配钻攻丝标准与螺纹标准.docx

公制细螺纹
公制标准螺纹
规格
标准径
2级螺纹内径
规格
标准径
1级-2级螺纹内径
上限
下限
上限
下限
M1*0.25
0.75
0.785
0.729
M1*0.20
0.8
0.821
0.783
M1.1*0.25
0.85
0.885
0.829
M1.1*0.20
0.9
0.921
0.883
M1.2*.25
0.95
0.985
0.929
M1.2*0.20
1
1.021
0.983
M1.4*0.3
1.1
1.142
1.075
M1.4*0.20
1.2
1.221
1.183
M1.6*0.35
1.25
1.321
1.221
M1.6*0.20
1.4
1.421
1.383
M1.7*0.35
1.35
1.421
1.321
*M1.7*0.20
1.45
1.5
1.46
M1.8*0.35
1.45
1.521
1.421
M1.8*0.20
1.6
1.621
1.583
M2*0..4
1.6
1.679
1.576
M2*0.25
1.75
1.785
1.729
M2.2*0.45
1.75
1.838
1.713
M2.2*0.25
1.95
1.985
1.929
M2.3*0.4
1.9
1.979
1.867
*M2.3*0.25
2.05
2.016
2.1
M2.5*0.45
2.1
2.138
2.013
M2.5*0.35
2.121
2.221
2.121
M2.6*0.45
2.2
2.238
2.113
*M2.6*0.35
2.2
2.246
2.186
M3*0.5
2.5
2.599
2.459
M3*0.35
2.7
2.721
2.621
*M3*0.6
2.4
2.44
2.28
M3.5*0.35
3.2
3.221
3.121
M3.5*0.6
2.9
3.01
2.85
M4*0.50
3.5
3.599
3.459
M4*0.7
3.3
3.422
3.242
M4.5*0.50
4
4.099
3.959
*M4*0.75
3.25
3.326
3.106
M5*0.50
4.5
4.599
4.459
M4.5*0.75
3.8
3.878
3.688
M5.5*0.50
5
5.099
4.959
M5*0.8
4.2
4.334
4.134
M6*0.75
5.3
5.378
5.188
*M5*0.9
4.1
4.17
3.93
*M6*0.5
5.5
5.55
5.4
M6*1
5
5.153
4.917
M7*0.75
6.3
6.378
6.188
M7*1
6
6.153
5.917
*M7*0.50
6.5
6.55
6.4
M8*1.25
6.8
6.912
6.647
M8*1.0
7
7.153
6.917
M9*1.25
7.8
7.912
7.647
M8*0.75
7.3
7.378
7.188
M10*1.5
8.5
8.676
8.376
*M8*0.50
7.5
7.52
7.4
M11*1.5
9.5
9.676
9.376
M9*1.0
8
8.153
7.917
M12*1.75
10.3
10.441
10.106
M9*0.75
8.3
8.378
8.188
M14*2
12
12.21
11.835
M10*1.25
8.8
8.912
8.647
M16*2
14
14.21
13.835
等等

