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| C | Si | Mn | P | S |
| <=0.20 | <=0.50 | <=1.80 | <=0.025 | <=0.010 |
| Mo | Ni | Cr | V | Nb | B |
| <=0.50 | <=0.80 | <=1.50 | <=0.08 | <=0.05 | <=0.005 |
| ¸Ö°åºñ¶È (mm) | <=25 | >25<=30 | >30<=50 | >50<=90 | >90<=150 |
| CEV 1) | 0.37 | 0.44 | 0.54 | 0.64 | 0.72 |
| CET 2) | 0.27 | 0.30 | 0.33 | 0.36 | 0.38 |
| ÍäÇú°ë¾¶ | ѹģ¿£¿£¿£¿£¿£Æô³Ý³ß´ç | |
| ºáÏò | 3t | 10t |
| ×ÝÏò | 4t | 12t |
