Conversions and Guides – Area of a Tank and Cubic Feet Per Foot of Bed

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DIAMETER
IN FEET		 DIAMETER
IN INCHES		 AREA
SQ.FT.		 VOL.
CF/1FT
OF BED		 VOL.
CF/2FT
OF BED		 VOL.
CF/3FT
OF BED		 VOL.
CF/4FT
OF BED		 VOL.
CF/5FT
OF BED		 VOL.
CF/6FT
OF BED
0.5 6 0.2 0.2 0.39 0.59 0.79 0.98 1.18
0.6 7 0.27 0.27 0.53 0.8 1.07 1.34 1.6
0.7 8 0.35 0.35 0.7 1.05 1.4 1.75 2.09
0.8 9 0.44 0.44 0.88 1.33 1.77 2.21 2.65
0.8 10 0.55 0.55 1.09 1.64 2.18 2.73 3.27
0.9 11 0.66 0.66 1.32 1.98 2.64 3.3 3.96
1 12 0.79 0.79 1.57 2.36 3.14 3.93 4.71
1.1 13 0.92 0.92 1.98 2.76 3.68 4.6 5.52
1.2 14 1.13 1.13 2.26 3.39 4.52 5.65 6.78
1.3 15 1.23 1.23 1.46 3.69 4.92 6.15 7.38
1.3 16 1.4 1.4 1.8 4.2 5.6 7 8.4
1.4 17 1.57 1.57 3.14 4.71 6.28 7.85 9.42
1.5 18 1.77 1.77 3.54 5.31 7.08 8.85 10.62
1.6 19 1.96 1.96 3.92 5.88 7.84 9.8 11.76
1.7 20 2.18 2.18 4.36 6.54 8.72 10.9 13.08
1.8 21 2.41 2.41 4.82 7.23 9.64 12.05 14.46
1.8 22 2.64 2.64 5.28 7.92 10.56 13.2 15.84
1.9 23 2.89 2.89 5.78 8.67 11.56 14.45 17.34
2 24 3.14 3.14 6.28 9.42 12.56 15.71 18.85
2.5 30 4.91 4.91 9.82 14.73 19.63 24.54 29.45
3 36 7.07 7.07 14.14 21.21 28.27 35.34 42.41
3.5 42 9.62 9.62 19.24 28.86 38.48 48.11 57.73
4 48 12.57 12.57 25.13 37.7 50.27 62.83 75.4
4.5 54 15.9 15.9 31.81 47.71 63.62 79.52 95.43
5 60 19.63 19.63 39.27 58.9 78.54 98.17 117.8
5.5 66 23.76 23.76 47.52 71.27 95.03 118.8 142.6
6 72 28.27 28.27 56.55 84.82 113.1 141.4 169.7
6.5 78 33.18 33.18 66.37 99.55 132.7 165.9 199.1
7 84 28.48 28.48 76.97 115.5 153.9 192.4 230.9
7.5 90 44.18 44.18 88.36 132.5 176.7 220.9 265.1
8 96 50.27 50.27 100.5 150.8 201.1 251.3 301.6
8.5 102 56.75 56.75 113.5 170.2 227 283.7 340.5
9 108 63.62 63.62 127.2 190.9 254.5 318.1 381.7
9.5 114 70.88 70.88 141.8 212.7 283.5 354.4 425.3
10 120 78.54 78.54 157.1 235.6 314.2 392.7 471.2
10.5 126 86.59 86.59 173.2 259.8 346.4 433 519.5
11 132 95.03 95.03 190.1 285.1 380.1 475.2 570.2
11.5 138 103.9 103.9 207.7 311.6 415.5 519.3 623.2
12 144 113.1 113.1 226.2 339.3 452.4 565.5 678.6
12.5 150 122.7 122.7 245.4 368 490.9 613.6 736.3

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