... Thermostability sealant, anti biocorron IntroductionThe tank is assembled by special steel plates, dedicated sealing materials, self-locking bolts, etc. ... paint film protective layer on the surface of the special steel plate after treatment. It's hardness, adhesion, corrosion and ... biogas, sewage treatment, chemical, electricity, etc.2,The steel plate storage tanks of granary, oil tanks, feed tanks, ...