Carbon Steel expanded metal is found in many fields. And it s carbon steel expanded metal is the most economical Expanded Mesh among the metal materials. Made from a sheet of carbon steel that is uniformly slit and stretched, our product is available in small, medium and heavy type expanded metal mesh, with openings in the shapes of diamond, hexagon and square. The openings in the sheet allow for the passage of light, air, heat and sound. The strands and bonds of the bindings add strength, rigidity and resist unraveling. We can serve several of expanded patterns for customers.