部分米制普通螺紋、統(tǒng)一螺紋(美制)、惠氏螺紋(英制)對照表
普通螺紋(公制) |
統(tǒng)一標準螺紋(美制) |
惠氏螺紋(英制) |
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螺紋 |
牙距 |
中徑 |
尺寸 |
直徑 |
直徑 |
中徑 |
牙數(shù) |
牙數(shù) |
尺寸 |
直徑 |
牙數(shù) |
牙數(shù) |
大徑 |
毫米 |
毫米 |
|
英寸 |
毫米 |
毫米 |
粗牙 |
細牙 |
|
英寸 |
粗牙 |
細牙 |
M1 |
0.25 |
0.8 |
0(號) |
0.06 |
1.524 |
|
一 |
80 |
|
|
|
|
M1.2 |
0.25 |
1.0 |
1(號) |
0.073 |
1.8542 |
|
64 |
72 |
|
|
|
|
M1.6 |
0.35 |
1.32 |
2(號) |
0.086 |
2.1844 |
|
56 |
64 |
|
|
|
|
M2 |
0.4 |
1.7 |
3(號) |
0.099 |
2.5146 |
|
48 |
56 |
3/32 |
0.094 |
48 |
一 |
M2.5 |
0.45 |
2.15 |
4(號) |
0.112 |
2.8448 |
|
40 |
48 |
|
|
|
|
M3 |
0.5 |
2.6 |
5(號) |
0.125 |
3.175 |
|
40 |
44 |
1*8 |
0.125 |
40 |
一 |
M4 |
0.7 |
3.5 |
6(號) |
0.138 |
3.5052 |
|
32 |
40 |
|
|
|
|
M5 |
0.8 |
4.4 |
8(號) |
0.164 |
4.1656 |
3.61 |
32 |
36 |
5/32 |
0.156 |
32 |
一 |
M6 |
1 |
5.3 |
10(號) |
0.19 |
4.826 |
4.10 |
24 |
32 |
3/16 |
0.188 |
24 |
32 |
M8 |
1.25 |
7.1 |
12(號) |
0.216 |
5.4864 |
4.75 |
24 |
28 |
|
|
|
|
M10 |
1.5 |
8.9 |
1/4 |
0.25 |
6.35 |
5.48 |
20 |
28 |
1/4 |
0.25 |
20 |
26 |
M12 |
1.75 |
10.7 |
5/16 |
0.3125 |
7.9375 |
6.98 |
18 |
24 |
5/16 |
0.3125 |
18 |
22 |
M14 |
2 |
12.6 |
3/8 |
0.375 |
9.525 |
8.44 |
16 |
24 |
3/8 |
0.375 |
16 |
20 |
M16 |
2 |
14.6 |
7/16 |
0.4375 |
11.1125 |
9.87 |
14 |
20 |
7/16 |
0.4375 |
14 |
18 |
M18 |
2.5 |
16.2 |
1/2 |
0.5 |
12.7 |
11.38 |
13 |
20 |
1/2 |
0.5 |
12 |
16 |
M20 |
2.5 |
18.2 |
9/16 |
0.5625 |
14.2875 |
12.84 |
12 |
18 |
|
|
|
|
M22 |
2.5 |
20.2 |
5/8 |
0.625 |
15.875 |
14.32 |
11 |
18 |
5/8 |
0.625 |
11 |
14 |
M24 |
3 |
22 |
3/4 |
0.75 |
19.05 |
17.33 |
10 |
16 |
3/4 |
0.75 |
10 |
12 |
M27 |
3 |
24.9 |
7/8 |
0.875 |
22.225 |
20.32 |
9 |
14 |
7/8 |
0.875 |
9 |
11 |
M30 |
3.5 |
27.5 |
1 |
1 |
25.4 |
23.27 |
8 |
12 |
1 |
1 |
8 |
10 |
M33 |
3.5 |
30.5 |
1-1/8 |
1.125 |
28.575 |
|
7 |
12 |
1-1/8 |
1.125 |
7 |
9 |
M36 |
4 |
33.2 |
1-1/4 |
1.25 |
31.75 |
|
7 |
12 |
1-1/4 |
1.25 |
7 |
9 |
M39 |
4 |
36.2 |
1-3/8 |
1.375 |
34.925 |
|
6 |
12 |
|
|
|
|
M42 |
4.5 |
38.9 |
1-1/2 |
1.5 |
38.1 |
|
6 |
12 |
1-1/2 |
1.5 |
6 |
8 |
M45 |
4.5 |
41.9 |
1-3/4 |
1.75 |
44.45 |
|
5 |
一 |
1-3/4 |
1.75 |
5 |
7 |
M48 |
5 |
44.5 |
2 |
2 |
50.8 |
|
4.5 |
一 |
2 |
2 |
4.5 |
7 |
M52 |
5 |
48.5 |
|
|
|
|
|
|
|
|
|
|
M56 |
5.5 |
52.2 |
注:上面所指牙距是指牙小徑與小徑之間的距離,數(shù)值越小說明牙越細! 所指牙數(shù)是表示在一英寸長度內有多少個牙數(shù),每一英寸內牙數(shù)越多說明牙越細!
|
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M60 |
5.5 |
56.2 |
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M64 |
6 |
59.8 |