轉造素材徑一覽表
■ 公制粗牙螺紋(H/6)
Metric Coarse screw threads(H/6)
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級tolerance class |
|||||||||||
1級 class 1 |
2級 class 2 |
3級 class 3 |
||||||||||
M |
2 |
× |
0.4 |
1.73 |
- |
1.71 |
1.70 |
- |
1.67 |
1.68 |
- |
1.64 |
|
2.3 |
× |
0.4 |
2.03 |
- |
2.01 |
2.00 |
- |
1.97 |
1.98 |
- |
1.94 |
|
2.6 |
× |
0.45 |
2.29 |
- |
2.27 |
2.26 |
- |
2.23 |
2.25 |
- |
2.21 |
|
3 |
× |
0.5 |
2.66 |
- |
2.64 |
2.63 |
- |
2.60 |
|
- |
|
|
3.5 |
× |
0.6 |
3.10 |
- |
3.08 |
3.06 |
- |
3.03 |
3.05 |
- |
3.00 |
|
4 |
× |
0.7 |
3.54 |
- |
3.51 |
3.49 |
- |
3.45 |
|
- |
|
|
4.5 |
× |
0.75 |
4.01 |
- |
3.98 |
3.96 |
- |
3.92 |
3.94 |
- |
3.88 |
|
5 |
× |
0.8 |
4.47 |
- |
4.44 |
4.43 |
- |
4.38 |
4.40 |
- |
4.33 |
|
6 |
× |
1 |
5.34 |
- |
5.31 |
5.30 |
- |
5.25 |
5.28 |
- |
5.21 |
|
7 |
× |
1 |
6.34 |
- |
6.31 |
6.30 |
- |
6.25 |
6.28 |
- |
6.21 |
|
8 |
× |
1.25 |
7.18 |
- |
7.14 |
7.12 |
- |
7.07 |
7.10 |
- |
7.03 |
|
9 |
× |
1.25 |
8.18 |
- |
8.14 |
8.12 |
- |
8.07 |
8.10 |
- |
8.03 |
|
10 |
× |
1.5 |
9.03 |
- |
8.99 |
8.97 |
- |
8.91 |
8.94 |
- |
8.86 |
|
11 |
× |
1.5 |
10.02 |
- |
9.98 |
9.97 |
- |
9.91 |
9.94 |
- |
9.86 |
|
12 |
× |
1.75 |
10.86 |
- |
10.82 |
10.79 |
- |
10.73 |
10.77 |
- |
10.69 |
|
14 |
× |
2 |
12.70 |
- |
12.65 |
12.63 |
- |
12.56 |
12.61 |
- |
12.52 |
|
16 |
× |
2 |
14.70 |
- |
14.65 |
14.63 |
- |
14.56 |
14.61 |
- |
14.52 |
|
18 |
× |
2.5 |
16.38 |
- |
16.33 |
16.31 |
- |
18.23 |
16.28 |
- |
16.17 |
|
20 |
× |
2.5 |
18.38 |
- |
18.33 |
18.31 |
- |
18.23 |
18.28 |
- |
18.17 |
|
22 |
× |
2.5 |
20.38 |
- |
20.33 |
20.31 |
- |
20.23 |
20.28 |
- |
20.17 |
|
24 |
× |
3 |
22.07 |
- |
22.01 |
21.98 |
- |
21.09 |
21.96 |
- |
21.85 |
|
27 |
× |
3 |
25.06 |
- |
25.00 |
24.98 |
- |
24.89 |
24.95 |
- |
24.84 |
|
30 |
× |
3.5 |
27.75 |
- |
27.68 |
27.66 |
- |
27.56 |
27.63 |
- |
27.50 |
|
33 |
× |
3.5 |
30.74 |
- |
30.38 |
30.65 |
- |
30.56 |
30.62 |
- |
30.50 |
|
36 |
× |
4 |
33.43 |
- |
33.37 |
33.33 |
- |
33.23 |
33.29 |
- |
33.16 |
|
39 |
× |
4 |
36.43 |
- |
36.36 |
36.32 |
- |
36.22 |
36.27 |
- |
36.11 |
|
42 |
× |
4.5 |
39.11 |
- |
39.04 |
39.01 |
- |
38.90 |
38.97 |
- |
38.82 |
|
45 |
× |
4.5 |
42.11 |
- |
42.04 |
42.00 |
- |
41.90 |
41.96 |
- |
41.82 |
■ 公制細牙螺紋(H/6)
Metric Fine screw threads(H/6)
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級tolerance class |
|||||||||||
1級 class 1 |
2級 class 2 |
3級 class 3 |
||||||||||
M |
4 |
× |
0.5 |
3.66 |
- |
3.63 |
3.61 |
- |
