2024年3月21日发(作者：栗日)
公英制螺纹对照表
公制细螺纹
规格
M1.0x0.2
M1.1x0.2
M1.2x0.2
M1.4x0.2
M1.6x0.2
M1.7x0.2
M1.8x0.2
M2.0x0.25
M2.2x0.25
M2.3x0.25
M2.5x0.35
M2.6x0.35
M3.0x0.35
M3.5x0.35
M4.0x0.5
M4.5x0.5
M5.0x0.5
M5.5x0.5
M6.0x0.75
M7.0x0.75
M7.0x0.50
M8.0x1.0
M8.0x0.75
M8.0x0.5
M9.0x1.0
M9.0x0.75
M10x1.25
M10x1.0
M10x0.75
M10x0.5
M11x1.0
M11x0.75
M12x1.5
M12x1.25
M12x1.0
M12x0.5
M14x1.5
M14x1.0
M15x1.5
M15x1.0
标准径
0.8
0.9
1.00
1.20
1.40
1.45
1.60
1.75
1.95
2.05
2.20
2.20
2.70
3.20
3.50
4.00
4.5
5.00
5.30
6.30
6.5
7.00
7.300
7.50
8.00
8.3
8.80
9.00
9.30
9.5
10.00
10.30
10.50
10.80
11
11.50
12.5
13.00
13.5
14
2级牙钻孔径
最大
0.821
0.921
1.021
1.221
1.421
1.500
1.621
1.785
1.985
2.061
2.221
2.246
2.721
3.221
3.599
4.099
4.599
5.099
5.378
6.378
6.55
7.153
7.378
7.520
8.153
8.378
8.912
9.153
9.378
9.520
10.153
10.378
10.676
10.912
11.153
11.52
12.676
13.153
13.676
14.153
最小
0.783
0.883
0.983
1.183
1.383
1.460
1.583
1.729
1.929
2.001
2.121
2.186
2.621
3.121
3.459
3.959
4.459
4.959
5.188
6.188
6.400
6.917
7.188
7.4
7.917
8.188
8.647
8.917
9.188
9.4
9.917
10.188
10.376
10.647
10.917
11.4
12.376
12.917
13.376
13.917
规格
M16x1.0
M17x1.5
M17x1.0
M18x2.0
M18x1.5
M18x1.0
M20x2.0
M20x1.5
M20x1.0
M22x2.0
M22x1.5
M22x1.0
M24x2.0
M24x1.5
M24x1.0
M25x2.0
M25x1.5
M25x1.0
M26x1.5
M27x2.0
M27x1.5
M27x1.0
M28x2.0
M28x1.5
M28x1.0
M30x3.0
M30x2.0
M30x1.5
M30x1.0
M32x2.0
M32x1.5
M33x3.0
M33x2.0
M33x1.5
M35x1.5
M36x3.0
M36x2.0
M36x1.5
公制细螺纹
标准径
15.00
15.5
16.00
16
16.5
17
18
18.5
19
20.00
20.5
21
22.5
23.00
23.00
23.00
23.50
24.00
24.5
25.00
25.50
26.00
26.00
26.50
27.00
27.00
28.00
28.5
29.00
30.00
30.50
30.00
31.00
31.50
33.50
33.00
34.00
34.50
2级牙钻孔径
最大
15.153
15.676
16.153
16.21
16.676
17.153
18.210
18.676
19.153
20.210
20.676
21.153
22.21
22.676
23.153
23.21
23.676
24.153
24.676
25.210
25.676
26.153
26.210
26.676
27.153
27.252
28.210
28.676
29.153
30.210
30.676
30.252
31.210
31.676
33.676
33.252
34.210
34.676
最小
14.917
15.376
15.917
15.835
16.376
16.917
17.835
18.376
19.917
19.835
20.376
20.917
21.835
22.376
22.917
22.835
23.376
23.917
24.376
24.835
25.376
25.917
25.835
26.376
26.917
26.752
27.853
28.376
28.917
29.835
30.376
29.752
30.835
31.376
33.376
32.752
33.835
34.376
14.514.67614.376
美制细螺纹
规格(UNF)标准径
2级牙钻孔径
最大最小
NO.0-80(1.524)1.251.3051.162
NO.1-72(1.854)1.551.6121.474
NO.2-64(2.184)1.851.9121.756
NO.3-56(2.515)2.102.1972.025
NO.4-48(2.845)2.402.4582.271
NO.5-44(3.175)
N0.6-40(3.505)
NO.8-36(4.166)
NO.10-32(4.826)
NO.12-28(5.486)
1/4 -28
5/16 -24
3/8 -24
7/16 -20
1/2 -20
9/16 18
5/8 -18
3/4 -16
7/8 -14
1 -12
1-1/8 -12
1-1/4 -12
1-3/8 -12
1-1/2 -12
2.70
