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
| £Ã | Si | Mn | S | P | Ni | Cr | Co | Fe | V |
| ≤0.025 | ≤0.35 | ≤0.15 | ≤0.015 | ≤0.015 | ≤0.75 | ≤0.75 | 26.5-28.5 | bal | ≤0.35 |
| Æ·ÖÖ | ÔÚ²î±ð´Å³¡Ç¿¶È£¨A/M£©Ê±µÄ´Å¸ÐӦǿ¶È/T | ½ÃÍçÁ¦ HC/(A/m) |
||||
| B800 | B1600 | B4000 | B6000 | B8000 | ||
| ´ø²Ä | ≥1.35 | ≥1.70 | ≥1.92 | ≥2.10 | ≥2.15 | ≤140 |