標準外徑 |
外徑(毫米) |
內徑(毫米) |
重量(公斤/米) | ||||
(毫米) |
(寸) |
厚 |
薄 |
厚 |
薄 |
厚 |
薄 |
13 |
1/2 |
21.32 |
12.5 |
15.80 |
9.30 |
1.305 |
0.509 |
15 |
5/8 |
|
15.87 |
|
13.47 |
|
0.436 |
20 |
3/4 |
26.67 |
19.05 |
20.93 |
15.87 |
1.686 |
0.691 |
25 |
1 |
33.40 |
25.40 |
26.64 |
22.22 |
2.437 |
0.939 |
30 |
11/4 |
42.16 |
31.75 |
35.05 |
28.57 |
3.543 |
1.192 |
40 |
11/2 |
48.26 |
38.10 |
40.89 |
34.92 |
4.195 |
1.44 |
50 |
2 |
60.32 |
50.80 |
52.50 |
47.62 |
5.648 |
1.941 |
65 |
21/2 |
73.02 |
64.50 |
62.71 |
60.32 |
8.929 |
2.466 |
75 |
3 |
88.90 |
76.20 |
77.93 |
73.02 |
11.703 |
2.948 |