size: 1/2''-4'' material:pvc standard:JIS,DIN, BS,ANSI connector ... Jiangsu, Chian(Mainland) Standard: ANSI, BS, DIN, JISMaterial: Pvc Size: 1/2"-4" Type: Socket and threadPacking & DeliveryPacking ... end after the factory, Lowest leakage rate.8)Quality: Heat, high temperature, extremely long usage life for at ... treatment, agriculture irrigation, industrial applications, etc pvc socket gray ball valve