|
弹簧钢（65Mn、60Si2Mn）活塞杆技术参数 Technical
parameter of 65Mn,60Si2Mn piston rod |
| |
| 直径（Diameter) |
| D10~D60 |
| 直径公差 （Diameter tolerance) |
| f7、f8 |
| 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. |
| |
弹簧钢（65Mn、60Si2Mn）活塞杆公差表
TOLERANCE OF
65Mn,60Si2Mn PISTON ROD
|
外径
Dia
|
公差
Tolerance
|
|
mm
|
f7（mm）
|
f8（mm）
|
|
10
|
-0.016
|
-0.034
|
-0.016
|
-0.043
|
|
12
|
-0.016
|
-0.034
|
-0.016
|
-0.043
|
|
16
|
-0.016
|
-0.034
|
-0.016
|
-0.043
|
|
20
|
-0.020
|
-0.041
|
-0.020
|
-0.053
|
|
25
|
-0.020
|
-0.041
|
-0.020
|
-0.053
|
|
30
|
-0.025
|
-0.050
|
-0.025
|
-0.064
|
|
32
|
-0.025
|
-0.050
|
-0.025
|
-0.064
|
|
40
|
-0.025
|
-0.050
|
-0.025
|
-0.064
|
|
45
|
-0.025
|
-0.050
|
-0.025
|
-0.064
|
|
50
|
-0.030
|
-0.060
|
-0.030
|
-0.076
|
|
55
|
-0.030
|
-0.060
|
-0.030
|
-0.076
|
|
60
|
-0.030
|
-0.060
|
-0.030
|
-0.076
|
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. |
