326 semi ball valve products are offered for sale by suppliers on Alibaba.com, of which ball valves accounts for 11%, check valves accounts for 3%, and control valves accounts for 1%.
A wide variety of semi ball valve options are available to you, You can also choose from steel, stainless steel and iron semi ball valve,as well as from black, white, and yellow semi ball valve,and whether semi ball valve is welding, or male.