The outer layer of polyethylene PE and inner layer of EP epoxy resin powder anti-corrosion spiral steel pipe, abbreviated as TPEP anti-corrosion steel pipe, have good insulation and chemical corrosion resistance. The adhesive enhances the anti-corrosion ability, while the epoxy powder layer has excellent weather resistance and wear resistance. Suitable for various transportation pipelines, including chemical, petroleum, natural gas and other industries, as well as open-air and underground pipelines.