1.Name: pvc valve china 2.Materials: PVC-U,PVC-C 3.Standard: DIN, ... JIS, ANSI, BS 4.Certificate:CE, ISO9001:2008 pvc valve chinaMaterials: PVC-U,PVC-C,PP,PP-H,PVDFSizes: 1 ... and environment-friendlyIt is widely used in chemistry, electron, metallurgy, plastic, electroplate, irrigation, treatment Sewage, engineering of Recycled water, Aquatic Culture ...