Duke’s Metal Industries Expanded Metal is a decorative product line made by slitting and stretching metal sheets. Since the line comes in various gauges, opening sizes, and sheet sizes, it is the perfect option for screens, window security panels, machine guards, and more. It is also popularly used in shelving, signage, and ceiling tile applications due to its versatility and practicality.

Our  Expanded Metal product comes in both a raised and flattened diamond pattern. Materials include Aluminum, Carbon Steel, Galvanized Steel, and Stainless Steel. Expanded Metal Grating and Catwalk Grating are also available. Customers love this product because it is affordable and comes in various options to meet your project needs.

This product is Expanded Metal Standard, Aluminum, Mill Finish, Alloy 3003-H14, 1/2″ No. 081 Standard (Raised), 0.500″ Short Way of Design (SWD), 1.200″ Long Way of Design (LWD), Long Way of Opening (LWO) Parallel to Length of Sheet, 65% 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
• Standard, 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

Specifications:

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

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