type ball valve size 20-110 material UPVC CPVC certification ISO14001/9001 pvc ball ... Easyinstallation, Endurable, Economic, Nontoxic, Corrosionresistance, Recyclable, Environment-friendlyPhysical properties: Density, 1350-1460; Vicat softening temperature≥74;Hydroscopicity≤40; Oven ... test, no signs of bubbles or cracksMechanical properties Drop test, no cracks with all samples; Hydraulic test ...