201 Ni≈1-1.5% 5500-5900 → 202 Ni≈3.5-4% 8200-8400 → 301 Ni≈5.8% 8700-8900 → 304 Ni≥8%;一级料 11500-11700 ↓ 304Ni≈7.6-7.8%; 回炉料 10800-10900 ↓ 316 回炉料 17000-17200 → 316 Ni≥10%;一级料 17300-17500 → 316L Ni≥10%,Mo≈2% 18400-18600 → 310S Ni=18-19% 22300-22800 → 430 Cr≈16%-18%;Mn≈1%-2% 4700-5000 → |