What Is Corten Steel? 2023 Guide for Landscape Designers
Corten sheet metal comes in a range of thicknesses. Thinner gauges, like 22 gage, cost less than thicker plates, like 5/16 inch. For most landscape applications, thicker plates aren't needed. 2. Type. Corten steels are classified into Grade A and B. Corten A has slightly different properties than Corten B due to its higher phosphorus content.