Store › 1" Round Metal Tube - Mild Steel - 11 gauge - ERW Image 1 of 1 1" Round Metal Tube - Mild Steel - 11 gauge - ERW from $4.75 OD 1” - ID 3/4” - Square Metal Tube - 11 gauge (1/8” wall thickness) - ERW - ASTM A513 - Mild Steel - Cold Rolled Length: Select Length 12” inch long (1-ft), 24” inch long (2-ft), 36” inch long (3-ft), 48” inch long (4-ft), 60” inch long (5-ft), 72” inch long (6-ft), 84” inch long (7-ft), 96” inch long (8-ft), Quantity: Add To Cart Added! OD 1” - ID 3/4” - Square Metal Tube - 11 gauge (1/8” wall thickness) - ERW - ASTM A513 - Mild Steel - Cold Rolled