1.Name:plastic screw 2.Materials:PVC-U,PVC-C,PP-H,PP-GF 3.Standard:DIN, JIS, ANSI, BS screw 4.Certificate:CE ... , ISO9001:2008 1)Name: plastic screw2)Materials: PVC-C,PVC-U,PP ... environment-friendly7)It is widely used in chemistry, electron, metallurgy, plastic, electroplate, irrigation, treatment Sewage, engineering of Recycled water, Aquatic ...