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This chart is provided for guidance only |
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| Density
0.00784 kgs / cubic cm of Mild Steel |
| Inside
diameter > |
30" 762mm |
28" /711mm |
26" /660mm |
24" /609mm |
22" /558MM |
20" /508MM |
18" /457mm |
| O/D " |
O/D mm |
kg/mm |
kg/mm |
kg/mm |
kg/mm |
kg/mm |
kg/mm |
kg/mm |
|
18 |
457 |
|
|
|
|
|
|
0 |
|
20 |
508 |
|
|
|
|
|
0 |
0.3 |
|
21 |
533 |
|
|
|
|
|
0.16 |
0.46 |
|
22 |
559 |
|
|
|
|
0 |
0.33 |
0.64 |
|
23 |
584 |
|
|
|
|
0.18 |
0.51 |
0.81 |
|
24 |
610 |
|
|
|
0 |
0.37 |
0.7 |
1.00 |
|
25 |
635 |
|
|
|
0.19 |
0.56 |
0.89 |
1.20 |
|
26 |
660 |
|
|
0 |
0.4 |
0.76 |
1.1 |
1.40 |
|
27 |
686 |
|
|
0.21 |
0.61 |
0.97 |
1.31 |
1.61 |
|
28 |
711 |
|
0 |
0.43 |
0.83 |
1.19 |
1.53 |
1.83 |
|
29 |
737 |
|
0.23 |
0.66 |
1.05 |
1.42 |
1.75 |
2.05 |
|
30 |
762 |
0 |
0.46 |
0.89 |
1.29 |
1.65 |
1.99 |
2.29 |
|
31 |
787 |
0.24 |
0.7 |
1.13 |
1.53 |
1.89 |
2.23 |
2.53 |
|
32 |
813 |
0.49 |
0.95 |
1.38 |
1.78 |
2.15 |
2.48 |
2.78 |
|
33 |
838 |
0.75 |
1.21 |
1.64 |
2.04 |
2.4 |
2.74 |
3.04 |
|
34 |
864 |
1.02 |
1.48 |
1.91 |
2.3 |
2.67 |
3 |
3.31 |
|
35 |
889 |
1.29 |
1.75 |
2.18 |
2.58 |
2.94 |
3.28 |
3.58 |
|
36 |
914 |
1.57 |
2.03 |
2.46 |
2.86 |
3.23 |
3.56 |
3.86 |
|
37 |
940 |
1.86 |
2.32 |
2.75 |
3.15 |
3.52 |
3.85 |
4.15 |
|
38 |
965 |
2.16 |
2.62 |
3.05 |
3.45 |
3.81 |
4.15 |
4.45 |
|
39 |
991 |
2.47 |
2.93 |
3.36 |
3.75 |
4.12 |
4.45 |
4.76 |
|
40 |
1016 |
2.78 |
3.24 |
3.67 |
4.07 |
4.43 |
4.77 |
5.07 |
|
41 |
1041 |
3.1 |
3.56 |
3.99 |
4.39 |
4.76 |
5.09 |
5.39 |
|
42 |
1067 |
3.43 |
3.89 |
4.32 |
4.72 |
5.08 |
5.42 |
5.72 |
|
43 |
1092 |
3.77 |
4.23 |
4.66 |
5.06 |
5.42 |
5.76 |
6.06 |
|
44 |
1118 |
4.12 |
4.58 |
5.01 |
5.4 |
5.77 |
6.1 |
6.4 |
|
45 |
1143 |
4.47 |
4.93 |
5.36 |
5.76 |
6.12 |
6.46 |
6.76 |
|
46 |
1168 |
4.83 |
5.29 |
5.72 |
6.12 |
6.48 |
6.82 |
7.12 |
|
47 |
1194 |
5.2 |
5.66 |
6.09 |
6.49 |
6.85 |
7.19 |
7.49 |
|
48 |
1219 |
5.58 |
6.04 |
6.47 |
6.86 |
7.23 |
7.56 |
7.87 |
|
49 |
1245 |
5.96 |
6.42 |
6.85 |
7.25 |
7.62 |
7.95 |
8.25 |
|
50 |
1270 |
6.36 |
6.82 |
7.25 |
7.64 |
8.01 |
8.34 |
8.64 |
|
51 |
1295 |
6.76 |
7.22 |
7.65 |
8.04 |
8.41 |
8.74 |
9.05 |
|
52 |
1321 |
7.17 |
7.63 |
8.06 |
8.45 |
