A lockable ball valve is a type of ball valve with a lock mechanism uses a hollow ball and locking mechanism to control fluid flow and lock the valve in an open / closed position. The lock mechanism can ensure the safety of valve personnel and open / close state. Lockable ball valve control fluid flow helps to ensure that the valve cannot open by mistake when it needs to be closed and vice versa.
 

Standard	BS 6675:1986
Size	3/4"
Material	Brass