附注(Remark) |
|
外径精度(External Diameter Accuracy) |
F8 |
表面粗度(Surface Roughness) |
Ra0.2μm~Ra0.4μm |
硬铬厚度(Hard Chrome Thickness) |
25Micron±5My |
表面硬度(Surface Hardness) |
HV 800 (Minimum) up |
标准长度(Stardard Size) |
1M~6M |
标准尺寸(Standard Size) |
6φ~1000φ |
材质(Material) |
JIS STKM13C OR STKM11A |
|