Premium Z275 G30-G90 Galvanized Steel Sheet – Heavy-Duty Corrugated Cardboard Alternative
Ultra-durable 1.5mm zinc-coated (Z275) GI steel sheet with superior corrosion resistance, ideal for roofing, industrial partitions, and shipping container flooring. High-precision G30-G90 galvanization ensures even coating adhesion (120g/m²), outperforming standard Z60 sheets in harsh weather and mechanical stress. Pre-cut corrugated design enhances structural strength by 40% vs flat sheets, perfect for warehouse shelving, agricultural sheds, and DIY trailer linings. Direct bulk pricing – wholesale quantities ship globally with certified ASTM A653/A924 compliance.