Corrosion Resisting Steel - Quality 3CR12 3CR12 Specialized Details Summary. 3CR12 is usually a chromium containing corrosion resisting ferritic steel formulated instead content of building wherever the mechanical properties, corrosion resistance and fabrication necessities of other components like gentle steel, galvanised or aluminised steel, aluminium or pre-painted steels are unsui... https://www.tisco-s.com/product/2507-0-2mm-3cr12-stainless-steel-sheet/