rusty iron or alloy with special gloss, ductility, good thermal conductivity and electrical conductivity. corrosion of metal.

abstract alloy alloying aluminum background bakelite bar bridge brushed cast cermet chrome copper corrosion crucible design forging gold graphite gray grunge hatch industrial industry iron material melting metal metallic nitride old ore pattern pimple remelting rough rust rusty sheet silver smelting solder stainless steel surface texture textured tin wallpaper welding