攻丝底孔参数.docx
- 文档编号:25836098
- 上传时间:2023-06-16
- 格式:DOCX
- 页数:31
- 大小:49.64KB
攻丝底孔参数.docx
《攻丝底孔参数.docx》由会员分享,可在线阅读,更多相关《攻丝底孔参数.docx(31页珍藏版)》请在冰豆网上搜索。
攻丝底孔参数
攻丝底孔的使用参数表
一、螺紋下孔徑表
1、公制粗牙螺紋JISB0209-1982(單位:
mm)
螺纹尺寸
钻头直径
螺纹下孔徑
內螺紋小徑
最小直径
最大直径
M1×0.25
0.75
0.78(80%)
0.729
0.785
1.1×0.25
0.85
0.88(80%)
0.829
0.885
1.2×0.25
0.95
0.98(80%)
0.929
0.985
1.4×0.3
1.1
1.14(80%)
1.075
1.142
1.6×0.35
1.25
1.32(75%)
1.221
1.321
1.8×0.35
1.45
1.52(75%)
1.421
1.521
2×0.4
1.6
1.65(80%)
1.567
1.679
2.2×0.45
1.75
1.83(75%)
1.713
1.838
2.5×0.45
2.1
2.13(75%)
2.013
2.138
3×0.5
2.5
2.59(75%)
2.459
2.599
3.5×0.6
2.9
3.01(75%)
2.850
3.010
4×0.7
3.3
3.39(80%)
3.242
3.422
4.5×0.75
3.8
3.85(80%)
3.688
3.878
5×0.8
4.2
4.31(80%)
4.134
4.334
6×1
5
5.13(80%)
4.917
5.153
7×1
6
6.13(80%)
5.917
6.153
8×1.25
6.8
6.85(85%)
6.647
6.912
9×1.25
7.8
7.85(85%)
7.647
7.912
10×1.5
8.5
8.62(85%)
8.376
8.676
11×1.5
9.5
9.62(85%)
9.376
9.676
12×1.75
10.3
10.40(85%)
10.106
10.441
14×2
12
12.2(85%)
11.835
12.210
16×2
14
14.2(85%)
13.835
14.210
18×2.5
15.5
15.7(85%)
15.294
15.744
20×2.5
17.5
17.7(85%)
17.294
17.744
22×2.5
19.5
19.2(85%)
19.294
19.744
24×3
21
21.2(85%)
20.752
21.252
27×3
24
24.2(85%)
23.752
24.252
30×3.5
26.5
26.6(90%)
26.211
26.771
33×3.5
29.5
29.6(90%)
29.211
29.771
36×4
32
32.1(90%)
31.670
32.270
39×4
35
35.1(90%)
34.670
35.270
42×4.5
37.5
37.6(90%)
37.129
37.799
45×4.5
40.5
40.6(90%)
40.129
40.799
48×5
43
43.1(90%)
42.587
43.297
註
(1)M1.4以下等級:
5H、M1.6以上等級:
6H
(2)基於JISB0209-1982標準
2、公制細牙螺紋-01JISB0211-1982(單位:
mm)
螺纹尺寸
钻头直径
螺纹下孔徑
內螺紋小徑
最小直径
最大直径
M2.5×0.35
2.2
2.22(75%)
2.121
2.221
3×0.35
2.7
2.72(75%)
2.621
2.721
3.5×0.35
3.2
3.22(75%)
3.121
3.221
4×0.5
3.5
3.59(75%)
3.459
3.599
4.5×0.5
4
4.09(75%)
3.959
4.099
5×0.5
4.5
4.59(75%)
4.459
4.599
5.5×0.5
5
5.09(75%)
4.959
5.099
6×0.75
5.3
5.35(80%)
5.188
5.378
7×0.75
6.3
6.35(80%)
6.188
6.378
8×1
7
7.13(80%)
6.917
7.153
8×0.75
7.3
7.35(80%)
7.188
7.378
9×1
8
8.13(80%)
7.917
8.153
9×0.75
8.3
8.35(80%)
8.188
8.378
10×1.25
8.8
8.85(85%)
8.647
8.912
10×1
9
9.13(80%)
8.917
9.153
10×0.75
9.3
9.35(80%)
9.188
