view face area conversion chart for another tube size
Fin Ht. |
Fin Length (In.) |
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---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
(In.) |
12 |
18 |
24 |
30 |
36 |
42 |
48 |
54 |
60 |
66 |
72 |
78 |
84 |
90 |
96 |
102 |
108 |
114 |
120 |
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2.0 |
0.2 |
0.3 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
0.8 |
0.9 |
1.0 |
1.1 |
1.2 |
1.3 |
1.3 |
1.4 |
1.5 |
1.6 |
1.7 |
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3.0 |
0.3 |
0.4 |
0.5 |
0.6 |
0.8 |
0.9 |
1.0 |
1.1 |
1.3 |
1.4 |
1.5 |
1.6 |
1.8 |
1.9 |
2.0 |
2.1 |
2.3 |
2.4 |
2.5 |
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4.0 |
0.3 |
0.5 |
0.7 |
0.8 |
1.0 |
1.2 |
1.3 |
1.5 |
1.7 |
1.8 |
2.0 |
2.2 |
2.3 |
2.5 |
2.7 |
2.8 |
3.0 |
3.2 |
3.3 |
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5.0 |
0.4 |
0.6 |
0.8 |
1.0 |
1.3 |
1.5 |
1.7 |
1.9 |
2.1 |
2.3 |
2.5 |
2.7 |
2.9 |
3.1 |
3.3 |
3.5 |
3.8 |
4.0 |
4.2 |
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6.0 |
0.5 |
0.8 |
1.0 |
1.3 |
1.5 |
1.8 |
2.0 |
2.3 |
2.5 |
2.8 |
3.0 |
3.3 |
3.5 |
3.8 |
4.0 |
4.3 |
4.5 |
4.8 |
5.0 |
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7.0 |
0.6 |
0.9 |
1.2 |
1.5 |
1.8 |
2.0 |
2.3 |
2.6 |
2.9 |
3.2 |
3.5 |
3.8 |
4.1 |
4.4 |
4.7 |
5.0 |
5.3 |
5.5 |
5.8 |
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8.0 |
0.7 |
1.0 |
1.3 |
1.7 |
2.0 |
2.3 |
2.7 |
3.0 |
3.3 |
3.7 |
4.0 |
4.3 |
4.7 |
5.0 |
5.3 |
5.7 |
6.0 |
6.3 |
6.7 |
|||||||
9.0 |
0.8 |
1.1 |
1.5 |
1.9 |
2.3 |
2.6 |
3.0 |
3.4 |
3.8 |
4.1 |
4.5 |
4.9 |
5.3 |
5.6 |
6.0 |
6.4 |
6.8 |
7.1 |
7.5 |
|||||||
10.0 |
0.8 |
1.3 |
1.7 |
2.1 |
2.5 |
2.9 |
3.3 |
3.8 |
4.2 |
4.6 |
5.0 |
5.4 |
5.8 |
6.3 |
6.7 |
7.1 |
7.5 |
7.9 |
8.3 |
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11.0 |
0.9 |
1.4 |
1.8 |
2.3 |
2.8 |
3.2 |
3.7 |
4.1 |
4.6 |
5.0 |
5.5 |
6.0 |
6.4 |
6.9 |
7.3 |
7.8 |
8.3 |
8.7 |
9.2 |
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12.0 |
1.0 |
1.5 |
2.2 |
2.5 |
3.0 |
3.5 |
4.0 |
4.5 |
5.0 |
5.5 |
6.0 |
6.5 |
7.0 |
7.5 |
8.0 |
8.5 |
9.0 |
9.5 |
10.0 |
|||||||
13.0 |
1.1 |
1.6 |
2.2 |
2.7 |
3.3 |
3.8 |
4.3 |
4.9 |
5.4 |
6.0 |
6.5 |
7.0 |
7.6 |
8.1 |
8.7 |
9.2 |
9.8 |
10.3 |
10.8 |
|||||||
14.0 |
1.2 |
1.8 |
2.3 |
2.9 |
3.5 |
4.1 |
4.7 |
5.3 |
5.8 |
6.4 |
7.0 |
7.6 |
8.2 |
8.8 |
9.3 |
9.9 |
10.5 |
11.1 |
11.7 |
|||||||
15.0 |
1.3 |
1.9 |
2.5 |
3.1 |
3.8 |
4.4 |
5.0 |
5.6 |
6.3 |
6.9 |
7.5 |
8.1 |
8.8 |
9.4 |
10.0 |
10.6 |
11.3 |
11.9 |
12.5 |
|||||||
16.0 |
1.3 |
2.0 |
2.7 |
3.3 |
4.0 |
4.7 |
5.3 |
6.0 |
6.7 |
7.3 |
8.0 |
8.7 |
9.3 |
10.0 |
10.7 |
11.3 |
12.0 |
12.7 |
13.3 |
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17.0 |
1.4 |
2.1 |
2.8 |
3.5 |
4.3 |
5.0 |
5.7 |
6.4 |
7.1 |
7.8 |
8.5 |
9.2 |