3.57 |
3.60 |
- |
3.55 |
|
4.5 |
× |
0.5 |
4.16 |
- |
4.13 |
4.11 |
- |
4.07 |
4.10 |
- |
4.05 |
|
5 |
× |
0.5 |
4.66 |
- |
4.63 |
4.61 |
- |
4.57 |
4.60 |
- |
4.55 |
|
6 |
× |
0.75 |
5.50 |
- |
5.47 |
5.45 |
- |
5.41 |
5.44 |
- |
5.38 |
|
7 |
× |
0.75 |
6.50 |
- |
6.47 |
6.45 |
- |
6.41 |
6.44 |
- |
6.38 |
|
8 |
× |
1.0 |
7.33 |
- |
7.30 |
7.29 |
- |
7.24 |
7.27 |
- |
7.20 |
|
9 |
× |
1.0 |
8.33 |
- |
8.30 |
8.29 |
- |
8.24 |
8.27 |
- |
8.20 |
|
10 |
× |
1.25 |
9.18 |
- |
9.14 |
9.12 |
- |
9.07 |
9.10 |
- |
9.03 |
|
10 |
× |
1.0 |
9.33 |
- |
9.30 |
9.28 |
- |
9.23 |
9.26 |
- |
9.19 |
|
12 |
× |
1.5 |
11.01 |
- |
10.97 |
10.95 |
- |
10.89 |
10.93 |
- |
10.85 |
|
12 |
|
1.25 |
11.17 |
- |
11.13 |
11.12 |
- |
11.06 |
11.08 |
- |
10.98 |
|
14 |
|
1.5 |
13.01 |
- |
12.97 |
12.95 |
- |
12.89 |
12.93 |
- |
12.85 |
|
16 |
|
1.5 |
15.01 |
- |
14.97 |
14.95 |
- |
14.89 |
14.93 |
- |
14.85 |
|
18 |
× |
2.0 |
16.70 |
- |
16.65 |
16.62 |
- |
16.54 |
16.59 |
- |
16.48 |
|
18 |
× |
1.5 |
17.01 |
- |
16.96 |
16.93 |
- |
16.86 |
16.91 |
- |
16.81 |
|
20 |
× |
2.0 |
18.70 |
- |
18.65 |
18.62 |
- |
18.54 |
18.59 |
- |
18.48 |
■ 公制細牙螺紋(H/6)
Metric Fine screw threads(H/6)
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級tolerance class |
|||||||||||
1級 class 1 |
2級 class 2 |
3級 class 3 |
||||||||||
M |
20 |
× |
1.5 |
19.00 |
- |
18.95 |
18.92 |
- |
18.85 |
18.90 |
- |
18.80 |
|
22 |
× |
1.5 |
21.00 |
- |
20.95 |
20.92 |
- |
20.85 |
20.90 |
- |
20.80 |
|
24 |
× |
1.5 |
23.00 |
- |
22.95 |
22.92 |
- |
22.85 |
22.90 |
- |
22.80 |
|
26 |
× |
1.5 |
25.00 |
- |
24.95 |
24.93 |
- |
24.85 |
24.90 |
- |
24.80 |
|
27 |
× |
1.5 |
26.00 |
- |
25.95 |
25.93 |
- |
25.85 |
25.90 |
- |
25.80 |
|
28 |
× |
1.5 |
27.00 |
- |
26.95 |
26.93 |
- |
26.85 |
26.90 |
- |
26.80 |
|
30 |
× |
1.5 |
29.00 |
- |
28.95 |
28.93 |
- |
28.85 |
28.90 |
- |
28.80 |
|
32 |
× |
1.5 |
31.00 |
- |
30.95 |
30.93 |
- |
30.85 |
30.90 |
- |
30.80 |
|
33 |
× |
1.5 |
32.00 |
- |
31.95 |
31.93 |
- |
31.85 |
31.90 |
- |
31.79 |
|
35 |
× |
1.5 |
34.00 |
- |
33.95 |
33.93 |
- |
33.85 |
33.90 |
- |
33.79 |
|
36 |
× |
1.5 |
35.00 |
- |
34.95 |
34.93 |
- |
34.85 |
34.90 |
- |
34.79 |
■ 美制細牙螺紋 Unified
Fine screw threads
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級tolerance class |
|||||||||||
3A |
2A |
1A |
||||||||||
No. |
2 |
- |
64UNF |
1.92 |
- |
1.90 |
1.90 |
- |
1.87 |
|
- |
|
No. |
3 |
- |
56 |
2.21 |
- |
2.19 |
2.19 |
- |
2.16 |
|
- |
|
No. |
4 |
- |
48 |
2.49 |
- |