M18*2.5
15.5
15.744
15.249

M20*2.5
17.5
17.744
17.249

M22*2.5
19.5
19.744
19.249

M24*3
21
21.252
20.752

M27*3
24
24.252
23.752

M30*3.5
26.5
26.771
26.211

M33*3.5
29.5
29.771
29.211

M36*4
32
32.27
31.67

M39*4
35
35.27
34.67

M42*4.5
37.5
配
37.779
钻攻丝与
37.129
i螺纹标准标准

M45*4.5
40.5
40.779
40.129

M48*5
43
43.279
42.587

公制粗螺纹
公制细螺纹
规格
标准 径
最大
最小
规格
标准 径
最大
最小
规格
标准 径
最大
最小
M1.0*0.25
0.75
0.785
0.729
M1.0*0.2
0.8
0.821
0.783
M15*1.0
14
14.353
13.917
M1.1*0.25
0.85
0.885
0.829
M1.1*0.2
0.9
0.921
0.883
M16*1.5
14.5
14.676
14.376
M1.2*0.25
0.95
0.985
0.929
M1.2*0.2
1
1.021
0.983
M16*1.0
15
15.153
14.917
M1.4*0.3
1.1
1.142
1.075
M1.4*0.2
1.2
1.221
1.183
M17*1.5
15.5
15.676
15.376
M1.6*0.35
1.25
1.321
1.221
M1.6*0.2
1.4
1.421
1.383
M17*1.0
16
16.153
15.917
M1.7*0.35
1.35
1.421
1.321
M1.7*0.2
1.45
1.5
1.46
M18*2.0
16
16.21
15.835
M1.8*0.35
1.45
1.521
1.421
M1.8*0.2
1.6
1.621
1.583
M18*1.5
16.5
16.676
16.376
M2.0*0.4
1.6
1.679
1.567
M2.0*0.25
1.75
1.785
1.729
M18*1.0
17
17.153
16.917
M2.2*0.45
1.75
1.888
1.713
M2.2*0.25
1.95
1.985
1.929
M20*2.0
18
18.21
17.835
M2.3*0.4
1.9
1.979
1.867
M2.3*0.25
2.05
2.061
2.1
M20*1.5
18.5
18.676
18.376
M2.5*0.45
2.1
2.138
2.013
M2.5*0.35
2.2
2.221
2.121
M20*1.0
19
19.153
18.917
M2.6*0.45
2.2
2.238
2.113
M2.5*0.35
2.2
2.246
2.186
M22*2.0
20
20.21
19.835
M3.0*0.5
2.5
2.599
2.459
M3.0*0.35
2.7
2.721
2.621
M22*1.5
20.5
20.676
20.376
M3.0*0.6
2.4
2.44
2.28
M3.5*0.35
3.2
3.221
3.121
22*1.0
21
21.153
20.917
M3.5*0.6
2.9
3.01
2.85
M4.0*0.5
3.5
3.599
