Steel 300M Round Bar 3-1/2" diameter Retail Price
Retail Price ComparisonRetail
From$625.25/ft
Across 1 online supplier · ≈ $19.08/lb
As of July 30, 2026, Steel 300M Round Bar 3-1/2" diameter retails from $625.25 per foot across 1 online supplier.
Retail Pricing
Compared at 12 ft
| Supplier | $/ft | $/lb | Lengths |
|---|---|---|---|
| Online Metals | $625.25/ft | $19.08/lb | 1, 2, 3, 4, 6, 12 ft |
Cost Calculator
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Based on typical retail $/ft