Threaded Ball Valve Ball Valve,2PC Ball Valve,3PC Ball 1. Material: WCB,CF8, CF8M, 2. Size: 1/4"to 4" WenZhou JULY Valves CO.,LTD ... Ball Valve,3PC Ball Valve,MiNi GuangShi Ball Valve,Piece Type Ball Valve with Lock. Product Description 1. Material: WCB,CF8, CF8M, 2. Size: ... 1/4"to 4" 3. Threaded: DIN ...