As one of the leading 1-piece female thread ball valve manufacturers and suppliers in ... is always at your service.Wafer type ball valve DescriptionWafer ball valves are widely used in the ... meet the requirements of users and system, wafer ball valves can equip electric actuator, pneumatic actuator etc ... Main parts and material 1, Body : WCB,CF8M,CF82, Cap: WCB,CF8M,CF83, Seat : PTFE4, Ball : SS304,SS316, ...