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Procedure:
Find weight of a circle one-half the diameter of the circle desired and multiply by 4
Example - 120" Circle, 1" thick:
Weight of 60" Circle . . 802 Lbs. x 4
Weight of 120" Circle . . 3208 Lbs.
Unit of Measure
1 2 3 

Diameter in Inch

Weight per 3/16" Thick

Weight per 1/4" Thick

Weight per 5/16" Thick

Weight per 3/8" Thick

Weight per 1/2" Thick

Weight per 5/8" Thick

Weight per 3/4" Thick

Weight per 7/8" Thick

Weight per 1" Thick

2 N/A .17 lb N/A .22 lb N/A .28 lb N/A .33 lb N/A .45 lb N/A .56 lb N/A .67 lb N/A .78 lb N/A .89 lb
2 1/4 N/A .21 lb N/A .28 lb N/A .35 lb N/A .42 lb N/A .56 lb N/A .70 lb N/A .85 lb N/A .99 lb N/A 1.13 lb
2 1/2 N/A .26 lb N/A .35 lb N/A .44 lb N/A .52 lb N/A .70 lb N/A .87 lb N/A 1.04 lb N/A 1.22 lb N/A 1.39 lb
2 3/4 N/A .32 lb N/A .42 lb N/A .53 lb N/A .63 lb N/A .84 lb N/A 1.05 lb N/A 1.26 lb N/A 1.47 lb N/A 1.68 lb
3 N/A .38 lb N/A .50 lb N/A .63 lb N/A .75 lb N/A 1.00 lb N/A 1.25 lb N/A 1.50 lb N/A 1.75 lb N/A 2.00 lb
3 1/4 N/A .44 lb N/A .59 lb N/A .74 lb N/A .88 lb N/A 1.18 lb N/A 1.47 lb N/A 1.76 lb N/A 2.06 lb N/A 2.35 lb
3 1/2 N/A .51 lb N/A .68 lb N/A .85 lb N/A 1.02 lb N/A 1.36 lb N/A 1.71 lb N/A 2.05 lb N/A 2.39 lb N/A 2.73 lb
3 3/4 N/A .59 lb N/A .78 lb N/A .98 lb N/A 1.17 lb N/A 1.57 lb N/A 1.96 lb N/A 2.35 lb N/A 2.74 lb N/A 3.12 lb
4 N/A .67 lb N/A .89 lb N/A 1.11 lb N/A 1.34 lb N/A 1.78 lb N/A 2.23 lb N/A 2.67 lb N/A 3.12 lb N/A 3.56 lb
4 1/4 N/A .75 lb N/A 1.01 lb N/A 1.26 lb N/A 1.51 lb N/A 2.01 lb N/A 2.51 lb N/A 3.02 lb N/A 3.52 lb N/A 4.02 lb
4 1/2 N/A .85 lb N/A 1.13 lb N/A 1.41 lb N/A 1.69 lb N/A 2.26 lb N/A 2.82 lb N/A 3.38 lb N/A 3.95 lb N/A 4.51 lb
4 3/4 N/A .94 lb N/A 1.26 lb N/A 1.57 lb N/A 1.88 lb N/A 2.51 lb N/A 3.14 lb N/A 3.77 lb N/A 4.40 lb N/A 5.03 lb
5 N/A 1.04 lb N/A 1.39 lb N/A 1.74 lb N/A 2.09 lb N/A 2.78 lb N/A 3.48 lb N/A 4.18 lb N/A 4.87 lb N/A 5.57 lb
5 1/4 N/A 1.15 lb N/A 1.53 lb N/A 1.92 lb N/A 2.30 lb N/A 3.07 lb N/A 3.84 lb N/A 4.60 lb N/A 5.37 lb N/A 6.14 lb
5 1/2 N/A 1.26 lb N/A 1.68 lb N/A 2.11 lb N/A 2.53 lb N/A 3.37 lb N/A 4.21 lb N/A 5.05 lb N/A 5.90 lb N/A 6.74 lb
