Anderson Greenwood 4040 Piped Away Pressure and Vacuum Valve

Anderson Greenwood

Product Code: 4040
Brand: Anderson Greenwood



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Description for Anderson Greenwood 4040 Piped Away Pressure and Vacuum Valve

Weight or spring loaded valves capable of providing pressure and vacuum relief that pipe away to a closed header system.Designed to work closer to a tank's MAWP, increasing productivity, reducing emissions and product evaporationIncreased flow capacities reduce the required valve size and the corresponding connections and piping costs.Fully open at 10% overpressure, enabling setting close to MAWP/MAWV and minimizing tank emissions.Large body for increased capacity providing high flow performance for full conformance to API2000/ISO28300.Leakage rate of 0.5 scfh (0.015 Nm3 /hr) or less at 90% of setpoint.Weight or spring loaded models available.Choice of body materials.Modular design enables all components to be removed and replaced in-situ for quicker, simpler maintenance.Optional ‘all-weather’ coating prevents frozen condensate build-up and sticking of vital components in cold weather applications.

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