Dec 15, 2009 #1 Tmoose Mechanical Joined Apr 12, 2003 Messages 5,636 Location US pulverized coal piping normally has 50 psi rating requirement. Isolation valves are required in the coal piping (duct). Is the valve expected function normally after a 50 psi event, or is it sufficient for it just to remain intact? thanks Dan T
pulverized coal piping normally has 50 psi rating requirement. Isolation valves are required in the coal piping (duct). Is the valve expected function normally after a 50 psi event, or is it sufficient for it just to remain intact? thanks Dan T