| Product Name | ASTM A709 Carbon Steel Coil |
|---|---|
| Standard |
ASTM: Similar to A283 Grade C or AISI 1020 DIN: Comparable to St37-2 |
| Outer Diameter |
Seamless: 1/4" – 36" Welding: 21.3mm – 3620mm Round Tube: 1/2" – 10" Square / Rectangular Tube: 15×15mm – 400×600mm |
| Wall Thickness |
Seamless: 1.25mm – 50mm Welding: 1.65mm – 65mm |
| Length | 3–12 meters, Support Customization |
| Surface Process | Bright, Polished, Black |
| Other Services | Machining (CNC), Centerless Grinding (CG), Heat Treatment, Annealing, Pickling, Polishing, Rolling, Forging, Cutting, Bending, Small Machining |
| C (%) | Si (%) | Mn (%) | P (%) | S (%) |
|---|---|---|---|---|
| 0.17 – 0.23 | 0.17 – 0.37 | 0.35 – 0.65 | ≤ 0.035 | ≤ 0.035 |
| AISI / SAE | ISO | DIN | BS | NF | JIS |
|---|---|---|---|---|---|
| 1020 | C22 | CK22 | IC22 | C22 / C20 | S20C / S22C |
| Tensile Strength | ≥ 410 MPa |
|---|---|
| Yield Strength | ≥ 245 MPa |
| Elongation | ≥ 25% |
| Hardness | ≤ 156 HB (Annealed Condition) |
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