|
Technical parameter of 1Cr13、2Cr13、3Cr13、4Cr13
piston rod
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|
|
|
（Diameter)
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D10~D120
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|
（Diameter tolerance)
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|
f7、f8
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|
（Thickness of chrome plating)
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|
0.02mm~0.06mm
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|
（Thickness of chrome plating tolerance)
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±0.005mm。
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（Hardness of chrome plating)
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|
HV850~HV1050
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（Straightness tolerance)
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≤0.15mm/1000mm
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（Surface roughness)
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Ra 0.1~0.25。
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|
Condition of delivery:
unchromed,chromed,quenched，aneal,tempered
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|
untempered,solid solution or aging
|
TOLERANCE OF
1Cr13、2Cr13、4Cr13 PISTON ROD
|
Dia
|
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
|
|
65
|
-0.030
|
-0.060
|
-0.030
|
-0.076
|
|
70
|
-0.030
|
-0.060
|
-0.030
|
-0.076
|
|
75
|
-0.030
|
-0.060
|
-0.030
|
-0.076
|
|
80
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
85
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
90
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
95
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
100
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
105
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
110
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
115
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
|
120
|
-0.036
|
-0.071
|
-0.036
|
-0.090
|
ATTN: If there are
special specifications,we can make according to provided
drawings. |
