1.Round socket end pvc ball valve 2.1/2-6",oneside handle 3.ANIS,JIS,BS, ... Syria,India,Canda mainly 5.Factory price A ball valve is a valve that opens by turning a handle/Gear attached to ... many inorganic chemicals.Severe shock loads are absorbed by the valve body, not the ball and seat, minimizing the chance of ... you and compensate the part of loss to you .: Round socket end pvc ball valve(White)