... ball Valve 1) Diameter: 1/2"~ 4" 2) Standard: BS, CNS,GB 3) With socket and threaded end plastic upvc Socket ball ... Standard: BS, ANSI, CNS,GB3) With socket and threaded end4) Material: High quality PVC, ABS, PP-R5 ... Environment friendly.8)We are a great pvc ball valve manufacturer in china We can produce the ... products according to client's order, just as the standard, the quality, ...