This Duke’s Metal Industries Expanded Metal features diamond-shaped openings to add decorative flair to your project. A practical solution with various options for hole openings, sizes, and length, our Expanded Metal products are great for shelving, signage, security panels, form screens, machine guards, and ceiling tile applications. Material options include Aluminum, Galvanized Steel, and Stainless Steel, with Expanded Metal Grating and Catwalk Grating also available. 

Purchase our Expanded Metal, Flattened, Carbon Steel, Hot Rolled, Mill Finish, 1/2″ No. 13 Flattened, 0.500″ Short Way of Design (SWD), 1.260″ Long Way of Design (LWD), Long Way of Opening (LWO) Parallel to Length of Sheet, 57% 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, Carbon Steel 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 extra accessories are required for your application, 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)