9.378
11×1
10
10.13(80%)
9.917
10.153
11×0.75
10.3
10.35(80%)
10.188
10.378
12×1.5
10.5
10.62(85%)
10.376
10.676
12×1.25
10.8
10.85(85%)
10.647
10.912
12×1
11
11.13(80%)
10.917
11.153
14×1.5
12.5
12.62(85%)
12.376
12.676
14×1
13
13.13(80%)
12.917
13.153
15×1.5
13.5
13.62(85%)
13.376
13.676
15×1
14
14.13(80%)
13.917
14.153
16×1.5
14.5
14.62(85%)
14.376
14.676
16×1
15
15.13(80%)
14.917
15.153
17×1.5
15.5
15.62(85%)
15.376
15.676
17×1
16
16.13(80%)
15.917
16.153
18×2
16
16.2(85%)
15.835
16.210
18×1.5
16.5
16.62(85%)
16.376
16.676
18×1
17
17.13(80%)
16.917
17.153
20×2
18
18.2(85%)
17.835
18.210
20×1.5
18.5
18.62(85%)
18.376
18.676
20×1
19
19.13(80%)
18.917
19.153
22×2
20
20.2(85%)
19.835
20.210
22×1.5
20.5
20.62(85%)
20.376
20.676
22×1
21
21.13(80%)
20.917
21.153
24×2
22
22.2(85%)
21.835
22.210
24×1.5
22.5
22.62(85%)
22.376
22.676
24×1
23
23.13(80%)
22.917
23.153
25×2
23
23.2(85%)
22.835
23.210
25×1.5
23.5
23.62(85%)
23.376
23.676
25×1
24
24.13(80%)
23.917
24.153
M26×1.5
24.5
24.62(85%)
24.376
24.676
27×2
25
25.2(85%)
24.835
25.210
27×1.5
25.5
25.62(85%)
25.376
25.676
27×1
26
26.13(80%)
25.917
26.153
28×2
26
26.2(85%)
25.835
26.210
28×1.5
26.5
26.62(85%)
26.376
26.676
28×1
27
27.13(80%)
26.917
27.153
30×3
27
27.2(85%)
26.752
27.252
30×2
28
28.2(85%)
27.835
28.210
30×1.5
28.5
28.62(85%)
28.376
28.676
30×1
29
29.13(80%)
28.917
29.153
32×2
30
30.2(85%)
29.835
30.210
32×1.5
30.5
30.62(85%)
30.376
30.676
33×3
30
30.2(85%)
29.752
30.252
33×2
31
31.2(85%)
30.835
31.210
33×1.5
31.5
31.62(85%)
31.376
31.676
35×1.5
33.5
33.62(85%)
33.376
33.676
36×3
33
33.2(85%)
32.752
33.252
36×2
34
34.2(85%)
33.835
34.210
36×1.5
34.5
34.62(85%)
34.376
34.676
38×1.5
36.5
36.62(85%)
36.376
36.676
39×3
36
36.2(85%)
35.752
36.252
39×2
37
37.2(85%)
36.835
37.210
39×1.5
37.5
37.62(85%)
37.376
37.676
40×3
37
37.2(85%)
36.752
37.252
40×2
38
38.2(85%)
37.835
38.210
40×1.5
38.5
38.62(85%)
38.376
38.676
42×4
38
38.1(90%)
37.670
38.270
42×3
39
39.2(85%)
38.752
39.252
42×2
40
40.2(85%)
39.835
40.210
42×1.5
40.5
40.62(85%)
40.376
40.676
45×4
41
41.1(90%)
40.670
