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 standards, including ISO 15848-1-BH-CO3 and API 641 1st edition. The G4XZ valve can be utilized in hydrofluoric acid (HF) alkylation trade processes including:
Blending
Crude desalting
Gas crops
Isomerization
Light ends
Sulphur plants
Chlorine
Anhydrous hydrochloric acid (HCl)
Hydrofluoric acid (HF)
The versatile G4XZ valve also can be utilized for deadly, poisonous 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 unstable air pollutants and dangerous fluids. The Durco G4XZ valve design has undergone rigorous testing and is certified to the most stringent business standards, including ISO 15848-1-BH-CO3 (2,500 mechanical cycles) and API 641 1st version.
เกจวัดแรงดันสูง for security
The G4XZ valve ensures increased plant and personnel security via its fire-safe design and construction that complies with API 607 seventh version and ISO 10497 2010 fire-safe standards (for external leakage only).
Improved reliability and uptime
The tight shut-off performance is repeatable and dependable to reduce unforeseen downtime; The G4XZ valve design doesn’t require lubrication for sealing. Instead, the plug can merely be adjusted additional into the sleeve to improve sealing functionality.
Simplified, in-line maintenance
Design features an impartial plug, packing and high cap seal that allow simple adjustment or re-energization of seals as wanted.
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