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| Ãû ³Æ | ºñ¶È£¨mm£© | ÌØÕ÷ | |
| Ó²¶È£¨HB£© | Ó¦ÓÃÌØÕ÷ | ||
| SUMIHARD-K340 | 6-100 | 340 | º¸½ÓÐÔ¼°¿ÉÓÃÐÔ |
| SUMIHARD-K400 | 6-100 | 400 | ¸ßÄÍÄ¥ÐÔ¼°º¸½ÓÐÔ |
| SUMIHARD-K500 | 6-50 | 500 | ¸ü¸ßÄÍÄ¥ÐÔ¼°º¸½ÓÐÔ |
| Ãû ³Æ | C | Si | Mn | P | S | B | Pcm | |
| t¨Q25 | t>25 | |||||||
| SUMIHARD-K340 | ¨Q0.21 | ¨Q0.70 | ¨Q1.60 | ¨Q0.025 | ¨Q0.010 | ¨Q0.0030 | ¨Q0.30 | ¨Q0.35 |
| SUMIHARD-K400 | ¨Q0.21 | ¨Q0.70 | ¨Q1.60 | ¨Q0.025 | ¨Q0.010 | ¨Q0.0030 | ¨Q0.30 | ¨Q0.35 |
| SUMIHARD-K500 | ¨Q0.35 | ¨Q0.70 | ¨Q1.60 | ¨Q0.025 | ¨Q0.010 | ¨Q0.0030 | ¨Q0.42 | ¨Q0.42 |
| Ãû ³Æ | SUMIHARD-K340 | SUMIHARD-K400 | SUMIHARD-K500 |
| ²¼ÊÏÓ²¶È | 320-360 | 360-440 | 450-550 |