Theoretical Weights of Brass Rods and Bars for Squares
(Imperial Sizes)
Size
(in.) 		Size
(in.) 		Size
(mm.) 		Kilogrammes per Metre
(kg/m)		 Kilogrammes per 3.6 Metre Length
(kg/3.6m)		 Metres per Kilogrammes
(m/kg)		 Pounds per Foot
(lb/ft)
3/32 0.094 2.381 0.048 0.173 20.82 0.03
1/8 0.125 3.175 0.085 0.307 11.71 0.06
5/32 0.156 3.969 0.133 0.480 7.50 0.09
3/16 0.188 4.762 0.192 0.692 5.21 0.13
1/4 0.250 6.350 0.342 1.23 2.93 0.23
5/16 0.313 7.938 0.534 1.92 1.87 0.36
3/8 0.375 9.525 0.768 2.77 1.30 0.52
7/16 0.438 11.11 1.05 3.77 0.956 0.70
1/2 0.500 12.70 1.37 4.92 0.732 0.92
9/16 0.563 14.29 1.73 6.22 0.578 1.16
5/8 0.625 15.88 2.13 7.68 0.468 1.43
11/16 0.688 17.46 2.58 9.30 0.387 1.74
3/4 0.750 19.05 3.07 11.07 0.325 2.07
13/16 0.813 20.64 3.61 12.99 0.277 2.42
7/8 0.875 22.23 4.18 15.06 0.239 2.81
15/16 0.938 23.81 4.80 17.29 0.208 3.23
1" 1.000 25.40 5.46 19.67 0.183 3.67
1-1/8 1.125 28.58 6.92 24.90 0.145 4.65
1-1/4 1.250 31.75 8.54 30.74 0.117 5.74
1-3/8 1.375 34.93 10.33 37.19 0.097 6.94
1-1/2 1.500 38.10 12.30 44.26 0.081 8.26
1-5/8 1.625 41.28 14.43 51.95 0.069 9.70
1-3/4 1.750 44.45 16.74 60.25 0.060 11.25
1-7/8 1.875 47.63 19.21 69.16 0.052 12.91
2" 2.000 50.80 21.86 78.69 0.046 14.69
2-1/4 2.250 57.15 27.66 99.59 0.036 18.59
2-1/2 2.500 63.50 34.15 122.95 0.029 22.95
2-3/4 2.750 69.85 41.33 148.77 0.024 27.77
3" 3.000 76.20 49.18 177.05 0.020 33.05
3-1/4 3.250 82.55 57.72 207.79 0.017 38.79
3-1/2 3.500 88.90 66.94 240.79 0.015 44.98
3-3/4 3.750 95.25 76.84 276.64 0.013 51.64
4" 4.000 101.60 87.43 314.76 0.011 58.75