The Metal Box Company
18 Gauge Cold Rolled Steel (4" x 2") Rounded Corners 12 pack
18 Gauge Cold Rolled Steel (4" x 2") Rounded Corners 12 pack
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12-Pack 18 Gauge Cold Rolled Blanks (4" x 2") Rounded Corners
Premium USA-sourced A1008 steel practice plates. Precision mechanically sheared with zero mill scale.
Product Overview
This listing features a 12-pack of pre-cut 18-gauge cold-rolled steel welding coupons, measuring exactly 2 inches wide by 4 inches long with corners rounded. These standardized blanks are explicitly sized and processed for welding practice, testing, and structural layout work. We source premium commercial 4x10 foot mill stock and carefully shear it down to these precise dimensions functioning exactly like a professional butcher portioning bulk cuts into immediate, consumer-ready pieces to save you time and eliminate prep waste in the shop.
Material & Technical Specifications
| Item Type | Welding Coupons / Practice Blanks / Setup Plates |
| Material Grade | Heavy-Duty 1008 Commercial Grade Carbon Steel (Mill Finish) |
| Thickness / Gauge | 18 Gauge (Approximately 0.0478" / 1.21 mm) |
| Dimensions (Per Coupon) | 2 Inches Wide x 4 Inches Long |
| Total Quantity | 12 Premium Coupons Per Pack with Rounded Corners |
| Country of Origin | United States (Sourced and processed domestically) / USA |
Condition & Edge Quality
- Surface Condition: Brand new, clean raw steel. The cold-rolling process guarantees a smooth finish completely free from heavy mill scale, meaning you spend less time grinding down to clean metal and more time under the hood. A light film of rust-preventative oil, WD-40 wil be present to keep the surfaces pristine during shipping.
- Edge Quality: Every coupon is mechanically squared and sheer-cut. Because they are never plasma or laser cut, they carry zero thermal dross, slag, or heat-affected edges. They are clean and ready to butt up, lap, or corner-weld straight out of the box.
Ideal Applications & Uses
Our 18-gauge steel coupons offer stable heat dissipation and are perfect for dialing in machines or running practice beads. They are highly sought after for:
- Welding Practice & Education: Excellent for student training, vocational schools, and DIY garage hobbyists practicing MIG, TIG, Stick, or Gas welding.
- Machine Calibration: Perfect for testing settings, wire speed, gas flow, and heat penetration before working on expensive structural car panels or finished projects.
- Small Fabrications: Can also be utilized as backing plates, custom reinforcement tabs, small mounting gussets, and shim stock.
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Tags or Name plates: Excellent for tags, or name plates.
Shipping & Packaging
The 12-pack of coupons is securely bundled and shipped flat inside a heavy-duty, moisture-resistant protective bubble poly mailer to ensure safe, dry, and dent-free transit to your shop. This listing features free shipping with a reliable 2 to 4 business day domestic delivery window.
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