3.459
M24*2.0
22
22.21
21.835
M4.0*0.7
3.8
3.422
3.242
M4.5*0.5
4
4.099
3.959
M24*1.5
22.5
22.676
22.376
M4.0*0.75
3.25
3.326
3.106
M5.0*0.5
4.5
4.599
4.459
M24*1.0
23
23.153
22.917
M4.5*0.7
3.8
3.878
3.688
M5.5*0.5
5
5.099
4.959
M25*2.0
23
23.21
22.835
M5*0.8
4.2
4.334
4.134
M6.0*0.75
5.3
5.378
5.188
M25*1.5
23.5
23.676
23.376
M5*0.9
4.1
4.17
3.98
M6.0*0.5
5.5
5.55
5.4
M25*1.0
24
24.153
23.917
M6*1.0
5
5.153
4.917
M7.0*0.75
6.3
6.378
6.188
M26*1.5
24.5
24.676
24.876
M7*1.0
6
6.153
5.917
M7.0*0.5
6.5
6.55
6.4
M27*2.0
25
25.21
24.735
M8*1.25
6.8
6.912
6.647
M8.0*1
7
7.153
6.917
M27*1.5
25.5
25.676
25.376
M9*1.25
7.8
7.912
7.647
M8.0*0.75
7.3
7.378
7.188
M27*1.0
26
26.153
25.735
M10*1.5
8.5
8.676
8.376
M8.0*0.5
7.5
7.52
7.4
M28*2.0
26
26.21
25.835
M11*1.5
9.5
9.676
9.376
M9.0*1
8
8.153
7.917
M28*1.5
26
26.676
26.376
M12*1.75
10.3
10.24
10.11
M9.0*0.75
8.3
8.378
8.188
M28*1.0
27
27.153
26.917
M14*2.0
12
12.21
11.84
M10*1.25
8.8
8.912
8.647
M30*3.0
27
27.252
26.752
M16*2.0
14
14.21
13.84
M10*1.0
9
9.153
8.917
M30*2.0
28
28.21
27.835
M18*2.5
15
15.144
15.29
M10*0.75
9.3
9.378
9.188
M30*1.0
28
28.676
28.376
M20*2.5
17
17.744
17.29
M10*0.5
9.5
9.52
9.4
M32*2.0
30
29.153
28.917
M22*2.5
19
19.744
19.29
M11*1.0
10
10.153
9.917
M32*1.5
30
30.21
29.835
M24*3.0
21
21.252
20.75
M11*0.75
10.3
10.378
10.19
M33*3.0
30
30.676
30.376
M27*3.0
24
24.252
23.75
M12*1.5
10.5
10.676
10.38
M33*2.0
31
30.252
29.752
M30*3.5
26.5
26.771
26.21
M12*1.25
10.8
10.912
10.65
M33*1.5
31.5
31.21
30.835

