Manufacturer of high-quality 150mm diameter 20# carbon steel round billets. Perfect for machining, structural components, and industrial applications. Get a quote now.
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Product details
Our 150mm diameter Round Billet is manufactured from premium 20# carbon steel (equivalent to ASTM 1020), offering exceptional mechanical properties and superior processing characteristics. This medium-sized billet provides the ideal balance between structural strength and manufacturing versatility, making it suitable for a wide range of industrial applications. The 20# grade ensures excellent machinability and weldability, serving as reliable raw material for critical components in machinery, automotive, and construction sectors.
| Product Name | Carbon Steel Round Billet |
| Material Standard | GB/T 699-1999 |
| Steel Grade | 20# |
| Equivalent Grades | ASTM 1020, JIS S20C, DIN 1.0402 |
| Shape | Round |
| Nominal Diameter | 150 mm |
| Diameter Tolerance | ± 1.5 mm |
| Standard Length | 3000mm, 6000mm |
| Length Tolerance | +50/-0 mm |
| Chemical Composition (GB/T 699-1999) | |
|---|---|
| Element | Content (%) |
| Carbon (C) | 0.17 – 0.23 |
| Silicon (Si) | 0.17 – 0.37 |
| Manganese (Mn) | 0.35 – 0.65 |
| Phosphorus (P) | ≤ 0.035 |
| Sulfur (S) | ≤ 0.035 |
| Chromium (Cr) | ≤ 0.25 |
| Nickel (Ni) | ≤ 0.25 |
| Copper (Cu) | ≤ 0.25 |
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