Velan Gate Valve Class 600
Body and Bonnet : WCB WC6 CF8M
Wall Thickness and General Design : API 600 ASME B16.34
Face to Face Dimensions : ASME B16.10
Flange Design : ASME B16.5
Size : Small : 2 3 4 6 8 10 12 Inch
Medium : 14 16 20 24 26 Inch
Large : 30 34 36 Inch
VELAN Gate Valve Class 600
Universal trim 13Cr stem, wedge in CA 15 or 13Cr faced, and CoCr alloy faced seat API Trim 8 suitable for applications up to 850 F (454C).
Body and bonnet castings are precision machined.One-piece bonnet up to NPS 12 (DN 300) for better alignment and fewer parts.
Seat face CoCr alloy hardfaced, ground, and lapped to a mirror finish
Gland has two-piece construction for easy alignment.
ASME Classes 150-300 : 1/16" raised face
ASME Classes 600-1500 : 1/4" raised face
Finish 125-250 AARH for a valves.
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.