Large-scale storage tank plate lining polytetrafluoroethylene anti-corrosion process

The invention discloses a large-scale storage tank plate lining polytetrafluoroethylene anti-corrosion process, the anti-corrosion process comprises primary anti-corrosion treatment, secondary anti-corrosion treatment and tertiary anti-corrosion treatment, and the primary anti-corrosion treatment comprises the following steps: cleaning a tank body, leveling the inner wall of the tank body, drying the inner wall of the tank body and spraying teflon anti-corrosion paint; the secondary anti-corrosion treatment comprises the following steps of lining plate surface treatment and polytetrafluoroethylene anti-corrosion paint spraying on the lining plate surface, and the tertiary anti-corrosion treatment comprises the following steps of lining plate welding treatment, lining plate welding position polishing and polytetrafluoroethylene anti-corrosion paint spraying, in the spraying of the polytetrafluoroethylene anti-corrosion paint based on the third anti-corrosion treatment: before spraying the tetra-fluoro anti-cor