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  | 
 牌号  | 
 化学成份(%)  | ||||||
| 
 C  | 
 Si  | 
 Mn  | 
 P  | 
 S  | 
 Ti  | 
 Nb  | |
| 
 10TiL  | 
 ≤0.14  | 
 0.10-0.30  | 
 0.50-0.90  | 
 ≤0.035  | 
 ≤0.035  | 
 0.07-0.20  | 
 | 
| 
 T420L  | 
 0.07-0.11  | 
 ≤0.30  | 
 0.70-0.90  | 
 ≤0.020  | 
 ≤0.010  | 
 | 
 0.006-0.012  | 
| 
 T440L  | 
 0.07-0.11  | 
 ≤0.30  | 
 0.80-1.00  | 
 ≤0.020  | 
 ≤0.010  | 
 | 
 0.008-0.015  | 
| 
 T510L  | 
 0.08-0.12  | 
 ≤0.30  | 
 1.20-1.40  | 
 ≤0.020  | 
 ≤0.010  | 
 | 
 0.010-0.020  | 
						
  | ||