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| Customization: | Available |
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| Type: | Round |
| Standard: | AISI, ASTM, DIN, JIS, GB, BS |
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| CHEMICAL COMPOSITION (mass weight %) | |
| C (%) | 0.18 ~ 0.23 |
| Si (%) | ≤ 0.30 |
| Mn (%) | 0.90 ~ 1.20 |
| P (%)≤ | 0.025 |
| S (%)≤ | 0.025 |
| Cr (%) | ≤ 0.30 |
| Mo (%) | - |
| Cu (%) | ≤ 0.25 |
| B (%) | 0.0008 ~ 0.0050 |
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