炭素钢（S45C）镀硬铬导向轴
- 型号MGP
- 材质S45C（机械构造用碳素钢）
- 表面硬度镀硬铬膜
- 膜厚：8 ? 30 t:≧10μm
- 膜厚：31.5? t:≧20μm
- 外径公差f8
- 标准外径尺寸6, 8, 10, 12, 14, 15, 16, 18, 20, 22, 22.4, 25, 28, 30, 31.5, 32, 35, 35.5, 36, 40, 45, 50, 55, 56, 60, 63, 65, 67, 70, 71, 75, 80, 85, 90, 100