표준단면치수 Standard Sectional Dimension mm 단위무게 Weight 단면적 Sectional Area 단면계수 Modulus of Section ㎤ HXB T1 T2 kg/m ㎠ Zx Zy 100X75 5 8 12.9 16.43 56.5 12.9 125X75 5.5 9.5 16.1 20.45 86.4 15.7 150X75 5.5 9.5 17.1 21.83 109 15.8 150X125 8.5 14 36.2 46.15 237 63.1 180X100 6 10 23.6 30.06 186 28.2 200X100 7 10 26.0 33.06 218 28.2 200X150 9 16 50.4 64.16 449 103 250X125 7.5 12.5 38.3 48.79 415 55.2 250X125 10 19 55.5 70.73 587 89.6 300X150 8 13 48.3 61.58 633 80.0 300X150 10 18.5 65.5 83.47 849 118 300X150 11.5 22 76.8 97.88 981 149 350X150 9 15 58.5 74.58 871 95.4 350X150 12 24 87.2 111.1 1280 164 400X150 10 18 72.0 91.73 1200 118 400X150 12.5 25 95.8 112.1 1580 172 600X190 13 25 133 169.4 3270 267 600X190 16 35 176 224.5 4330 390