Round Perforated Metal

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Round perforated metal is a sheet of material, such as perforated carbon steel, that contains holes punched by a circular die. Round perforated metal from Direct Metals® is lightweight, versatile, economical, and customizable. Round hole perforated sheet can be used for a variety of applications, including metal vents, metal screens, metal diffusers, dryer drums, and architectural applications.

Our round perforated metal is extremely versatile and lightweight, along with other advantages:

  • Economical
  • Customizable & Decorative
  • Can have a large open area
  • High strength-to-weight ratio
  • Many perforated sheet patterns, materials, and gauges
  • Allows for passage of air, light, sound, and liquids
  • Provides security & noise control


Hole diameters can vary from approximately the same thickness of the material being punched, to more than 6 inches in diameter.


The most popular style of perforated metal, round hole perforated sheet metal, offers the widest selection of diameters, gauges, and materials. We carry the staggered row and straight row patterns in flat sheets. Carbon steel, aluminum, galvanized, stainless steel, and all the other alloys are available.



Round perforated metal is ideal for several applications including:

  • Perforated metal vents
  • Perforated metal screens
  • Perforated metal guards
  • Perforated metal diffusers
  • Perforated metal strainers
  • Perforated metal decorative grilles


Round Perforated Metal Section of Our Product Catalog
Perforated/Expanded Metal Catalog
Open Area Percentage Calculator


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