2.47 |
2.46 |
- |
2.43 |
|
- |
|
No. |
5 |
- |
44 |
2.79 |
- |
2.76 |
2.76 |
- |
2.73 |
|
- |
|
No. |
6 |
- |
40 |
3.08 |
- |
3.06 |
3.05 |
- |
3.02 |
|
- |
|
No. |
8 |
- |
36 |
3.69 |
- |
3.67 |
3.66 |
- |
3.63 |
|
- |
|
No. |
10 |
- |
32 |
4.29 |
- |
4.26 |
4.26 |
- |
4.22 |
|
- |
|
No. |
12 |
- |
28 |
4.88 |
- |
4.85 |
4.84 |
- |
4.80 |
|
- |
|
|
1/4 |
- |
28 |
5.75 |
- |
5.72 |
5.72 |
- |
5.68 |
5.70 |
- |
5.63 |
|
5/16 |
- |
24 |
7.24 |
- |
7.21 |
7.20 |
- |
7.16 |
7.18 |
- |
7.11 |
|
3/8 |
- |
24 |
8.83 |
- |
8.79 |
8.79 |
- |
8.74 |
8.76 |
- |
8.69 |
|
7/16 |
- |
20 |
10.28 |
- |
10.24 |
10.23 |
- |
10.18 |
10.21 |
- |
10.13 |
|
1/2 |
- |
20 |
11.86 |
- |
11.82 |
11.82 |
- |
11.76 |
11.79 |
- |
11.71 |
|
9/16 |
- |
18 |
13.36 |
- |
13.32 |
13.31 |
- |
13.25 |
13.28 |
- |
13.19 |
|
5/8 |
- |
18 |
14.94 |
- |
14.90 |
14.89 |
- |
14.83 |
14.86 |
- |
14.77 |
|
3/4 |
- |
16 |
18.00 |
- |
17.96 |
17.95 |
- |
17.89 |
17.92 |
- |
17.82 |
|
7/8 |
- |
14 |
21.03 |
- |
20.98 |
20.98 |
- |
20.91 |
20.94 |
- |
20.84 |
1 |
|
- |
12 |
24.01 |
- |
23.96 |
23.95 |
- |
23.87 |
23.91 |
- |
23.80 |
1 |
1/8 |
- |
12 |
27.19 |
- |
27.13 |
27.12 |
- |
27.05 |
27.08 |
- |
26.97 |
1 |
1/4 |
|
12 |
30.36 |
|
30.30 |
30.29 |
|
30.21 |
30.25 |
|
30.14 |
1 |
3/8 |
- |
12 |
33.53 |
- |
33.47 |
33.53 |
- |
33.47 |
33.42 |
- |
33.30 |
1 |
1/2 |
- |
12 |
36.70 |
- |
36.64 |
36.70 |
- |
36.64 |
36.59 |
- |
36.47 |
■管用螺紋 Whitworth screw
threads(acc. To old Jis)
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級PF |
PS |
PT |
||||||||||||
A級 class A |
B級 class B |
基準徑位置 Position
of Gauge
plane |
毛還直徑 blank
dia. |
||||||||||||
1/8 |
- |
28 |
9.10 |
- |
9.05 |
9.05 |
- |
8.94 |
9.00 |
- |
8.92 |
3.97 |
9.16 |
- |
9.10 |
1/4 |
- |
19 |
12.25 |
- |
12.19 |
12.19 |
- |
12.07 |
12.11 |
- |
12.01 |
6.01 |
12.32 |
- |
12.23 |
3/8 |
- |
19 |
15.76 |
- |
15.69 |
15.69 |
- |
15.57 |
15.61 |
- |
15.51 |
6.35 |
15.82 |
- |
15.73 |
1/2 |
- |
14 |
19.74 |
- |
19.67 |
19.67 |
- |
19.53 |
19.55 |
- |
19.43 |
8.16 |
19.81 |
- |
19.70 |
3/4 |
- |
14 |
25.22 |
- |
25.15 |
25.15 |
- |
25.01 |
25.03 |
- |
24.90 |
9.53 |
25.29 |
- |
25.18 |
1 |
- |
11 |
31.70 |
- |
31.61 |
31.61 |
- |
31.43 |
31.47 |
- |
31.34 |
10.39 |
31.79 |
- |
31.64 |
■ 美制細牙螺紋 Unified
Fine screw threads
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級tolerance class |
|||||||||||
3A |
2A |
1A |
||||||||||
No. |
1 |
- |
64UNF |
1.59 |
- |
1.57 |
1.57 |
- |
1.54 |
|
- |
|
No. |
2 |
- |
