Driven by the dual carbon goals and green building policies, the engineering construction sector is witnessing a material revolution. Traditional sheet piles, with their high energy consumption, pollution, and maintenance costs, struggle to meet modern demands. Plastic-steel sheet piles, centered on steel-plastic composite technology, achieve multiple breakthroughs through their “one pile, multiple functions” advantage. They have become a core force in the green transformation of engineering projects, spearheading a green revolution across the entire industry chain.

Plastic-steel sheet piles integrate corrosion resistance from plastic, load-bearing capacity from steel, and anti-seepage interlocking through high-temperature, high-pressure processes that achieve deep fusion. The outer polymer layer provides corrosion protection with a lifespan exceeding 50 years; the middle steel layer features an optimized cross-section to meet mechanical requirements for shallow to medium-depth support; the inner layer ensures steel-plastic bonding, reinforcing structural stability.

Compared to traditional materials, it weighs only one-third to one-fifth of steel sheet piles of the same specification, significantly reducing energy consumption. It exhibits excellent low-temperature toughness, adapts to complex geology, and features outstanding leak-proofing with C-T connectors, supporting the concept of “one pile, multiple functions.”

The widespread adoption of plastic-steel sheet piles is driven by both policy and technology. Policy-wise, the state promotes green building materials adoption, with multiple regions offering fiscal incentives and inclusion in promotion catalogs. Technologically, enterprises upgrade processes to enhance product performance, significantly increasing recycled material utilization and production efficiency.

Leading companies optimize weather resistance and impact resistance through modification techniques while strictly controlling VOC emissions. By 2025, a recycled PVC processing system will be established, achieving 30% recycled material usage and enabling efficient, low-carbon production via fully automated lines.