材质 
Φ2.5
2.95
2.7
10
9.64
2
1.75
3.2
3.8
0.4
Φ3
3.5
3.2
12
11.57
2.5
2.25
4.2
4.8
0.4
Φ4
4.5
4.2
14
13.57
2.5
2.25
5.2
5.8
0.4
Φ5
5.6
5.3
17
16.57
3.5
3.2
6.64
7.36
0.5
Φ6
6.76
6.4
19
18.48
3.5
3.2
7.14
7.86
0.5
Φ8
8.76
8.4
22
21.48
3.5
3.2
8.14
8.86
0.5
Φ10
10.93
10.5
26
25.48
4.5
4.2
9.64
10.36
0.5
Φ12
13.43
13
32
31.38
4.5
4.2
11.57
12.43
1
Φ14
15.43
15
32
31.38
4.5
4.2
11.57
12.43
1
Φ16
17.43
17
40
39.38
5.5
5.2
14.57
15.43
1
Φ18
19.52
19
45
44.38
6
5.7
17.57
18.43
1
Φ20
21.52
21
45
44.38
6
5.7
17.57
18.43
1
Φ22
23.52
23
50
49.38
7
6.64
19.48
20.52
1
Φ24
25.52
25
50
49.38
7
6.64
19.48
20.52
1
Φ27
28.52
28
58
57.26
8
7.64
22.48
23.52
1.5
Φ30
31.62
31
63
62.26
8
7.64
24.48
25.52
1.5
Φ36
37.62
37
75
74.26
11
10.57
30.38
31.62
1.5
Φ42
43.62
43
88
87.13
11
10.57
35.38
36.62
1.5
Φ48
50.62
50
100
99.13
13
12.57
39.38
40.62
1.5