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Product specification:
| umber | Steel grade | Chemical composition | mechanical property | metallographic structure | ||||||||||
| C | Si | Mn | Cr | Mo | Ni | Cu | S | P | AK(J/cm) | HRC | abMpa | |||
| 1 | ZG40Cr5MoMnRE | 0.35-0.45 | 0.3-1.0 | 0.3-1.0 | 4.5-5.5 | 0.7-1.0 | ≤0.045 | ≤0.045 | ≥20 | ≥48 | M+B+C | |||
| 2 | ZG45Cr3NiMoMnRE | 0.40-0.50 | 0.3-08 | 0.60-1.20 | 2.0-3.2 | 0.3-0.5 | 0.5-1.0 | ≤0.04 | ≤0.04 | ≥20 | ≥50 | M+C | ||
| 3 | ZG99Cr6MoMo | 0.85-0.95 | 0.4-0.8 | 0.3-0.8 | 5-8 | 0.2-0.4 | ≤0.04 | ≤0.04 | >7 | >50 | M+C | |||
| 4 | ZGMn13 | 1.1-1.4 | 0.3-1.0 | 11-14 | ≤0.06 | ≤0.09 | >147 | HB≤229 | 637 | A+C | ||||
| 5 | ZGMn13Cr2 | 1.1-1.4 | 0.-1.0 | 11-14 | 1.5-2.5 | 0-0.5 | ≤0.06 | ≤0.08 | >80 | ≤240 | A+C | |||
| If you need to adjust chemical composition or add other alloying elements, the other by way of contract. | ||||||||||||||
| M-martensite B-bainite A-austenitic C-carbide F-ferrite | ||||||||||||||
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