Flowserve’s Durco® G4XZ

Low-Emission Plug Valve
Flowserve engineered the Durco® G4XZ low-emission plug valve to perform reliably and ensure compliance with probably the most stringent ISO and API fugitive emissions requirements, including ISO 15848-1-BH-CO3 and API 641 1st edition. The G4XZ valve can be used in hydrofluoric acid (HF) alkylation business processes including:
Blending
Crude desalting
Gas vegetation
Isomerization
Light ends
Sulphur vegetation
Chlorine
Anhydrous hydrochloric acid (HCl)
Hydrofluoric acid (HF)
The versatile G4XZ valve also can be used for deadly, poisonous and sub-zero fluid providers similar to chlorine, anhydrous hydrogen chloride, phosgene, propylene oxide, isobutane and HF acid.
Reduced fugitive emissions
Operators can set up the Durco G4XZ valve with confidence in applications with unstable air pollutants and hazardous fluids. ร้านซ่อมเครื่องวัดความดัน has undergone rigorous testing and is licensed to probably the most stringent business requirements, including ISO 15848-1-BH-CO3 (2,500 mechanical cycles) and API 641 1st edition.
Engineered for security
The G4XZ valve ensures elevated plant and personnel safety via its fire-safe design and building that complies with API 607 seventh edition and ISO 10497 2010 fire-safe requirements (for exterior leakage only).
Improved reliability and uptime
The tight shut-off performance is repeatable and reliable to minimize unforeseen downtime; The G4XZ valve design doesn’t require lubrication for sealing. Instead, the plug can simply be adjusted additional into the sleeve to enhance sealing functionality.
Simplified, in-line maintenance
Design options an impartial plug, packing and top cap seal that enable simple adjustment or re-energization of seals as wanted.
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