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紧固件螺纹牙距及牙数表 |
浏览次数:3812 发布时间:2012-5-28 |
公制(牙距) |
自攻螺丝(牙距) |
美制(牙数) |
公称直径 |
粗牙 |
细牙 |
公称直径 |
|
公称直径 |
粗牙 |
细牙 |
M2 |
0.4 |
无 |
ST2.2 |
0.8 |
#2 |
56 |
64 |
M2.5 |
0.45 |
无 |
ST2.9 |
1.1 |
#3 |
48 |
56 |
M3 |
0.5 |
无 |
ST3.5 |
1.3 |
#4 |
40 |
48 |
M4 |
0.7 |
无 |
ST3.9 |
1.4 |
#5 |
40 |
44 |
M5 |
0.8 |
无 |
ST4.2 |
1.4 |
#6 |
32 |
40 |
M6 |
1.0 |
无 |
ST4.8 |
1.6 |
#8 |
32 |
36 |
M7 |
1.0 |
无 |
ST5.5 |
1.8 |
#10 |
24 |
32 |
M8 |
1.25 |
1.0 |
ST6.3 |
1.8 |
(3/16) |
24 |
32 |
M10 |
1.5 |
1.25 |
ST8.0 |
2.1 |
#12 |
24 |
28 |
M12 |
1.75 |
1.25 |
ST9.5 |
2.1 |
1/4 |
20 |
28 |
M14 |
2 |
1.5 |
|
|
5/16 |
18 |
24 |
M16 |
2 |
1.5 |
|
|
3/8 |
16 |
24 |
M18 |
2.5 |
1.5 |
|
|
7/16 |
14 |
20 |
M20 |
2.5 |
1.5 |
|
|
1/2 |
13 |
20 |
M22 |
2.5 |
1.5 |
|
|
9/16 |
12 |
18 |
M24 |
3 |
2 |
|
|
5/8 |
11 |
18 |
M27 |
3 |
2 |
|
|
3/4 |
10 |
16 |
M30 |
3.5 |
3 |
|
|
7/8 |
9 |
14 |
M33 |
3.5 |
3 |
|
|
1 |
8 |
12 | |
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