41.270
45×3
42
42.2(85%)
41.752
42.252
45×2
43
43.2(85%)
42.835
43.210
45×1.5
43.5
43.62(85%)
43.376
43.676
48×4
44
44.1(90%)
43.670
44.270
48×3
45
45.2(85%)
44.752
45.252
48×2
46
46.2(85%)
45.835
46.210
48×1.5
46.5
46.62(85%)
46.376
46.676
50×3
47
47.2(85%)
46.752
47.252
50×2
48
48.2(85%)
47.835
48.210
50×1.5
48.5
48.62(85%)
48.376
48.676
註
(1)等級:
6H
(2)基於JISB0211-1982標準
3、美制粗牙螺紋(單位:
mm)
螺纹尺寸
钻头直径
2B级螺纹下孔徑
內螺紋小徑
最小直径
最大直径
NO.1-64UNC
1.55
1.57(65%)
1.425
1.582
2-56
1.8
1.86(65%)
1.695
1.871
3-48
2.1
2.14(65%)
1.941
2.146
4-40
2.3
2.36(70%)
2.157
2.385
5-40
2.6
2.69(70%)
2.487
2.697
6-32
2.8
2.86(75%)
2.642
2.895
8-32
3.4
3.52(75%)
3.302
3.530
10-24
3.9
3.91(80%)
3.683
3.962
12-24
4.5
4.57(80%)
4.344
4.597
1/4-20
5.1
5.25(80%)
4.979
5.257
5/16-18
6.6
6.72(80%)
6.401
6.731
3/8-16
8
8.15(80%)
7.798
8.153
7/16-14
9.4
9.50(80%)
9.144
9.550
1/2-13
10.8
11.0(80%)
10.592
11.023
9/16-12
12.2
12.3(85%)
11.989
12.446
5/8-11
13.6
13.8(85%)
13.386
13.868
3/4-10
16.5
16.8(80%)
16.307
16.840
7/8-9
19.5
19.6(85%)
19.177
19.761
1-8
22.2
22.5(85%)
21.971
22.606
11/8-7
25
25.2(85%)
24.638
25.349
11/4-7
28.2
28.4(85%)
27.813
28.524
13/8-6
30.8
31.0(85%)
30.353
31.115
11/2-6
34
34.2(85%)
33.528
34.290
13/4-5
39.5
39.8(85%)
38.964
39.827
2-4
45.2
45.3(90%)
44.679
45.593
4、美制細牙螺紋(單位:
mm)
螺纹尺寸
钻头直径
2B级螺纹下孔徑
內螺紋小徑
最小直径
最大直径
NO.0-80UNF
1.25
1.30(65%)
1.182
1.305
1-72
1.55
1.61(65%)
1.474
1.612
2-64
1.85
1.90(65%)
1.756
1.912
3-56
2.1
2.17(70%)
2.025
2.197
4-48
2.4
2.44(70%)
2.271
2.458
5-44
2.7
2.74(70%)
2.551
2.740
6-40
2.9
3.02(70%)
2.820
3.022
8-36
3.5
3.59(75%)
3.404
3.606
10-32
4.1
4.14(80%)
3.963
4.165
12-28
4.6
4.70(80%)
4.496
4.724
1/4-28
5.5
5.56(80%)
5.360
5.588
5/16-24
6.9
7.02(80%)
6.782
7.035
3/8-24
8.5
8.61(80%)
8.382
8.636
7/16-20
9.9
10.01(80%)
9.729
10.033
1/2-20
11.5
11.60(80%)
11.329
11.607
9/16-18
12.9
13.07(80%)
12.751
13.081
5/8-18
14.5
14.65(80%)
14.351
14.681
3/4-16
17.5
17.59(85%)
17.323
17.678
7/8-14
20.5
20.6(85%)
20.270
20.675
1-12
23.2
23.5(85%)
23.114
23.571
11/8-12
26.5
26.7(80%)
26.289
26.746
11/4-12
29.5
