Size as follows: 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 pls contact us at yilongintl at ho***il *** com for more. Chinese Standard I beams Type Dimension (in mm) Theoretical Weight (kg/m) High Leg Thickness 80 80 (¡À2.0) 50 (¡À2.0) 4.5 (¡À0.5) 7.520 100 100 (¡À2.0) 68 (¡À2.0) 4.5 (¡À0.5) 11.261 120 120 (¡À2.0) 74 (¡À2.0) 5.0 (¡À0.5) 13.987 140 140 (¡À2.0) 80 (¡À2.0) 5.5 (¡À0.5) 16.890 160 160 (¡À2.0) 88 (¡À2.5) 6.0 (¡À0.5) 20.513 180 180 (¡À2.0) 94 (¡À2.5) 6.5 (¡À0.5) 24.143 200 200 (¡À3.0) 100 (¡À3.0) 7.0 (¡À0.7) 27.929 200 200 (¡À3.0) 102 (¡À3.0) 9.0 (¡À0.7) 31.069 220 220 (¡À3.0) 110 (¡À3.0) 7.5 (¡À0.7) 33.070 220 220 (¡À3.0) 112 (¡À3.0) 9.5 (¡À0.7) 36.524 250 250 (¡À3.0) 116 (¡À3.0) 8.0 (¡À0.7) 38.050 250 250 (¡À3.0) 118 (¡À3.0) 10.0 (¡À0.7) 42.030 288 288 (¡À3.0) 122 (¡À3.0) 8.5 (¡À0.7) 43.492 280 280 (¡À3.0) 124 (¡À3.0) 10.5 (¡À0.7) 47.888 300 300 (¡À3.0) 126 (¡À3.0) 9.0 (¡À0.7) 48.084 300 300 (¡À3.0) 128 (¡À3.0) 11.0 (¡À0.7) 52.794 |