Angle-bar Type Dimension (in mm) Theoretical Weight (kg/m) Leg(x) Wing(y) Waist (t1)Leg (t2) 80 80 50 4.5 5.5 7.52 80 80 46 3.2 4.6 4.85 100 100 55 3.8 5.0 6.72 120 120 64 4.4 5.5 8.33 140 140 73 3.8 5.2 10.05 140 140 73 4.7 6.9 12.90 160 160 82 5.0 7.4 15.80 180 180 91 5.3 8.0 18.80 200 200 100 5.6 8.5 22.40 220 220 110 5.9 9.0 26.20 240 240 120 6.2 9.5 30.70 270 270 135 6.6 10.0 36.10