Valve and ball valve is the same thing? Don't know don't speak
Ball valves belong to a large class of valves, valves include gate valve, butterfly valve, check valve, globe valve, ball valve, trap valve, safety valve, etc. all valves
Ball valves belong to a large class of valves, valves include gate valve, butterfly valve, check valve, globe valve, ball valve, trap valve, safety valve, etc. all valves
Ball valve is only a kind of valve, is very common, the middle of the spool is spherical.Many types of valves, in addition to ball valves, there are common gate valve, stop valve, butterfly valve, check valve and so on.