M12*1
11
11.153
10.92
M35*1.5
33.5
33.676
31.376

M12*0.5
11.5
11.523
11.4
M36*3.0
33
33.252
32.752

M14*0.5
12.5
12.676
12.38
M36*2.0
34
34.21
33.835
M14*1.0 1^ 13.153 12.92 M36*1.5 3£ 34.676 34.376
M15*1.5013.5 13.676 13.38
美制迫牙丝攻钻孔径
英制螺纹
规格
精度等级
规格
钻孔径

G4 -G6
G7 -G8
G9
硬材
软材

NO.2-56UNC
1.94

W1\8-40
2.65
2.5

NO.3-48
2.23

W5\32-32
3.25
3.2

NO.4-40
2.5

W3\16-24
3.75
3.7

NO.6-32
2.83

W1\4-20
5.1
5

NO.8-32
3.07
3.75

W5\16-16
6.6
6.5

NO.10-24
3.78
4.3

W3\8-18
8
7.9

NO.12-24
4.24
4.56

W7\16-14
9.4
9.3

1\4-20
4.9
5.72

W1\2-12
10.7
10.5

5\16-18

7.24

W9\16-12
12.3
12

3\8-16

8.74
8.81
W5\8-11
13.7
13.5

7\16-14

10.2
10.3
W3\4-10
16.7
16.5

1\2-13

11.27
11.82
W7\8-9
19.5
19.3

NO.2-64UNF
1.97

W1\8-8
22.4
22

NO.3-56
2.27

W1-1\8-7
25
24.8

NO.4-48
2.56

W1-1\4-7
28.3
28

NO.5-44
2.86

NO.6-40
3.16

针车用螺纹

NO.8-36
3.78

规格
滚造径

NO.10-32
4.39
4.43

SW1\8-40

NO.12-28
4.99
5.04

SM1\8-44

1\4-28
5.85
5.9

5\16-24
7.36
7.41

3\8-24

9

7\16-20

10.48
10.54

1\2-20

12.07
12.13

美制、
特制螺纹
针车螺纹
规格（UNEF ）
标准径
2级牙钻孔径
规格
滚造径
最大
最小
SM1\8-40

NO.12-32
4.7
4.826
4.623
SM1\8-44

SM9\64-40

1\4-32
5.6
5.69
5.486
SM11\64

5\16-32
7.1
7.264
7.087
SM3\16-32

3\8-32
8.7
8.865
8.661
SM3\16-28

7\16-28
10.2
10.338
10.135
SM7\32-32

1\2-28
配钻攻丝与螺纹标准标准

11.6
13.386
11.709
SM15\64-28
9\16-24
13.2
14.986
13.132
SM1\4-40

5\8-24
14.8
14.986
14.732
SM1\4-28

3\4-20
17.8
17.958
17.678
SM9\32-28

7\8-20
21
21.133
20.859
SM11\31-28

1--20
24
24.308
24.028
SM3\8-28

SM7\16-28

美制管螺纹
SM7\16-16

钻孔径

SM1\2-20

规格

NPT

SM9\16-20

最大
最小
NPS
公制螺纹
1\16-27
6.1
6.25
6.35
规格
滚造径
1\8-27
8.38
8.43
8.74
M3*0.5

1\4-18
10.72
11.13
11.13
M3*0.6

3\8-18
14.27
14.27
14.68
M3.5*0.6

1\2-14
17.48
17.86
18.26
M4*0.7

3\4-14
22.63
23.01
23.42
M4*0.75

1-11-1\2
28.58
28.98
29.36
M4.5*0.75

1-1\4-11-1\2
37.31
37.69
38.1
M5*0.8

1-1\2-11-1\2
43.66
44.04
44.45
M5*0.9

2-11-1\2
55.58
55.96
56.36
M6*1.0

英制电器螺纹

M7*1.0

M8*1.0

规格
钻孔径
M8*1.25

2BA
4-4.2

3BA

4BA
3-3.2

5BA

6BA

美制粗螺纹
英制管螺纹
规格UNC外径
2级牙钻孔径
规格
标准 径
钻孔径
标准 径
最大
最小
最大
最小
NO.1 - 64 ( 1.854)
1.55
1.582
1.452
PS1\16-28
6.5
6.632
6.49
NO.2-56 (2.184)
1.8
1.871
1.695
PS1\8-28
8.5
8.687
8.495
NO.3-48(2.515)
2.1
2.146
1.941
Ps1\4-19
11.4
11.549
11.341
NO.4-40 (2.845)
2.3
2.385
2.157
PS3\8-19
15
15.054
14.846

配钻攻丝与螺纹标准标准

NO.5-40 (3.173)
2.6
2.679
2.487
PS1\2-14
18.5
18.733
18.489
NO.6-32 (3.505)
2.8
2.895
2.642
PS3\4-14
24
24.259
23.975
NO.8-32 (4.166)
3.4
3.53
3.302
PS1\4-11
30.2
30.471
30.111
NO.10-24 (4.826)
3.9
3.962
3.683
PS1-1\4-11
38.8
39.132
38.772
NO.12-24 (5.486)
4.5
4.597
4.344
PS1-1\2-11
44.8
45.025
44.665
1\4-20
5.1
5.257
4.979
PS2-1\2-11
56.5
56.836
56.476
5\16-18
6.6
6.731
6.401

3\8-16
8
8.153
7.793
英制管螺纹
7\16-14
9.4
9.55
9.144
规格
标准径
有效牙部
之长
标准长度
之
1\2-13
10.8
11.023
10.592
使用铰 刀时
不用铰刀
时
度中螺牙
内径
螺牙内径
9\16-12
12.2
12.446
11.989
PT1\16-28
6.1
6.2

