Metal seated triple eccentric disc valve is designed for both control and tight shut-off in severe service. Multiple seat options makes it well suited for the refining, power, petrochemical and chemical industries. The BW series provides extended operational life in high cycle, high temperature and abrasive applications. FeaturesSolid, sturdy all metal seat design, based on metal-to-metal contact. No resilient components needed for tightnessExcellent control and on-off capabilitiesDesign according to API 609 and ASME B16.34, full rated ASME Class 900 to 2500Low emissions according to ISO 15848Certified safety performance, capable to SIL 3 level according to IEC61508Mounting face according to ISO 5211Extremely wide temperature range up to +1150 C +2100 FFire safe certification according to API 607, 6th editionWide rangeability in services with low pressure dropTwo piece shaft designIndustry best valve capacity.