|
米制普通螺纹的基本偏差 μ m |
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|
螺距 P/mm |
内 螺 纹 |
外 螺 纹 |
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|
G EI |
H EI |
e es |
f es |
g es |
h es |
|
|
0.2 |
+17 |
0 |
－ |
－ |
-17 |
0 |
|
0.25 |
+18 |
0 |
－ |
－ |
-18 |
0 |
|
0.3 |
+18 |
0 |
－ |
－ |
-18 |
0 |
|
0.35 |
+19 |
0 |
－ |
-34 |
-19 |
0 |
|
0.4 |
+19 |
0 |
－ |
-34 |
-19 |
0 |
|
0.45 |
+20 |
0 |
－ |
-35 |
-20 |
0 |
|
0.5 |
+20 |
0 |
-50 |
-36 |
-20 |
0 |
|
0.6 |
+21 |
0 |
-53 |
-36 |
-21 |
0 |
|
0.7 |
+22 |
0 |
-56 |
-38 |
-22 |
0 |
|
0.75 |
+22 |
0 |
-56 |
-38 |
-22 |
0 |
|
0.8 |
+24 |
0 |
-60 |
-38 |
-24 |
0 |
|
1 |
+26 |
0 |
-60 |
-40 |
-26 |
0 |
|
1.25 |
+28 |
0 |
-63 |
-42 |
-28 |
0 |
|
1.5 |
+32 |
0 |
-67 |
-45 |
-32 |
0 |
|
1.75 |
+34 |
0 |
-71 |
-48 |
-34 |
0 |
|
2 |
+38 |
0 |
-71 |
-52 |
-38 |
0 |
|
2.5 |
+42 |
0 |
-80 |
-58 |
-42 |
0 |
|
3 |
+48 |
0 |
-85 |
-63 |
-48 |
0 |
|
3.5 |
+53 |
0 |
-90 |
-70 |
-53 |
0 |
|
4 |
+60 |
0 |
-95 |
-75 |
-60 |
0 |
|
4.5 |
+63 |
0 |
-100 |
-80 |
-63 |
0 |
|
5 |
+71 |
0 |
-106 |
-85 |
-71 |
0 |
|
5.5 |
+75 |
0 |
-112 |
-90 |
-75 |
0 |
|
6 |
+80 |
0 |
-118 |
-95 |
-80 |
0 |
|
8 |
+100 |
0 |
-140 |
-118 |
-100 |
0 |
|
注：外螺纹的上偏差(es)和内螺纹的下偏差(EI)为基本偏差，它决定了公差带的位置。 |
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