There are many kinds of ball valves like floating ball valves, trunnion mounted ball valves, top entry ball valves, fully welded ball valves, metal seated ball valves, ceramic lined ball valves, PFA lined ball valves and cryogenic ball valves, etc.

Different kinds of ball valves have different aseembly process.

Side entry ball valves assembly

Soft seal ball valves assembly

Top entry ball valves assembly

Metal seated ball valves assembly

Fully welded ball valves assembly