Duke’s Metal Industries Expanded Metal products are made by slitting and stretching metal sheets to create a diamond-shaped opening pattern that customers love. This practical and versatile line forms screens, window security panels, machine guards, and more. Expanded Metal is supplied in both raised and flattened patterns. It also comes in various materials, including Aluminum, Galvanized Steel, Carbon Steel, and Stainless Steel. Expanded Metal Grating and Catwalk Grating are also available.

Since Expanded Metal is available in number gauges, opening sizes, and sheet sizes, you have endless options to fit all your project requirements. Explore the entire product line to find the right option for your needs!

This Expanded Metal product is Flattened, Aluminum, Alloy 3003-H14, Mill Finish, 3/4″ No. 125 Flattened, 0.923″ Short Way of Design (SWD), 2.100″ Long Way of Design (LWD), Long Way of Opening (LWO) Parallel to Length of Sheet, 66% Open Area

Description: 

• Diamond-shaped design applied to various opening sizes
• A great option for screens, window security panels, machine guards, signage, ceiling tile, shelving applications, and more
• Raised and flattened options available
• Flattened, Aluminum variation

Ordering:

Review the following options to help you choose the right Expanded Metal product for your project:

• Application: Applications include screening, ventilation, security enclosures, machine guards, ramps, catwalks, walkways, platforms, cabinet inserts, and more. You can browse more Expanded Metal applications in our Product and Applications Gallery. 

• Design Direction: Choose from various pattern directions for your design options. This specific product uses the Long Way of Design (LWD), which runs parallel to the length of the sheet. 

• Expanded Type: Choose from flattened, raised, grating, catwalk grating, or designer expanded types. 

• Percent Open Area: All Expanded Metal products come in with various hole openings to meet your specific project needs. Discuss your desired percent of open area with our experts. 

• Primary Material: Choose from Aluminum, Carbon Steel, Galvanized Steel, Stainless Steel, and various custom options. Contact us or review our brochures for more information. 

• Product Size, Form, and Quantity: Choose your sheet sizes or cut-to-size pieces to determine the number of sheets needed to complete your project. You can also choose a shearing preference, including bond or random sheared. 

• Product Finish: Most inventory is mill finish, unless otherwise specified. Learn more about our product finishes on the Expanded Metal Resources page or by reviewing our brochures. You can also contact one of our wire experts to discuss your needs. 

• Special Requirements: Fabrication, edge treatments, finishing, non-standard tolerance, and other special requirements should be specified when ordering. If your project calls for infill panels, ask to see our infill panel worksheet. 

• Tyle and Type: For all expanded types, please specify Short Way of Design (SWD) measurement, material gauge number, and thickness in inches. For Grating and Catwalk Gratin items, your desired pounds per square foot should be noted. 

• Accessories: If your application requires extra accessories, please contact us. This includes Angle, Flat Bar, U-Edging Framing Solutions, and Fasteners

View our Expanded Metal Resources on tolerances, available sizes and more!

• Common Fractions & Decimal / Millimeter Equivalents
• Expanded Metal Grating & Catwalk Grating Application Guide
• Expanded Metal Tolerances
• Infill Panel Worksheet
• Learn More About Infill Panels
• Primary Material Types

This Expanded Metal load table can be saved, printed or shared!

Grating & Catwalk Grating – Metals (Aluminum, Carbon Steel & Stainless Steel)