C碳 | Si硅 | Cr铬 | Mn锰 | Mo钼 | Co钴 | W钨 | V矾 | P磷 | S硫 |
1.05-1.15 | ≤0.70 | 3.50-4.50 | ≤0.40 | 9.0-10.0 | 7.75-8.50 | 1.20-1.90 | 1.20-1.90 | ≤0.030 | ≤0.030 |
性能及应用: