|
碳钢（45#）活塞杆技术参数Technical
parameter of carbon steel 45# hollow piston rod |
| |
| Diameter) |
| D10~D120 |
| 直径公差 （Inner diameter tolerance) |
| f7、f8 |
| 壁厚误差：Tolerance of wall thickness |
| ±0.05mm |
| 内径公差：Tolerance of ID |
| ±0.15mm |
| 铬层厚度: （Thickness of chrome
plating) |
| 0.02mm~0.06mm |
| 铬层厚度误差:（Thickness of chrome
plating tolerance) |
| ±0.005mm。 |
| 铬层硬度：（Hardness of chrome
plating) |
| HV850~HV1050 |
| 直线公差 （Straightness tolerance) |
| ≤0.15mm/1000mm |
| 表面粗糙度 （surface roughness) |
| Ra 0.1~0.25。 |
| 供货状态：不镀铬、镀铬、高频淬火、中频淬火、非调质、调质或氮化。 |
| Condition of delivery:
unchromed,chromed,high-frequency quenched |
| mid-frequency
quenched,tempered,untempered or nitriding. |
注：如有特殊规格或要求，可按客户需求定制 ATTN: If there
are special specifications,we can make according to
provided drawings.
