Vertical vessel: Diameter 1m-4m, capacity 1m3- 200m3, all kinds of equipment can be tailored fabricated. Application: Acid proof tank (tank for HCL, H2SO4, phosphoric acid, nitric acid, organic acid, Â fluosilicic acid,hydrofluoric acid etc.) Alkali proof tank, Brine tank, sewage tank, FRP/PVC, FRP/PP composite tank. Standard: EN 13121-3, BS 4994-1997, ASTM D-3299