Flowserve’s Durco® G4XZ

Low-Emission Plug Valve
Flowserve engineered the Durco® G4XZ low-emission plug valve to carry out reliably and ensure compliance with essentially the most stringent ISO and API fugitive emissions requirements, together with ISO 15848-1-BH-CO3 and API 641 1st edition. The G4XZ valve can be used in hydrofluoric acid (HF) alkylation trade processes together with:
Blending
Crude desalting
Gas plants
Isomerization
Light ends
Sulphur plants
Chlorine
Anhydrous hydrochloric acid (HCl)
Hydrofluoric acid (HF)
The versatile G4XZ valve also can be utilized for deadly, toxic and sub-zero fluid providers corresponding to chlorine, anhydrous hydrogen chloride, phosgene, propylene oxide, isobutane and HF acid.
Reduced fugitive emissions
Operators can install the Durco G4XZ valve with confidence in functions with volatile air pollutants and hazardous fluids. The Durco G4XZ valve design has undergone rigorous testing and is certified to essentially the most stringent trade requirements, including ISO 15848-1-BH-CO3 (2,500 mechanical cycles) and API 641 1st version.
เกจวัดความดันแก๊ส for safety
The G4XZ valve ensures increased 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 dependable to minimize unexpected downtime; The G4XZ valve design doesn’t require lubrication for sealing. Instead, the plug can merely be adjusted additional into the sleeve to enhance sealing functionality.
Simplified, in-line maintenance
Design options an unbiased plug, packing and high cap seal that allow simple adjustment or re-energization of seals as needed.
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