5 3/4 N/A 1.38 lb N/A 1.84 lb N/A 2.30 lb N/A 2.76 lb N/A 3.68 lb N/A 4.60 lb N/A 5.52 lb N/A 6.44 lb N/A 7.36 lb
6 N/A 1.50 lb N/A 2.00 lb N/A 2.51 lb N/A 3.01 lb N/A 4.01 lb N/A 5.01 lb N/A 6.01 lb N/A 7.02 lb N/A 8.02 lb
6 1/4 N/A 1.63 lb N/A 2.18 lb N/A 2.72 lb N/A 3.26 lb N/A 4.35 lb N/A 5.44 lb N/A 6.53 lb N/A 7.61 lb N/A 8.70 lb
6 1/2 N/A 1.76 lb N/A 2.35 lb N/A 2.94 lb N/A 3.53 lb N/A 4.71 lb N/A 5.88 lb N/A 7.06 lb N/A 8.23 lb N/A 9.41 lb
6 3/4 N/A 1.90 lb N/A 2.54 lb N/A 3.17 lb N/A 3.81 lb N/A 5.07 lb N/A 6.34 lb N/A 7.61 lb N/A 8.88 lb N/A 10.15 lb
7 N/A 2.05 lb N/A 2.73 lb N/A 3.41 lb N/A 4.09 lb N/A 5.46 lb N/A 6.82 lb N/A 8.19 lb N/A 9.55 lb N/A 10.91 lb
7 1/4 N/A 2.20 lb N/A 2.93 lb N/A 3.66 lb N/A 4.39 lb N/A 5.85 lb N/A 7.32 lb N/A 8.78 lb N/A 10.24 lb N/A 11.71 lb
7 1/2 N/A 2.35 lb N/A 3.13 lb N/A 3.92 lb N/A 4.70 lb N/A 6.26 lb N/A 7.83 lb N/A 9.40 lb N/A 10.96 lb N/A 12.53 lb
7 3/4 N/A 2.51 lb N/A 3.34 lb N/A 4.18 lb N/A 5.02 lb N/A 6.69 lb N/A 8.36 lb N/A 10.03 lb N/A 11.71 lb N/A 13.38 lb
8 N/A 2.67 lb N/A 3.56 lb N/A 4.46 lb N/A 5.35 lb N/A 7.13 lb N/A 8.91 lb N/A 10.69 lb N/A 12.47 lb N/A 14.26 lb
8 1/4 N/A 2.84 lb N/A 3.79 lb N/A 4.74 lb N/A 5.69 lb N/A 7.58 lb N/A 9.47 lb N/A 11.37 lb N/A 13.27 lb N/A 15.16 lb
8 1/2 N/A 3.18 lb N/A 4.02 lb N/A 5.03 lb N/A 6.04 lb N/A 8.05 lb N/A 10.06 lb N/A 12.07 lb N/A 14.08 lb N/A 16.09 lb
8 3/4 N/A 3.20 lb N/A 4.26 lb N/A 5.33 lb N/A 6.40 lb N/A 8.53 lb N/A 10.66 lb N/A 12.79 lb N/A 14.92 lb N/A 17.05 lb
9 N/A 3.38 lb N/A 4.51 lb N/A 5.64 lb N/A 6.77 lb N/A 9.02 lb N/A 11.28 lb N/A 13.53 lb N/A 15.79 lb N/A 18.04 lb
9 1/4 N/A 3.57 lb N/A 4.76 lb N/A 5.96 lb N/A 7.15 lb N/A 9.53 lb N/A 11.91 lb N/A 14.29 lb N/A 16.68 lb N/A 19.06 lb
9 1/2 N/A 3.77 lb N/A 5.03 lb N/A 6.28 lb N/A 7.54 lb N/A 10.05 lb N/A 12.56 lb N/A 15.08 lb N/A 17.59 lb N/A 20.10 lb
9 3/4 N/A 3.97 lb N/A 5.29 lb N/A 6.62 lb N/A 7.94 lb N/A 10.59 lb N/A 13.23 lb N/A 15.88 lb N/A 18.53 lb N/A 21.17 lb
10 N/A 4.18 lb N/A 5.57 lb N/A 6.96 lb N/A 8.35 lb N/A 11.14 lb N/A 13.92 lb N/A 16.71 lb N/A 19.49 lb N/A 22.27 lb
