hot line: 86-510-80628100hot line: 86-510-80628100
| 材料：gb45,42crmo，可根据要求定制其他材料 material: gb45,42crmo, other materials can be customized according to requirements | ||||
| 尺寸范围 size range | 仅电镀 electroplating only | 调质 电镀 tempering electroplating | 调质 表面淬火 电镀 tempering surface quenching electroplating | 镀层厚度 thickness |
| 外径 od 25--600mm 长度 l ≤6000mm | 调质硬度 tempered hardness hb200-300 | 表面淬火硬度 surface quenching hardness hrc50-60 淬透深度 quenching depth 4-6mm | 20um-50um | |
