Suitable for applications such as pump recirculation, feedwater control and feedwater start-up, flashing or cavitating service, critical pressure drop gas and steam service, and any potentially noisy or vibration-prone service. It is also widely used for nuclear “N” stamp and seismic applications.
The SD Series valves can be fitted with an extensive array of standard and high performance trims to meet most severe duty/critical service requirements. Copes-Vulcan specialty trims such as RAVEN™, HUSH ®, Soft-Seated HUSH ®, TANDEM and GAD™ trims are readily available to meet the most severe applications. Additionally, custom engineered trims are supplied as required. All trims are of quick change design to assure ease of maintenance. Most are fully interchangeable between like sizes to ensure maximum flexibility and reduced inventory requirements.
The SD style design is in accordance with ASME B16.1, B16.5, B16.11, B16.25, B16.34 and, when required, will comply with standards including as CAN Z299.2, .3 and .4, ASME SEC.I, ASME SEC.III, B31.1, PED-”CE”, ‘N’ & ‘NPT’, 97/23/EC-PED-CE and is also ISO-9001 certified.