Jan 22, 2010 #1 apf Mechanical Joined Jan 22, 2009 Messages 8 Location GB What are the design stardards for class 900 butterfly valves?
Jan 22, 2010 #2 bernoullies123 Mechanical Joined Dec 30, 2009 Messages 203 Location AU ASME B16.34 Upvote 0 Downvote
Jan 23, 2010 #3 JLSeagull Electrical Joined Feb 19, 2006 Messages 2,070 Location US Several standards specifically address butterfly valves. Each that I checked stop at Class 600. B16.34 applies to higher flange class valves although not specifically butterfly valves. Upvote 0 Downvote
Several standards specifically address butterfly valves. Each that I checked stop at Class 600. B16.34 applies to higher flange class valves although not specifically butterfly valves.