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Round Bars - Square Bars

Round Bars - Square Bars
Dimension and Properties
Round Bars Square Bars

Diameter


(d)
mm

 Weight per Metre

(W)
kg 		Sectional Area

(a)
Cm2		 Perimeter


(p)
cm

Width Across Flat

(d)
mm

Weight per Metre

(W)
kg

Sectional Area

(a)
Cm2

 Perimeter


(p)
cm
5.0 0.15 0.20 1.57 5.0 0.20 0.25 2.0
5.5 0.19 0.24 1.73 5.5 0.28 0.30 2.2
6.0 0.22 0.28 1.88 6.0 0.28 0.36 2.4
7.0 0.30 0.38 2.20 7.0 0.38 0.49 2.8
8.0 0.39 0.50 2.51 8.0 0.50 0.64 3.2
9.0 0.50 0.64 2.83 9.0 0.64 0.81 3.6
10.0 0.62 0.79 3.14 10.0 0.78 1.00 4.0
11.0 0.75 0.95 3.46 11.0 0.95 1.21 4.4
12..0 0.89 1.13 3.77 12..0 1.13 1.44 4.8
14.0 1.21 1.54 4.40 14.0 1.54 1.96 5.6
16.0 1.58 2.01 5.03 16.0 2.01 2.56 6.4
18.0 2.00 2.54 5.65 18.0 2.54 3.24 7.2
20.0 2.47 3.14 6.28 20.0 3.14 4.00 8.0
22.0 2.98 3.80 6.91 22.0 3.80 4.84 8.8
25.0 3.85 4.91 7.85 25.0 4.91 6.25 10.0
28.0 4.83 6.16 8.80 28.0 6.15 7.84 11.2
32.0 6.31 8.04 10.05 32.0 8.04 10.24 12.8
36.0 7.99 10.18 11.31 36.0 10.17 12.96 14.4
40.0 9.86 12.57 12.57 40.0 12.56 16.00 16.0
45.0 12.49 15.90 14.14 45.0 15.90 20.25 18.0
50.0 15.41 19.64 15.71 50.0 19.62 25.00 20.0
56.0 19.34 24.63 17.59 56.0 24.62 31.36 22.4
63.0 24.47 31.17 19.79 63.0 31.16 39.69 25.2
71.0 31.08 39.59 22.31 71.0 39.57 50.41 28.4
80.0 39.46 50.27 25.13 80.0 50.24 64.00 32.0
90.0 49.94 63.62 2827 90.0 63.58 81.00 36.0
100.0 61.66 78.54 31.42 100.0 78.50 100.00 40.0
110.0 74.6 95.03 34.56 110.0 94.98 121.00 44.0
125.0 96.34 112.72 39.27 125.0 122.66 156.25 50.0
140.0 120.84 153.94 43.98 140.0 153.86 195.00 56.0
160.0 157.84 201.06 50.27 160.0 200.96 256.00 64.0
180.0 199.76 254.47 56.55 180.0 254.34 324.00 72.0
200.0 246.62 314.16 62.83 200.0 314.00 400.00 80.0

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