CHINA W: 74~77%, MN: 0.5% MAX, CU: 0.15% MAX, S: 0.08% MAX, P: 0.06% MAX, C: 0.4% MAX, SI: 0.7% MAX, AS: 0.06% MAX, SN: 0.08% MAX, SB: 0.05% MAX. 10-30MM 90% MIN 100KG STEEL DRUM