56677·ï»Ëƽ̨
ÎÒÃDZ¸ÓÐÖÖÖÖ¸÷ÑùµÄºÏ½ð£¬£¬£¬°å²Ä£¬£¬£¬¸Ö´ø£¬£¬£¬Ô²¸Ö£¬£¬£¬ÎÞ·ì¹Ü£¬£¬£¬º¸²Ä²úÆ·£¬£¬£¬Ï߲쬣¬£¬¶Í¼þºÍº¸½Ó²¿¼þ£¬£¬£¬¶¨ÖÆÐͲ쬣¬£¬°å²ÄÐÎ×´ºÍ»ú¼Ó¹¤Áã¼þµÄȫϵÁУ¬£¬£¬È·±£¿£¿£¿£¿£¿£¿ÉÒÔÖª×ãÄúÒªº¦µÄÏîÄ¿µÄÒªÇ󡣡£¡£¡£¡£
²úÆ·ÏêÇé
| C≤ | Si≤ | Mn≤ | P≤ | S≤ | Cr≥ | Ni≥ | Mo≥ | Cu≤ |
| 0.02-0.06 | 0.40 | 0.50 | 0.020 | 0.008 | 11.0-14.0 | 40.0-45.0 | 5.0-6.5 | 0.20 |
| ÆäËû | B≤ | Al≤ | Ti≤ | Fe≤ | Bi≤ | Pb≤ | Ag≤ | Nb≤ |
| 0.01-0.02 | 0.30 | 2.80-3.10 | ÓàÁ¿ | 0.0001 | 0.001 | 0.0005 | - |