6.384
5\8-11
13.6
12.868
13.386
PT1\8-28
8.1
8

8.388
3\4-10
16.5
18.84
16.307
PT1\4-19
10.7
11

11.174
7\8-9
19.5
19.761
19.507
PT3\8-19
14.2
14.5

14.685
1\8-8
22.2
22.606
21.971
PT1\2-14
17.6
13

18.263
1-1\8-7
25
25.349
24.6398
PT3\4-14
23
23.5

23.663
1-1\4-7
28.2
28.524
27.813
PT1\4-11
29
29.5

29.822
1-3\8-6
30.8
31.115
30.353
PT1-1\4-11
37.5
38

38.339
1-1\2-6
34
34.29
33.528
PT1-1\2-11
43.4
44

44.232
1-3\4-5
39.5
39.827
38.964
PT2-2-11
54.9
55.5

55.844
1-4-1\2
45.2
45.593
44.679

美制管螺纹
管用螺纹(PT)
规格
钻头径()内英制尺寸
规格
钻头径
有效螺纹长度用内 径
标
用
NPT
NPSC
铰刀 时
不用铰刀 时
使用铰刀时
不使用铰刀时
PT1\16-28
6.1
6.2
6.244
6
.
5.94 (0.23)
6.15 (0.242)
6.35 (0.250)
PT1\8-28
8.1
8.2
8.249
8
1\8-27
8.33 (0.328)
8.43 (0.332)
8.74 (0.344)
PT1\4-19
10.7
11
10.926
11
1\4-18
10.72 (0.422)
11.13 (0.438)
11.13 (0.438)
PT3\8-19
14.2
14.5
14.448
14
3\8-18
14.27 (0.526)
14.27 (0.562)
14.68 (0.578)
PT1\2-14
17.6
18
17.979
18
1\2-14
17.48 (0.688)
17.86 (0.703)
18.26(0.719)
PT3\4-14
23
23.5
23.378
23
3\4-14
22.63 (0.891)
23.0 (0.906)
23.42 (0.922)
PT1-11
29
29.5
29.459
29
1--111\2
28.58 (1.125)
28.98 (1.414)
29.36 (1.156)
PT11\4-11
37
38
37.976
38
11\4-111\2
37.31 (1.469)
37.69 (1.484)
38.1(1.5)
PT11\2-11
43
44
43.869
42
11\2-111\2
43.26 (1.703)
43.66 (1.719)
44.45 (1.750)
PT2-11
54
55.5
55.412
55
2-111\2
55.17 (2.172)
55.58 (2.188)
56.36 (2.219)
管用螺纹(PF)
21\2-8
65.48 (2.578)
66.27 (2.609)
67.46 (2.656)
规格
钻头 径
AB级螺纹内径
乾封美制管螺纹
上限
下限
规格
钻头径()内英制尺寸
PF1\16-28
6.7
6.843
6.561
NPTF
NPSF
PF1\8-28
8.7
8.848
8.566
使用铰刀时
不使用铰刀时
PF1\4-19
11.7
11.89
11.445
1\16-27
5.94 (0.234)
6.15 (0.242)
6.25 (0.246)
PF3\8-19
15.2
15.395
14.95
1\8-27
8.33 (0.328)
8.43 (0.322)
8.61 (0.339)
PF1\2-14
19
19.172
18.631
1\4-18
10.72 (0.422)
11.13 (0.438)
11.13 (0.438)
PF5\8-14
21
21.128
20.587
3\8-18
14.27 (0.562)
14.27 (0.526)
14.68 (0.578)
PF3\4-14
24.5
24.658
24.117
1\2-14
17.48 (0.688)
17.86 (0.703)
17.86 (0.703)
PF7\8-14
28.2
28.418
27.887
3\4-14
22.63 (0.891)
23.01 (0.906)
23.42 (0.922)
PF1--11
30.5
30.931
30.291
1-111\2
28.58 (1.125)
28.98 (1.141)
29.36 (1.156)
PF11\8-11
35.2
35.579

11\4-111\2
37.31 (1.469)
37.69 (1.484)

PF11\4-11
39.2
39.592
38.952
11\2-111\2
43.26 (1.703)
43.66 (1.719)

PF11\2-11
45
45.458
44.845
2-111\2
55.17 (2.172)
55.58 (2.188)

PF13\4-11
51
51.428
50.788
21\2-8
65.48 (2.578)
66.27 (2.609)

PF2-11
57
57.296
56.656

管用螺纹(PS)

规格
钻头 径
螺纹内径

上限
下限

PS1\16-28
6.5
6.632
6.4

PS1\8-28
8.5
8.637
8.4

PS1\4-19
11.4
11.549
11.3

PS3\8-19
15
15.054
14.8

配钻
攻丝与螺仑
文标准标）
PS1\2-14
准
18.5
18.773
18.4

PS3\4-14
24
24.259
23.9

PS1--11
30.2
30.471
30.1

PS11\4-11
38.8
39.132
38.7

PS11\2-11
44.8
45.025
44.6

PS--11
56.5
56.863
56.4

美制细螺纹
公制迫牙丝攻钻孔径
规格丝牙外径）
标准径
最大
最小
规格
精度等级
7-G8
1.25
1.305
1.182
G4 -G6
G7 -G8
G9
NO.1-72 (1.854)
1.55
1.612
1.474
M1.0*0.25
0.86
0.88