56 |
1.89 |
- |
1.87 |
1.86 |
- |
1.84 |
|
- |
|
No. |
3 |
- |
48 |
2.17 |
- |
2.15 |
2.14 |
- |
2.11 |
|
- |
|
No. |
4 |
- |
40 |
2.42 |
- |
2.40 |
2.40 |
- |
2.36 |
|
- |
|
No. |
5 |
- |
40 |
2.75 |
- |
2.73 |
2.72 |
- |
2.69 |
|
- |
|
No. |
6 |
- |
32 |
2.98 |
- |
2.95 |
2.95 |
- |
2.91 |
|
- |
|
No. |
8 |
- |
32 |
3.64 |
- |
3.61 |
3.60 |
- |
3.57 |
|
- |
|
No. |
10 |
- |
24 |
4.12 |
- |
4.09 |
4.09 |
- |
4.05 |
|
- |
|
No. |
12 |
- |
40 |
4.78 |
- |
4.75 |
4.75 |
- |
4.70 |
|
- |
|
|
1/4 |
- |
20 |
5.53 |
- |
5.50 |
5.50 |
- |
5.45 |
5.47 |
- |
5.40 |
|
5/16 |
- |
18 |
7.03 |
- |
6.99 |
6.98 |
- |
6.93 |
6.96 |
- |
6.88 |
|
3/8 |
- |
16 |
8.50 |
- |
8.46 |
8.45 |
- |
8.40 |
8.43 |
- |
8.34 |
|
7/16 |
- |
14 |
9.94 |
- |
9.90 |
9.89 |
- |
9.83 |
9.86 |
- |
9.77 |
|
1/2 |
- |
13 |
11.44 |
- |
11.39 |
11.39 |
- |
11.32 |
11.35 |
- |
11.26 |
|
9/16 |
- |
12 |
12.92 |
- |
12.87 |
12.87 |
- |
12.80 |
12.83 |
- |
12.73 |
|
5/8 |
- |
11 |
14.39 |
- |
14.34 |
14.33 |
- |
14.26 |
14.30 |
- |
14.19 |
|
3/8 |
- |
10 |
17.41 |
- |
17.35 |
17.34 |
- |
17.27 |
17.31 |
- |
17.20 |
|
7/16 |
- |
9 |
20.40 |
- |
20.34 |
20.34 |
- |
20.26 |
20.30 |
- |
20.17 |
|
1/2 |
- |
8 |
23.35 |
- |
23.29 |
23.28 |
- |
23.20 |
23.24 |
- |
23.11 |
|
9/16 |
- |
7 |
26.24 |
- |
26.17 |
26.16 |
- |
26.07 |
26.12 |
- |
25.98 |
1 |
1/4 |
- |
7 |
29.41 |
- |
29.34 |
29.33 |
- |
29.24 |
29.28 |
- |
29.14 |
1 |
3/8 |
- |
6 |
32.20 |
- |
32.13 |
32.12 |
- |
32.02 |
32.07 |
- |
31.91 |
■ 英制螺紋
Whitworth screw threads(Acc to oid JIs)
(單位:mm)(unit:mm)
螺紋尺寸 Threads
Size |
等級tolerance class |
|||||||||||
2級 class 2 |
3級 class 3 |
4級 class 4 |
||||||||||
W |
3/16 |
- |
24 |
4.08 |
- |
4.05 |
4.06 |
- |
4.02 |
4.04 |
- |
3.97 |
|
1/4 |
- |
20 |
5.51 |
- |
5.46 |
5.49 |
- |
5.42 |
5.47 |
- |
5.38 |
|
5/16 |
- |
18 |
7.01 |
- |
6.95 |
6.99 |
- |
6.91 |
6.97 |
- |
6.87 |
|
3/16 |
- |
16 |
8.48 |
- |
8.41 |
8.46 |
- |
8.37 |
8.44 |
- |
8.33 |
|
7/16 |
- |
14 |
9.92 |
- |
9.85 |
9.90 |
- |
9.81 |
9.87 |
- |
9.76 |
|
1/2 |
- |
12 |
11.31 |
- |
11.24 |
11.29 |
- |
11.19 |
11.27 |
- |
11.15 |
|
9/16 |
- |
12 |
12.89 |
- |
12.82 |
12.87 |
- |
12.77 |
12.85 |
- |
12.73 |
|
5/8 |
- |
11 |
14.36 |
- |
14.29 |
14.34 |
- |
14.24 |
14.31 |
- |
14.18 |
|
3/4 |
- |
10 |
17.38 |
- |
17.30 |
17.36 |
- |
17.25 |
17.33 |
- |
17.19 |
|
7/8 |
- |
9 |
20.38 |
- |
20.29 |
20.34 |
- |
20.23 |
20.32 |
- |
20.18 |
1 |
|
- |
8 |
23.32 |
- |
23.23 |
23.29 |
- |
23.17 |
23.26 |
- |
23.11 |