compared to conventional seals.

Specifications
Technical Data
Advantages
Industries
Applications
Documents
Contact

Specifications

Brands: Flowserve
Standards: API682

Technical Data

Pressure: Up to 255 psi (17.5 bar)
Temperature: Up to 340°F (170°C)

Advantages

Designed for hot water services without the need for extra cooling
Higher reliability and longer life compared to conventional seals

Industries

Cooling Systems
Crude Handling and Treatment
Condensate Systems
Water Injection
Utilities
Catalytic Cracking
Steam Systems
Boiler Feedwater Systems
Heavy Oil and Upgrading
Boiler Circulation Systems
SAGD
Miscellaneous Services
Water Handling and Treatment
Logistics and Tank Farm
Alkylation
Hydrotreating
Hydrocraking
Distillation
Delayed Coking

Applications

Boiler Feedwater Systems
Boiler Circulation Systems
Hot Water Services
Steam Systems

Documents

QB Series.pdf

Contact Us

Contact our Mechanical Seal Team

Chris Sheeran (External) – Mob: 087 755 9936
Evan Twomey - 083 162 0251
Miriam Adair - Tel: 021 461 7235
Office Tel: 021 461 7200

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