29.9(80%)
29.464
29.921
13/8-12
32.8
33.0(85%)
32.639
33.096
11/2-12
36
36.2(85%)
35.814
36.271
5、英制粗牙螺紋(單位:
mm)
螺紋尺寸
下孔徑
嵌合率
A列(硬材質)
B列(軟材質)
A列直徑
B列直徑
內螺紋最小徑
內螺紋最大徑
W1/8
2.6
2.5
70.7
83.0
70.0
88.3
3/16
3.7
3.6
78.4
85.8
70.0
88.3
1/4
5.1
5.0
76.9
83.0
70.5
88.3
5/16
6.6
6.5
74.0
99.5
70.1
88.4
3/8
8.0
7.9
75.0
80.0
69.5
88.2
7/16
9.4
9.3
73.7
80.0
69.0
88.8
1/2
10.7
10.5
73.8
81.2
69.0
88.2
9/16
12.3
12.0
73.4
84.4
69.0
88.2
5/8
13.7
13.5
73.5
80.3
69.6
88.5
3/4
16.7
16.5
72.3
78.4
69.6
88.3
7/8
19.5
19.3
75.4
80.9
70.1
88.4
1
22.4
22.0
73.8
83.6
71.0
88.2
11/8
25.0
24.8
76.9
81.3
72.0
88.4
11/4
28.3
28.0
74.3
80.7
72.0
88.4
13/8
30.5
30.3
81.6
85.3
73.8
88.6
11/2
33.8
33.5
79.3
84.8
73.8
88.6
15/8
36.0
35.7
81.1
85.7
74.8
88.3
13/4
39.2
39.0
80.7
83.8
74.8
88.3
17/8
41.8
41.5
80.6
84.7
74.7
88.4
2
45.0
44.7
80.2
84.4
74.7
88.4
6、英制管用螺紋(單位:
mm)
管用螺紋尺寸
JISB0203
JISB2301
錐管內螺紋Rc(PT)
平行內螺紋Rp(PS)
錐管內螺紋
計算值
下孔徑
計算值
下孔徑
計算值
下孔徑
1/16
6.230
6.2
6.490
6.5
-
-
1/8
8.235
8.2
8.495
8.5
8.191
8.2
1/4
10.941
10.9
11.341
11.4
10.945
10.9
3/8
14.428
14.4
14.846
14.9
14.388
14.4
1/2
17.950
18
18.489
18.5
17.943
18
3/4
23.349
23
23.975
24
23.305
23
1
29.423
29
30.111
30
29.353
29
11/4
37.940
38
38.772
39
37.890
38
11/2
43.833
44
44.565
45
43.720
43
2
55.412
55
56.476
56
55.406
55
21/2
70.701
71
72.009
72
70.788
70
3
83.201
83
84.709
85
83.364
83
31/2
95.547
96
97.155
97
95.747
95
4
107.834
108
109.855
110
108.322
108
5
133.110
133
135.255
135
133.597
133
6
158.510
159
160.655
161
158.810
158
7
183.360
183
185.954
186
8
208.560
209
211.354
212
9
233.960
234
236.754
237
10
259.166
259
262.154
262
12
309.747
310
312.875
313
7、美制管用耐密斜行螺紋(NPTF‧NPSF)(單位:
mm)
管用螺紋尺寸
斜行螺紋(NPTF)
平行螺紋(NPSF)
鑽頭直徑
鑽頭直徑
使用鉸刀場合
不使用鉸刀場合
1/16
-
0.234(5.94)
0.246(6.25)
1/4
0.250(6.35)
1/8
21/64
0.328(8.33)
0.339(8.61)
11/32
0.344(8.74)
1/4
27/64
0.422(10.72)
7/16
0.438(11.13)
-
0.444(11.28)
3/8
9/16
0.562(14.27)
37/64
0.578(14.68)
37/64
0.578(14.68)
1/2
11/16
0.688(17.48)
45/64
0.703(17.86)
23/32
0.719(18.26)
3/
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 底孔 参数