(65人评价)|20755人阅读|437次下载|举报文档
普通螺纹标准规格表
普通螺纹基本尺寸（
mm
）
普通螺纹基本尺寸（
mm
）
公称直
径
螺距
p
中径
小径
公称直
径
螺距
p
中径
小径
1
0.25
0.838
0.729
22
1.5
21.026
20.376
1.2
0.25
1.038
0.929
22
2.5
20.376
19.294
1.4
0.3
1.205
1.075
24
2
22.701
21.835
1.6
0.35
1.373
1.221
24
3
22.051
20.752
2
0.4
1.740
1.567
27
2
25.701
24.835
2.5
0.45
2.208
2.013
27
3
25.051
23.752
3
0.5
2.675
2.459
30
2
28.701
27.835
3.5
0.6
3.110
2.850
30
3.5
27.727
26.211
4
0.7
3.545
3.242
33
2
31.701
30.835
4.5
0.75
4.013
3.688
33
3.5
30.727
29.211
5
0.8
4.480
4.134
36
3
34.051
32.752
6
1
5.350
4.917
36
4
33.042
31.670
8
1
7.350
6.917
39
3
37.051
35.752
8
1.25
7.188
6.647
39
4
36.042
34.670
10
1
9.350
8.917
42
3
40.051
38.752
10
1.25
9.188
8.647
42
4.5
39.077
37.129
10
1.5
9.026
8.376
45
3
43.051
41.752
12
1.25
11.188
10.647
45
4.5
42.077
40.129
12
1.5
11.026
10.376
48
3
46.051
44.752
12
1.75
10.863
10.106
48
5
44.752
42.587
14
1.5
13.026
12.376
52
4
49.402
47.670
14
2
12.701
11.835
52
5
48.752
46.587
16
1.5
15.026
14.376
58
4
53.402
51.670
16
2
14.701
13.835
58
4.5
52.428
50.046
18
2.5
16.376
15.294
60
4
57.402
55.670
20
1.5
19.026
18.376
60
5.5
56.428
54.046
20
2
18.701
17.835
64
4
61.402
59.670
20
2.5
18.376
17.294
64
6
60.103
57.505
(65人评价)|20755人阅读|437次下载|举报文档
普通螺纹标准规格表
普通螺纹基本尺寸（
mm
）
普通螺纹基本尺寸（
mm
）
公称直
径
螺距
p
中径
小径
公称直
径
螺距
p
中径
小径
1
0.25
0.838
0.729
22
1.5
21.026
20.376
1.2
0.25
1.038
0.929
22
2.5
20.376
19.294
1.4
0.3
1.205
1.075
24
2
22.701
21.835
1.6
0.35
1.373
1.221
24
3
22.051
20.752
2
0.4
1.740
1.567
27
2
25.701
24.835
2.5
0.45
2.208
2.013
27
3
25.051
23.752
3
0.5
2.675
2.459
30
2
28.701
27.835
3.5
0.6
3.110
2.850
30
3.5
27.727
26.211
4
0.7
3.545
3.242
33
2
31.701
30.835
4.5
0.75
4.013
3.688
33
3.5
30.727
29.211
5
0.8
4.480
4.134
36
3
34.051
32.752
6
1
5.350
4.917
36
4
33.042
31.670
8
1
7.350
6.917
39
3
37.051
35.752
8
1.25
7.188
6.647
39
4
36.042
34.670
10
1
9.350
8.917
42
3
40.051
38.752
10
1.25
9.188
8.647
42
4.5
39.077
37.129
10
1.5
9.026
8.376
45
3
43.051
41.752
12
1.25
11.188
10.647
45
4.5
42.077
40.129
12
1.5
11.026
10.376
48
3
46.051
44.752
12
1.75
10.863
10.106
48
5
44.752
42.587
14
1.5
13.026
12.376
52
4
49.402
47.670
14
2
12.701
11.835
52
5
48.752
46.587
16
1.5
15.026
14.376
58
4
53.402
51.670
16
2
14.701
13.835
58
4.5
52.428
50.046
18
2.5
16.376
15.294
60
4
57.402
55.670
20
1.5
19.026
18.376
60
5.5
56.428
54.046
20
2
18.701
17.835
64
4
61.402
59.670
20
2.5
18.376
17.294
64
6
60.103
57.505