NO.2-64 (2.134)
1.85
1.912
1.756
M1.1*0.25
0.96
0.98

NO.3-56(2.515)
2.1
2.197
2.025
M1.2*0.25
1.06
1.08

NO.4-48 (2.345)
2.4
2.456
2.271
M1.4*0.3
1.24
1.25

NO.5-44 (3.175)
2.7
2.74
2.551
M1.6*0.35
1.41
1.43

NO.6-40 (3.505)
2.9
3.022
2.82
M1.7*0.35
1.51
1.53

NO.8-36 (4.166)
3.5
3.606
3.404
M1.8*0.35
1.61
1.63

NO.10-32 (4.326)
4.1
4.165
3.963
M2.0*0.4
1.78
1.8

NO.12-28 (5.846)
4.6
4.724
4.496
M2.2*0.45
1.95
1.98

1\4-28
5.5
5.588
5.36
M2.3*0.4
2.08
2.1

5\16-24
6.9
7.035
6.782
M2.5*0.45
2.25
2.28

3\8-24
8.5
8.636
8.382
M2.6*0.45
2.35
2.38

7\16-20
9.9
10.033
9.729
M3.0*0.5
2.73
2.75

1\2-20
11.5
11.607
11.329
M3.5*0.6
3.17
3.2

9\16-18
12.9
13.081
12.751
M4.0*0.7
3.62
3.65
3.69
5\8-18
14.5
14.681
14.351
M5.0*0.8
4.56
4.6
4.64
3\4-16
17.5
17.678
17.323
M6.0*1.0
5.45
5.5
5.55
7\8-14
20.5
20.675
20.27
M7.0*1.0
6.45
6.5
6.55
1\8-12
23.2
23.571
23.114
M8.0*1.25
7.31
7.38
7.44
1-1\8-12
26.5
26.746
26.289
M10*1.5
9.18
9.25
9.32
1-1\4-12
29.5
29.921
29.464
M10*1.25
9.31
9.38
9.44
1-3\8-12
32
33.096
32.639
M12*1.75
11.04
11.12
11.21
1-1\2-12
36
36.271
35.814
M12*1.25
11.31
11.38
11.44

惠式螺纹（旧英制牙）
山数节距换算表
规格
钻头径

A例
B例
山数（25.4）
节数
*W1\8-40
2.65
2.6
1
0.254
*W5\32-32
3.25
3.2
880
0.3175
*w3\16-24
3..75
3.7
772
0.3518
W1\4-20
5.1
5
64
0.3969
W5\16-18
6.6
5
60
0.4233
W3\8-16
8
6.5
56
0.4536
W7\16-14
9.4
7.9
48
0.5292
W1\2-12
10.7

44
0.5773
W9\16-12
12.3
12
40
0.635
W5\8-11
13.7
13.5
36
0.7056
W3\4-10
16.7
16.5
32
0.7938
W7\8-9
19.5
19.3
28
0.9071
W1-8
22.4
22
24
1.0583
W1\8-7
25
24.8
20
1.27
W11\4
28.3
28
18
1.4111
W13\8-6
30.5
30.3
16
1.5875
W11\2-6
33.8
33.5
14
1.8143
W15\8-5
36
35.7
13
1.9538
W13\4-5
39.2
39
12
2.1167
W11\8-5
41.8
41.5
11
2.3091
W2-41\2
45
44.7
10
2.54
牙套螺纹攻用
9
2.8222
规格
钻头径
下孔径
8
3.175
上限
下限
7
3.6286
M3*0.5
3.1
3.2
3.12
6
4.2333
M4*0.7
4.2
4.3
4.17
5
5.08
M5*0.8
5.2
5.33
5.16
41\2
5.6444
M6*1
6.3
6.42
6.25
4
6.35
M8*1.25
8.4
8.52
8.31
31\2
7.2571
M10*1.5
10.5
10.62
10.37
31\2
7.8154
M10*1.25
10.4
10.52
10.31
3
8.4667
M10*1
10.3
10.42
10.25
27\8
8.8348
M12*1.75
12.5
12.73
12.43
23\4
9.2364
M12*1.5
12.5
12.62
12.37
25\8
9.6762
M12*1.25
12.5
12.52
12.31
21\2
10.16
M14*2
14.5
14.83
14349

M14*1.5
14.5
14.62
14.37