Velan, Inc. Gate Valves (API 600)

Cast steel gate, globe and check valves with industry-leading emissions, shutoff and repairability performance. Features and benefits • Universal trim: 13Cr stem, wedge in CA 15 or 13Cr faced, and CoCr alloy seat API Trim 8 suitable for applications up to 850°F (454°C). • Seat face CoCr alloy hardfaced, ground and lapped to a mirror finish. • Flexible wedge with low center stem wedge contact, in solid CA15 (13Cr)or hardfaced with 13Cr, SS 316, Monel or CoCr alloy. Wedge is ground and lapped to a mirror finish and tightly guided to prevent dragging and seat damage. A CoCr alloy hardfaced CF8M wedge is also available. • Non-rotating stem with precision Acme threads and burnished finish. Double Acme for faster operation. • Body and bonnet joint accurately machined. • Body and bonnet castings are precision machined. One-piece bonnet up to NPS 12 (DN 300) for better alignment and fewer parts. • Flanges: ASME Classes 150 - 300: 1â„16"raised face. ASME Classes 600 - 1500: 1â„4"raised face. Finish 125 - 250 AARH for all valves. • Rotating stem nut is Austenitic ductile iron Gr. D-2C renewable in line (as shown). Thrust bearings are supplied as follows: ASME Classes 150 - 300: NPS 10 - 12 (DN 250 - 300), 1 bearing (top), NPS 16 (DN 400) and up, two bearings, ASME Classes 600 - 1500: NPS 6 (DN 150) and up.