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The chemical composition of a mild steel coupon AISI 1018 mild/low carbon steel strip COSASCO’s, Rohrback Cosasco Systems, Inc.
| Element | Content |
|---|---|
| Carbon, C | 0.14–0.20% |
| Iron, Fe | 98.81−99.26% (as remainder) |
| Manganese, Mn | 0.60–0.90% |
| Phosphorous, P | ≤0.040% |
| Sulfur, S | ≤0.050% |
