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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 |
|