... no secondary pollution7 high corrosion of chemical material resistance8 high impact strength Media:Water chemical materialMaterial:U-PVC CPVCConnection:threadPressure:PN10 (1 ... ; ISO4422.2-1996Certification:ISO9001:2000; ISO14001:2004Advantage:Light weight, High strength, High flow capability, Easyinstallation, Endurable, Economic, Nontoxic, Corrosionresistance, Recyclable, Environment ...