12" x 12" x 1/8" Steel Plate A36 Hot Rolled Carbon Steel 11ga Post Base Plates Welding Practice 0.125” Metal Sheets for Fabrication Value Packs

A36 Steel Plate – 12" x 12" x 1/8" (11ga)

A versatile A36 mild steel plate cut to a full 12" x 12" square. A go-to size for welders, fabricators, and DIYers who need a reliable flat steel plate for shop and job site tasks. Consistent 11-gauge (0.125") thickness with clean, precision cuts.

Common applications:

• Post and column base plates
• Patch panels and repair plates
• Mounting brackets and guards
• Welding practice coupons (MIG, TIG, stick)
• Shop tools and fixtures

Also available in thicker material. Custom cuts, holes, and bulk orders available — call 636-456-8400 for details.

Surface Oxidation Notice: Bare steel products may have surface rust due to natural oxidation during storage and transit. This does not affect material integrity and can be removed by wire brushing, grinding, or chemical treatment.