Non-Lubricated Plug Valves – G4BZ-HF Marathon Sleeveline HF Alkylation valve

Flowserve has supplied thousands of Durco G4BZ-HF Marathon Sleeveline HF alkylation valves to refineries throughout the world. Engineered for high-cycle, low-emissions service, this non-lubricated plug valve offers an extra measure of positive stem sealing reliability. It can be used with confidence in applications where tight shutoff and emissions containment are unconditional requirements to ensure safety. Durco G4BZ-HF Marathon valves are Phillips Licensing listed and UOP Process Division approved for the following applications: Isomerization Blending Light ends Gas plants Sulfur plants Crude desalting