Perforated steel metal is sheet metal in which perforations have been blanked out of the metal. This type of metal is usually composed of carbon steel, stainless steel, or Monel -metal. Perforated sheet metal allows for a variety of standard designs, making it easy to use for a number of purposes.

The majority of perforated sheet metal comes in sheets between 16 and 24 gauge, which is perfect for designing. Perforated sheet metal with round holes is best use in ventilation, decoration, and protection. This design of perforated sheet metal has good strength-to-weight ratio. It is also available in corrosion resistant varieties. According to experts, perforated sheet metal has a greater, more predictable, and more accurate load bearing capacity than expanded metal or wire mesh.

Perforated sheet metal is commonly used to create screens, such as for screen doors, windows, or filters. This is because perforated sheet metal is quite easily manipulated. Architectural accents are also often made with perforated sheet metal because of its flexibility. Perforated sheet metal also adds to the character of a building or structure.

Often, home designers make alterations to house designs simply because they want to use perforated sheet metal. Such architectural design is evident in newer homes with metal workings built into their designs. In fact, it is possible to purchase decorative perforated sheet metal, which is well suited to a wide range of architectural design applications.