2.90
3.50
4.10
4.60
5.5
6.90
8.50
9.90
11.50
12.90
14.50
17.50
23.30
26.50
29.60
32.80
36.00
2.740
3.822
3.606
4.165
4.724
5.588
7.035
8.636
10.033
11.607
13.081
14.681
17.678
20.675
23.571
26.746
29.921
33.096
36.271
2.551
3.820
3.404
3.963
4.496
5.360
6.782
8.382
9.729
11.329
12.751
14.351
17.323
20.270
23.114
26.289
29.464
32.639
35.814
M16x1.5
美制迫牙攻丝钻孔
规格精度最大
1 -64UNCG51.76
2 -56G42.04
3 -48G42.35
4 -40G52.64
5 -40G52.97
6 -32G53.22
8 -32
10 -24
12 -24
1/4" -20
5/16" -18
3/8" -16
7/16" -14
1/2" -13
0 -80UNF
1 -72
2 -64
3 -56
4 -48
5 -44
6 -40
8 -32
10 -32
12 -28
1/4" -28
5/16" -24
3/8" -24
7/16" -20
1/2" -20
G6
G6
G6
G7
G7
G7
G8
G8
G5
G5
G4
G4
G5
G5
G5
G5
G6
G6
G7
G7
G7
G8
G8
3.89
4.44
5.07
5.86
7.38
8.89
10.40
11.92
1.45
1.77
2.06
2.37
2.68
2.99
3.29
3.91
4.53
5.13
6.00
7.53
9.10
10.62
12.20
最小
1.68
1.96
2.25
2.54
2.87
3.11
3.78
4.30
4.96
5.73
7.23
8.72
10.02
11.70
1.39
1.70
1.98
2.29
2.59
2.90
3.19
3.81
4.44
5.03
5.91
7.42
8.99
10.48
12.06
美制特细螺纹
规格(UNF)
NO.12 -32
1/4 -32
5/16 -32
3/8 -32
7/16 -28
1/2 -28
9/16 -24
5/8 -24
3/4 -20
7/8 -20
1 -20
标准径
4.70
5.60
7.10
8.70
10.20
11.80
13.20
14.80
17.80
21.00
24.10
2级牙钻孔径
最大最小
4.8264.623
5.6895.487
7.2647.087
8.8648.662
10.33710.135
11.93811.710
13.38513.132
14.96814.732
17.95717.679
21.13220.854
24.30724.029
2024年3月21日发(作者：栗日)
公英制螺纹对照表
公制细螺纹
规格
M1.0x0.2
M1.1x0.2
M1.2x0.2
M1.4x0.2
M1.6x0.2
M1.7x0.2
M1.8x0.2
M2.0x0.25
M2.2x0.25
M2.3x0.25
M2.5x0.35
M2.6x0.35
M3.0x0.35
M3.5x0.35
M4.0x0.5
M4.5x0.5
M5.0x0.5
M5.5x0.5
M6.0x0.75
M7.0x0.75
M7.0x0.50
M8.0x1.0
M8.0x0.75
M8.0x0.5
M9.0x1.0
M9.0x0.75
M10x1.25
M10x1.0
M10x0.75
M10x0.5
M11x1.0
M11x0.75
M12x1.5
M12x1.25
M12x1.0
M12x0.5
M14x1.5
M14x1.0
M15x1.5
M15x1.0
标准径
0.8
0.9
1.00
1.20
1.40
1.45
1.60
1.75
1.95
2.05
2.20
2.20
2.70
3.20
3.50
4.00
4.5
5.00
5.30
6.30
6.5
7.00
7.300
7.50
8.00
8.3
8.80
9.00
9.30
9.5
10.00
10.30
10.50
10.80
11
11.50
12.5
13.00
13.5
14
2级牙钻孔径
最大
0.821
0.921
1.021
1.221
1.421
1.500
1.621
1.785
1.985
2.061
2.221
2.246
2.721
3.221
3.599
4.099
4.599
5.099
5.378
6.378
6.55
7.153
7.378
7.520
8.153
8.378
8.912
9.153
9.378
9.520
10.153
10.378
10.676
10.912
11.153
11.52
12.676
13.153
13.676
14.153
最小
0.783
0.883
0.983
1.183
1.383
1.460
1.583
1.729
1.929
2.001
2.121
2.186
2.621
3.121
3.459
3.959
4.459
4.959
5.188
6.188
6.400
6.917
7.188
7.4
7.917
8.188
8.647
8.917
9.188
9.4
9.917
10.188
10.376
10.647
10.917
11.4
12.376
12.917
13.376
13.917
规格
M16x1.0
M17x1.5
M17x1.0
M18x2.0
M18x1.5
M18x1.0
M20x2.0
M20x1.5
M20x1.0
M22x2.0
M22x1.5
M22x1.0
M24x2.0
M24x1.5
M24x1.0
M25x2.0
M25x1.5
M25x1.0
M26x1.5
M27x2.0
M27x1.5
M27x1.0
