steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

steel who characteristics are determined by the addition of other elements in addition to carbon

specially hardened steel plate used to protect fortifications or vehicles from enemy fire