>技术资料
公制粗螺纹
公制 挤牙丝攻钻孔径
规 格
标准径
2 级牙孔径
精 度 等 级
最大
最小
G4-G6
G7-G8
G9
M1.0×0.25
0.75
0.785
0.729
0.86
0.88
--
M1.1×0.25
0.85
0.885
0.829
0.96
0.98
M1.2×0.25
0.95
0.985
0.929
1.06
1.08
M1.4×0.3
1.10
1.142
1.075
1.24
1.25
M1.6×0.35
1.321
1.221
1.41
1.43
M1.7×0.35
1.35
1.421
1.51
1.53
M1.8×0.35
1.45
1.521
1.61
1.63
M2.0×0.4
1.60
1.679
1.567
1.78
1.80
M2.2×0.45
1.75
1.838
1.713
1.95
1.98
M2.3×0.4
1.90
1.979
1.867
2.08
2.10
M2.5×0.45
2.138
2.013
2.25
2.28
M2.6×0.45
2.20
2.238
2.113
2.35
2.38
M3.0×0.5
2.50
2.599
2.459
2.73
2.75
M3.0×0.6
2.40
2.440
2.280
M3.5×0.6
3.17
3.20
2.90
3.010
2.850
M4.0×0.7
3.62
3.65
3.69
3.30
3.422
3.242
M5.0×0.8
4.56
4.60
4.64
M4.0×0.75
3.25
3.326
3.106
M6.0×1.0
5.45
5.50
5.55
M4.5×0.75
3.80
3.878
3.688
M7.0×1.0
6.45
6.50
6.55
4.20
4.334
4.134
M8.0×1.25
7.31
7.38
7.44
M5.0×0.9
4.10
4.170
3.930
M10×1.5
9.18
9.25
9.32
M6.0×1. 0
5.00
5.153
4.917
M10×1.25
9.31
9.38
9.44
6.00
6.153
5.917
M12×1.75
11.04
11.12
11.21
6.80
6.912
6.647
M12×1.25
11.31
11.38
11.44
M9.0×1.25
7.80
7.912
7.647
注: 迫牙丝攻之钻孔径,在上表所列之数
值,由于被加工材料之材质、硬度、形 状、尺寸等之影响,多少会有所变动, 因此于参考上表之同时,亦请增减若 干.
8.50
8.676
8.376
M11×1.5
9.50
9.676
9.376
10.30
10.441
10.106
M14×2.0
12.00
12.210
11.835
M16×2.0
14.00
14.210
13.835
M18×2.5
15.50
15.744
15.294
公制螺纹
M20×2.5
17.50
17.744
17.294
M22×2.5
19.50
19.744
19.294
滚造径
M24×3.0
21.00
21.252
20.752
M3×0.5
2.63-2.60
M27×3.0
24.00
24.252
23.752
2.56-2.53
M30×3.5
26.50
26.771
26.211
3.06-3.03
3.49-3.45
3.45-3.41
3.96-3.92
4.43-4.38
4.36-4.31
5.30-5.25
6.30-6.25
M8.0×1.0
7.28-7.23
7.12-7.07
公制细螺纹
2 级牙钻孔径
M1.0×0.2
0.80
0.821
0.783
M17×1.5
15.676
15.376
M1.1×0.2
0.90
0.921
0.883
M17×1.0
16.00
16.153
15.917
M1.2×0.2
1.00
1.021
0.983
M18×2.0
16.210
15.835
M1.4×0.2
1.20
1.183
M18×1.5
16.50
16.676
16.376
M1.6×0.2
1.40
1.383
M18×1.0
17.00
17.153
16.917
M1.7×0.2
1.500
1.460
M20×2.0
18.00
18.210
17.835
M1.8×0.2
1.621
1.583
M20×1.5
18.50
18.676
18.376
M2.0×0.25
1.785
1.729
M20×1.0
19.00
19.153
18.917
M2.2×0.25
1.985
1.929
M22×2.0
20.00
20.210
19.835
M2.3×0.25
2.05
2.061
2.001
M22×1.5
20.50
20.676
20.376
M2.5×0.35
2.221
2.121
M22×1.0
21.153
20.917
M2.6×0.35
2.246
2.186
M24×2.0
22.00
22.210
21.835
M3.0×0.35
2.70
2.721
2.621
M24×1.5
22.50
22.676
22.376
M3.5×0.35
3.221
3.121
M24×1.0
23.00
23.153
22.917
M4.0×0.5
3.50
3.599
3.459
M25×2.0
23.210
22.835
M4.5×0.5
4.00
4.099
3.959
M25×1.5
23.50
23.676
23.376
M5.0×0.5
4.50
4.599
4.459
M25×1.0
24.153
23.917
M5.5×0.5
5.099
4.959
M26×1.5
24.50
24.676
24.376
M6.0×0.75
5.30
5.378
5.188
M27×2.0
25.00
25.210
24.835
M6.0×0.5
5.550
5.400
M27×1.5
25.50
25.676
25.376
M7.0×0.75
6.30
6.378
6.188
M27×1.0
26.00
26.153
25.917
M7.0×0.5
6.550
6.400
M28×2.0
26.210
25.835
7.00
7.153
6.917
M28×1.5
26.676
26.376
M8.0×0.75
7.30
7.378
7.188
M28×1.0
27.00
27.153
26.917
M8.0×0.5
7.50
7.520
7.400
M30×3.0
27.252
26.752
M9.0×1.0
8.00
8.153
7.917
M30×2.0
28.00
28.210
27.835
M9.0×0.75
8.30
8.378
8.188
M30×1.5
28.50
28.676
28.376
8.80
8.912
8.647
M30×1.0
29.00
29.153
28.917
M10×1.0
9.00
9.153
8.917
M32×2.0
30.00
30.210
29.835
M10×0.75
9.30
9.378
9.188
M32×1.5
30.50
30.676
30.376
M10×0.5
9.520
9.400
M33×3.0
30.252
29.752
M11×1.0
10.00
10.153
9.917
M33×2.0
31.00
31.210
30.835
M11×0.75
10.378
10.188
M33×1.5
31.50
31.676
31.376
M12×1.5
10.50
10.676
10.376
M36×3.0
33.00
33.252
32.752
M12×1.0
11.00
11.153
10.917
M36×2.0
34.00
34.210
33.835
M12×0.5
11.50
11.520
11.400
M36×1.5
34.50
34.676
34.376
M14×1.5
12.50
12.676
12.376
M35×1.5
33.50
33.676
33.376
M14×1.0
13.00
13.153
12.917
M15×1.5
13.50
13.676
13.376
M15×1.0
14.153
13.917
M16×1.5
14.50
14.676
14.376
M16×1.0
15.00
15.153
14.91