型钢规格及截面特性表

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型号 I10 I12.6 I14 I16 I18 I20a I20b I22a I22b I25a I25b I28a I28b I32a I32b I32c I36a I36b I36c I40a I40b I40c I45a I45b I45c I50a I50b I50c I56a I56b I56c I63a I63b I63c

尺寸(mm) h 100 126 140 160 180 200 200 200 220 250 250 280 280 320 320 320 360 360 360 400 400 400 450 450 450 500 500 500 560 560 560 630 630 630 b 68 74 80 88 94 100 102 110 112 116 118 122 124 130 132 134 136 138 140 142 144 146 150 152 154 158 160 162 166 168 170 176 178 180 tw 4.5 5.0 5.5 6.0 6.5 7.0 9.0 7.5 9.5 8.0 10.0 8.5 10.5 9.5 11.5 13.5 10.0 12.0 14.0 10.5 12.5 14.5 11.5 13.5 15.5 12.0 14.0 16.0 12.5 14.5 16.5 13.0 15.0 17.0 t 7.6 8.4 9.1 9.9 10.7 11.4 11.4 12.3 12.3 13.0 13.0 13.7 13.7 15.0 15.0 15.0 15.8 15.8 15.8 16.5 16.5 16.5 18.0 18.0 18.0 20.0 20.0 20.0 21.0 21.0 21.0 22.0 22.0 22.0 r 6.5 7.0 7.5 8.0 8.5 9.0 9.0 9.5 9.5 10.0 10.0 10.5 10.5 11.5 11.5 11.5 12.0 12.0 12.0 12.5 12.5 12.5 13.5 13.5 13.5 14.0 14.0 14.0 14.5 14.5 14.5 15.0 15.0 15.0 r1 3.3 3.5 3.8 4.0 4.3 4.5 4.5 4.8 4.8 5.0 5.0 5.3 5.3 5.8 5.8 5.8 6.0 6.0 6.0 6.3 6.3 6.3 6.8 6.8 6.8 7.0 7.0 7.0 7.3 7.3 7.3 7.5 7.5 7.5

截面面积 × 2 2 10 (mm ) 14.35 18.12 21.52 26.13 30.76 35.58 39.58 42.13 46.53 48.54 53.54 55.40 61.00 67.16 73.56 79.96 76.48 83.68 90.88 86.11 94.11 102.11 102.45 111.45 120.45 119.30 129.30 139.30 135.44 146.64 157.84 154.66 167.26 179.86

线密度 (kg/m) 11.26 14.22 16.89 20.51 24.14 27.93 31.07 33.07 36.52 38.11 42.03 43.49 47.89 52.72 57.71 62.77 60.04 65.69 71.34 67.60 73.88 80.16 80.42 87.49 94.55 93.65 101.50 109.35 106.32 115.11 123.90 121.11 131.30 141.19

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x-x y-y 外表面积 2 4 4 3 3 3 3 4 4 (m /m) Ix×10 (mm ) Wx×10 (mm )Sx×10 (mm ) ix×10(mm) Iy×10 (mm ) Wy×103(mm3) 0.43 245 49.0 28.5 4.14 33.0 9.72 0.50 488 77.5 45.2 5.20 46.9 12.70 0.55 712 102.0 59.3 5.76 64.4 16.10 0.62 1130 141.0 81.9 6.58 93.1 21.20 0.68 1660 182.4 107.8 7.36 122.0 26.00 0.74 2370 237.0 137.8 8.15 158.0 31.50 0.75 2500 250.0 147.9 7.96 169.0 33.10 0.80 3400 309.0 179.9 8.99 225.0 40.90 0.82 3570 325.0 190.9 8.78 239.0 42.70 0.90 5020 402.0 232.4 10.20 280.0 48.30 0.90 5280 423.0 247.9 9.94 309.0 52.40 0.98 7110 508.0 289.0 11.30 345.0 56.60 0.98 7480 534.0 309.1 11.10 379.0 61.20 1.08 11100 692.0 403.6 12.80 460.0 70.80 1.09 11600 726.0 428.0 12.60 502.0 76.00 1.09 12200 760.0 455.2 12.30 544.0 81.20 1.18 15800 875.0 514.7 14.10 552.0 81.20 1.19 16500 919.0 544.6 14.10 582.0 84.30 1.19 17300 962.0 578.6 13.80 612.0 87.40 1.29 21700 1090.0 636.4 15.90 660.0 93.20 1.29 22800 1140.0 678.6 15.60 692.0 96.20 1.29 23900 1190.0 719.9 15.20 727.0 99.60 1.41 32200 1430.0 834.2 17.70 855.0 114.00 1.42 33800 1500.0 889.5 17.40 894.0 118.00 1.42 35300 1570.0 938.8 17.10 938.0 122.00 1.54 46500 1860.0 1086.4 19.70 1120.0 142.00 1.54 48600 1940.0 1146.2 19.40 1170.0 146.00 1.55 50600 2080.0 1210.0 19.00 1220.0 151.10 1.69 65600 2340.0 1375.0 22.00 1370.0 165.00 1.69 68500 2450.0 1451.0 21.60 1490.0 174.00 1.69 71400 2550.0 1529.0 21.30 1560.0 183.00 1.86 93900 2980.0 1733.0 24.50 1700.0 193.50

1.87 98100 3160.0 1834.0 24.20 1810.0 204.00 1.87 102000 3300.0 1928.0 23.90 1920.0 214.00

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iy×10(mm) 1.52 1.61 1.73 1.89 2.00 2.12 2.06 2.31 2.27 2.40 2.40 2.50 2.49 2.62 2.61 2.61 2.69 2.64 2.60 2.77 2.71 2.65 2.89 2.84 2.79 3.07 3.01 2.96 3.18 3.16 3.16 3.31 3.29 3.27