M28x2.0
M28x1.5
M28x1.0
M30x3.0
M30x2.0
M30x1.5
M30x1.0
M32x2.0
M32x1.5
M33x3.0
M33x2.0
M33x1.5
M35x1.5
M36x3.0
M36x2.0
M36x1.5
公制细螺纹
标准径
15.00
15.5
16.00
16
16.5
17
18
18.5
19
20.00
20.5
21
22.5
23.00
23.00
23.00
23.50
24.00
24.5
25.00
25.50
26.00
26.00
26.50
27.00
27.00
28.00
28.5
29.00
30.00
30.50
30.00
31.00
31.50
33.50
33.00
34.00
34.50
2级牙钻孔径
最大
15.153
15.676
16.153
16.21
16.676
17.153
18.210
18.676
19.153
20.210
20.676
21.153
22.21
22.676
23.153
23.21
23.676
24.153
24.676
25.210
25.676
26.153
26.210
26.676
27.153
27.252
28.210
28.676
29.153
30.210
30.676
30.252
31.210
31.676
33.676
33.252
34.210
34.676
最小
14.917
15.376
15.917
15.835
16.376
16.917
17.835
18.376
19.917
19.835
20.376
20.917
21.835
22.376
22.917
22.835
23.376
23.917
24.376
24.835
25.376
25.917
25.835
26.376
26.917
26.752
27.853
28.376
28.917
29.835
30.376
29.752
30.835
31.376
33.376
32.752
33.835
34.376
14.514.67614.376
美制细螺纹
规格(UNF)标准径
2级牙钻孔径
最大最小
NO.0-80(1.524)1.251.3051.162
NO.1-72(1.854)1.551.6121.474
NO.2-64(2.184)1.851.9121.756
NO.3-56(2.515)2.102.1972.025
NO.4-48(2.845)2.402.4582.271
NO.5-44(3.175)
N0.6-40(3.505)
NO.8-36(4.166)
NO.10-32(4.826)
NO.12-28(5.486)
1/4 -28
5/16 -24
3/8 -24
7/16 -20
1/2 -20
9/16 18
5/8 -18
3/4 -16
7/8 -14
1 -12
1-1/8 -12
1-1/4 -12
1-3/8 -12
1-1/2 -12
2.70
2.90
3.50
4.10
4.60
5.5
6.90
8.50
9.90
11.50
12.90
14.50
17.50
23.30
26.50
29.60
32.80
36.00
2.740
3.822
3.606
4.165
4.724
5.588
7.035
8.636
10.033
11.607
13.081
14.681
17.678
20.675
23.571
26.746
29.921
33.096
36.271
2.551
3.820
3.404
3.963
4.496
5.360
6.782
8.382
9.729
11.329
12.751
14.351
17.323
20.270
23.114
26.289
29.464
32.639
35.814
M16x1.5
美制迫牙攻丝钻孔
规格精度最大
1 -64UNCG51.76
2 -56G42.04
3 -48G42.35
4 -40G52.64
5 -40G52.97
6 -32G53.22
8 -32
10 -24
12 -24
1/4" -20
5/16" -18
3/8" -16
7/16" -14
1/2" -13
0 -80UNF
1 -72
2 -64
3 -56
4 -48
5 -44
6 -40
8 -32
10 -32
12 -28
1/4" -28
5/16" -24
3/8" -24
7/16" -20
1/2" -20
G6
G6
G6
G7
G7
G7
G8
G8
G5
G5
G4
G4
G5
G5
G5
G5
G6
G6
G7
G7
G7
G8
G8
3.89
4.44
5.07
5.86
7.38
8.89
10.40
11.92
1.45
1.77
2.06
2.37
2.68
2.99
3.29
3.91
4.53
5.13
6.00
7.53
9.10
10.62
12.20
最小
1.68
1.96
2.25
2.54
2.87
3.11
3.78
4.30
4.96
5.73
7.23
8.72
10.02
11.70
1.39
1.70
1.98
2.29
2.59
2.90
3.19
3.81
4.44
5.03
5.91
7.42
8.99
10.48
12.06
美制特细螺纹
规格(UNF)
NO.12 -32
1/4 -32
5/16 -32
3/8 -32
7/16 -28
1/2 -28
9/16 -24
5/8 -24
3/4 -20
7/8 -20
1 -20
标准径
4.70
5.60
7.10
8.70
10.20
11.80
13.20
14.80
17.80
21.00
24.10
2级牙钻孔径
最大最小
4.8264.623
5.6895.487
7.2647.087
8.8648.662
10.33710.135
11.93811.710
13.38513.132
14.96814.732
17.95717.679
21.13220.854
24.30724.029