8.82 |
9.15 |
9.45 |
|
53 |
1346 |
7.58 |
8.04 |
8.47 |
8.87 |
9.24 |
9.57 |
9.87 |
|
54 |
1372 |
8.01 |
8.47 |
8.9 |
9.3 |
9.66 |
10 |
10.3 |
|
55 |
1397 |
8.44 |
8.9 |
9.33 |
9.73 |
10.09 |
10.43 |
10.73 |
|
56 |
1422 |
8.88 |
9.34 |
9.77 |
10.17 |
10.54 |
10.87 |
11.17 |
|
57 |
1448 |
9.33 |
9.79 |
10.22 |
10.62 |
10.98 |
11.32 |
11.62 |
|
58 |
1473 |
9.79 |
10.25 |
10.68 |
11.08 |
11.44 |
11.77 |
12.08 |
|
59 |
1499 |
10.25 |
10.71 |
11.14 |
11.54 |
11.91 |
12.24 |
12.54 |
|
60 |
1524 |
10.73 |
11.19 |
11.62 |
12.01 |
12.38 |
12.71 |
13.01 |
|
61 |
1549 |
11.21 |
11.67 |
12.1 |
12.49 |
12.86 |
13.19 |
13.49 |
|
62 |
1575 |
11.7 |
12.16 |
12.59 |
12.98 |
13.35 |
13.68 |
13.98 |
|
63 |
1600 |
12.19 |
12.65 |
13.08 |
13.48 |
13.84 |
14.18 |
14.48 |
|
64 |
1626 |
12.7 |
13.16 |
13.59 |
13.98 |
14.35 |
14.68 |
14.98 |
|
65 |
1651 |
13.21 |
13.67 |
14.1 |
14.5 |
14.86 |
15.2 |
15.5 |
|
66 |
1676 |
13.73 |
14.19 |
14.62 |
15.02 |
15.38 |
15.72 |
16.02 |
|
67 |
1702 |
14.26 |
14.72 |
15.15 |
15.54 |
15.91 |
16.24 |
16.55 |
|
68 |
1727 |
14.79 |
15.25 |
15.68 |
16.08 |
16.45 |
16.78 |
17.08 |
|
69 |
1753 |
15.34 |
15.8 |
16.23 |
16.63 |
16.99 |
17.32 |
17.63 |
|
70 |
1778 |
15.89 |
16.35 |
16.78 |
17.18 |
17.54 |
17.88 |
18.18 |
|
71 |
1803 |
16.45 |
16.91 |
17.34 |
17.74 |
18.1 |
18.44 |
18.74 |
|
72 |
1829 |
17.02 |
17.48 |
17.91 |
18.31 |
18.67 |
19 |
19.31 |
|
73 |
1854 |
17.59 |
18.06 |
18.48 |
18.88 |
19.25 |
19.58 |
19.88 |
|
74 |
1880 |
18.18 |
18.64 |
19.07 |
19.47 |
19.83 |
20.16 |
20.47 |
|
75 |
1905 |
18.77 |
19.23 |
19.66 |
20.06 |
20.42 |
20.76 |
21.06 |
|
76 |
1930 |
19.37 |
19.83 |
20.26 |
20.66 |
21.02 |
21.36 |
21.66 |
|
77 |
1956 |
19.98 |
20.44 |
20.87 |
21.27 |
21.63 |
21.96 |
22.27 |
|
78 |
1981 |
20.59 |
21.05 |
21.48 |
21.88 |
22.25 |
22.58 |
22.88 |
|
79 |
2007 |
21.22 |
21.68 |
22.11 |
22.5 |
22.87 |
23.2 |
23.51 |
|
80 |
2032 |
21.85 |
22.31 |
22.74 |
23.14 |
23.5 |
23.84 |
24.14 |
|
81 |
2057 |
22.49 |
22.95 |
23.38 |
23.78 |
24.14 |
24.48 |
24.78 |
|
82 |
2083 |
23.14 |
23.6 |
24.03 |
24.42 |
24.79 |
25.12 |
25.42 |
|
83 |
2108 |
23.79 |
24.25 |
24.68 |
25.08 |
25.44 |
|
|
|
84 |
2134 |
24.46 |
24.92 |
25.35 |
|
|
|
|
|
85 |
2159 |
25.13 |
25.59 |
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