9.9 |
10.6 |
11.3 |
12.0 |
12.8 |
13.5 |
14.2 |
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18.0 |
1.5 |
2.3 |
3.0 |
3.8 |
4.5 |
5.3 |
6.0 |
6.8 |
7.5 |
8.3 |
9.0 |
9.8 |
10.5 |
11.3 |
12.0 |
12.8 |
13.5 |
14.3 |
15.0 |
|||||||
19.0 |
1.6 |
2.4 |
3.2 |
4.0 |
4.8 |
5.5 |
6.3 |
7.1 |
7.9 |
8.7 |
9.5 |
10.3 |
11.1 |
11.9 |
12.7 |
13.5 |
14.3 |
15.0 |
15.8 |
|||||||
20.0 |
1.7 |
2.5 |
3.3 |
4.2 |
5.0 |
5.8 |
6.7 |
7.5 |
8.3 |
9.2 |
10.0 |
10.8 |
11.7 |
12.5 |
13.3 |
14.2 |
15.0 |
15.8 |
16.7 |
|||||||
21.0 |
1.8 |
2.6 |
3.5 |
4.4 |
5.3 |
6.1 |
7.0 |
7.9 |
8.8 |
9.6 |
10.5 |
11.4 |
12.3 |
13.1 |
14.0 |
14.9 |
15.8 |
16.6 |
17.5 |
|||||||
22.0 |
1.8 |
2.8 |
3.7 |
4.6 |
5.5 |
6.4 |
7.3 |
8.3 |
9.2 |
10.1 |
11.0 |
11.9 |
12.8 |
13.8 |
14.7 |
15.6 |
16.5 |
17.4 |
18.3 |
|||||||
23.0 |
1.9 |
2.9 |
3.8 |
4.8 |
5.8 |
6.7 |
7.7 |
8.6 |
9.6 |
10.5 |
11.5 |
12.5 |
13.4 |
14.4 |
15.3 |
16.3 |
17.3 |
18.2 |
19.2 |
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24.0 |
2.0 |
3.0 |
4.0 |
5.0 |
6.0 |
7.0 |
8.0 |
9.0 |
10.0 |
11.0 |
12.0 |
13.0 |
14.0 |
15.0 |
16.0 |
17.0 |
18.0 |
19.0 |
20.0 |
|||||||
25.0 |
2.1 |
3.1 |
4.2 |
5.2 |
6.3 |
7.3 |
8.3 |
9.4 |
10.4 |
11.5 |
12.5 |
13.5 |
14.6 |
15.6 |
16.7 |
17.7 |
18.8 |
19.8 |
20.8 |
|||||||
26.0 |
2.2 |
3.3 |
4.3 |
5.4 |
6.5 |
7.6 |
8.7 |
9.8 |
10.8 |
11.9 |
13.0 |
14.1 |
15.2 |
16.3 |
17.3 |
18.4 |
19.5 |
20.6 |
21.7 |
|||||||
27.0 |
2.3 |
3.4 |
4.5 |
5.6 |
6.8 |
7.9 |
9.0 |
10.1 |
11.3 |
12.4 |
13.5 |
14.6 |
15.8 |
16.9 |
18.0 |
19.1 |
20.3 |
21.4 |
22.5 |
|||||||
28.0 |
2.3 |
3.5 |
4.7 |
5.8 |
7.0 |
8.2 |
9.3 |
10.5 |
11.7 |
12.8 |
14.0 |
15.2 |
16.3 |
17.5 |
18.7 |
19.8 |
21.0 |
22.2 |
23.3 |
|||||||
29.0 |
2.4 |
3.6 |
4.8 |
6.0 |
7.3 |
8.5 |
9.7 |
10.9 |
12.1 |
13.3 |
14.5 |
15.7 |
16.9 |
18.1 |
19.3 |
20.4 |
21.8 |
23.0 |
24.2 |
|||||||
30.0 |
2.5 |
3.8 |
5.0 |
6.3 |
7.5 |
8.8 |
10.0 |
11.3 |
12.5 |
13.8 |
15.0 |
16.3 |
17.5 |
18.8 |
20.0 |
21.3 |
22.5 |
23.8 |
25.0 |
|||||||
31.0 |
2.6 |
3.9 |
5.2 |
6.5 |
7.8 |
9.0 |
10.3 |
11.6 |
12.9 |
14.2 |
15.5 |
16.8 |
18.1 |
19.4 |
20.7 |
22.0 |
23.3 |
24.5 |
25.8 |
|||||||
32.0 |
2.7 |
4.0 |
5.3 |
6.7 |
8.0 |
9.3 |
10.7 |
12.0 |
13.3 |
14.7 |
16.0 |
17.3 |
18.7 |
20.0 |
21.3 |
22.7 |
24.0 |
25.3 |
26.7 |
|||||||
33.0 |
2.8 |
4.1 |
5.5 |
6.9 |
8.3 |
9.6 |
11.0 |
12.4 |
13.8 |
15.1 |
16.5 |
17.9 |
19.3 |
20.6 |
22.0 |
23.4 |
24.8 |
26.1 |
27.5 |
|||||||
34.0 |
2.8 |
4.3 |
5.7 |
7.1 |
8.5 |
9.9 |
11.3 |
12.8 |
14.2 |
15.6 |
17.0 |
18.4 |
19.8 |
21.3 |
22.7 |
24.1 |
25.5 |
26.9 |
28.3 |
|||||||
35.0 |
2.9 |
4.4 |
5.8 |
7.3 |
8.8 |
10.2 |
11.7 |
13.1 |
14.6 |
16.0 |
17.5 |
19.0 |
20.4 |
21.9 |
23.3 |
24.8 |
26.3 |
27.7 |
29.2 |
|||||||
36.0 |
3.0 |
4.5 |
6.0 |
7.5 |
9.0 |
10.5 |
12.0 |
13.5 |
15.0 |
16.5 |
18.0 |
19.5 |
21.0 |
22.5 |
24.0 |
25.5 |
27.0 |
28.5 |
30.0 |