PVC Ball Valve 1.Full Size:1/2"-6". ... quality class 4. Short leadtime PVC ball valves: With Socket and Thread End.Widely used for irrigation, ... 5MPa).3) Hot welding connection adopted, making pipes and fittings into whole, leakage effectively prevented.4) Excellent ... life under normal condition Part material details:NOPARTMATERIALQTY1BODYPVC,C-PVC,ABS12SEAT SEALTPE,TPV23STEM O-RINGEPDM,FPM,NBR14BALLPVC ...