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. |