非標(biāo)定制鎢鋼釘芯 拉力賽車耐磨釘芯 合金防滑釘芯 鎢鋼芯
防滑釘牌號(hào)性能：
GRADE | Co | Hc | Den | RS | HV30 | GRAIN SIZE |
MC019 | 7.5-9.0 | 11.0-14.0 | 12.68-12.78 | 50-90 | 1400-1600 | 1.2-1.6 |
MC021 | 8.2-10.0 | 10.0-12.0 | 12.10-12.20 | 50-90 | 1400-1600 | 1.6-2.0 |
MC025 | 9.0-11.0 | 10.2-11.2 | 12.77-12.87 | 87-97 | 1380-1480 | 1.6-2.0 |