10 1/4 N/A 4.39 lb N/A 5.85 lb N/A 7.31 lb N/A 8.78 lb N/A 11.70 lb N/A 14.63 lb N/A 17.55 lb N/A 20.48 lb N/A 23.40 lb
10 1/2 N/A 4.60 lb N/A 6.14 lb N/A 7.67 lb N/A 9.21 lb N/A 12.28 lb N/A 15.35 lb N/A 18.42 lb N/A 21.49 lb N/A 24.56 lb
10 3/4 N/A 4.83 lb N/A 6.44 lb N/A 8.04 lb N/A 9.65 lb N/A 12.87 lb N/A 16.09 lb N/A 19.31 lb N/A 22.52 lb N/A 25.74 lb
11 N/A 5.05 lb N/A 6.74 lb N/A 8.42 lb N/A 10.11 lb N/A 13.48 lb N/A 16.84 lb N/A 20.21 lb N/A 23.58 lb N/A 26.95 lb
11 1/4 N/A 5.29 lb N/A 7.05 lb N/A 8.81 lb N/A 10.57 lb N/A 14.10 lb N/A 17.62 lb N/A 21.14 lb N/A 24.67 lb N/A 28.19 lb
11 1/2 N/A 5.52 lb N/A 7.37 lb N/A 9.21 lb N/A 11.05 lb N/A 14.73 lb N/A 18.41 lb N/A 22.09 lb N/A 25.78 lb N/A 29.46 lb
11 3/4 N/A 5.77 lb N/A 7.69 lb N/A 9.61 lb N/A 11.53 lb N/A 15.38 lb N/A 19.22 lb N/A 23.06 lb N/A 26.91 lb N/A 30.75 lb
12 N/A 6.01 lb N/A 8.02 lb N/A 10.02 lb N/A 12.03 lb N/A 16.04 lb N/A 20.05 lb N/A 24.06 lb N/A 28.07 lb N/A 32.07 lb
12 1/4 N/A 6.27 lb N/A 8.36 lb N/A 10.45 lb N/A 12.53 lb N/A 16.71 lb N/A 20.89 lb N/A 25.07 lb N/A 29.25 lb N/A 33.42 lb
12 1/2 N/A 6.53 lb N/A 8.70 lb N/A 10.88 lb N/A 13.05 lb N/A 17.40 lb N/A 21.75 lb N/A 26.10 lb N/A 30.45 lb N/A 34.80 lb
12 3/4 N/A 6.79 lb N/A 9.05 lb N/A 11.32 lb N/A 13.58 lb N/A 18.10 lb N/A 22.63 lb N/A 27.16 lb N/A 31.68 lb N/A 36.21 lb
13 N/A 7.06 lb N/A 9.41 lb N/A 11.76 lb N/A 14.12 lb N/A 18.82 lb N/A 23.53 lb N/A 28.23 lb N/A 32.94 lb N/A 37.64 lb
13 1/4 N/A 7.33 lb N/A 9.78 lb N/A 12.22 lb N/A 14.66 lb N/A 19.55 lb N/A 24.44 lb N/A 29.33 lb N/A 34.22 lb N/A 39.10 lb
13 1/2 N/A 7.61 lb N/A 10.15 lb N/A 12.69 lb N/A 15.22 lb N/A 20.30 lb N/A 25.37 lb N/A 30.45 lb N/A 35.52 lb N/A 40.59 lb
13 3/4 N/A 7.90 lb N/A 10.53 lb N/A 13.16 lb N/A 15.79 lb N/A 21.06 lb N/A 26.32 lb N/A 31.58 lb N/A 36.85 lb N/A 42.11 lb
14 N/A 8.18 lb N/A 10.92 lb N/A 13.64 lb N/A 16.37 lb N/A 21.83 lb N/A 27.29 lb N/A 32.74 lb N/A 38.20 lb N/A 43.66 lb
14 1/4 N/A 8.48 lb N/A 11.31 lb N/A 14.14 lb N/A 16.96 lb N/A 22.62 lb N/A 28.27 lb N/A 33.92 lb N/A 39.58 lb N/A 45.23 lb
Unit of Measure
1 2 3