热轧H-型钢（GB/T11263-2005）理论重量表1型号截面尺寸/mm 截面面积/cm2理论重量kg/m型号截面尺寸/mm 截面面积/cm2理论重量kg/m高度*宽度H*B t1t2r 高度*宽度H*B t1t2rHW100x100 100x100 6 8 8 21.90 16.90HN 150x75 150x75 5 7 8 17.85 14.00125x125 125x125 6.5 9 8 30.00 23.60 175x90 150x90 5 8 8 22.90 18.00150x150 150x150 7 10 8 39.65 31.10200x100 198x99 4.5 7 8 22.69 17.80175x175 175x175 7.5 11 13 51.43 40.40 200x100 5.5 8 8 26.67 20.90200x200 200x200 8 12 13 63.53 49.90250x125248x124 5 8 8 31.99 25.70 200x204 12 12 13 71.53 56.20 250x125 6 9 8 36.97 29.00250x250 244x252 11 11 13 81.31 63.80300x150298x149 5.5 8 13 40.80 32.00250x250 9 14 13 91.43 71.80 300x150 6.5 9 13 46.78 36.70250x255 14 14 13 103.93 81.60350x175346X174 6 9 13 52.45 41.20300x300 294x302 12 12 13 106.33 83.50 350x175 7 11 13 62.91 49.40 300x300 10 15 13 118.45 93.00 400X150 400X150 8 13 13 70.37 55.20 300x305 15 15 13 133.45 104.80400x200396X199 7 11 13 71.41 56.10350x350 338x351 13 13 13 133.27 104.60 400x200 8 13 13 83.37 65.40 344x348 10 16 13 144.01 113.00450x200446X199 8 12 13 82.97 65.10 344x354 16 16 13 164.65 129.30 450x200 9 14 13 95.43 74.90 350x350 12 19 13 171.89 134.90500x200496X199 9 14 13 99.29 77.90 350x357 19 19 13 196.39 154.20 500X200 10 16 13 112.25 88.10400x400 388x402 15 15 22 178.45 140.10 506X201 11 19 13 129.31 101.50 394x398 11 18 22 186.81 146.60550X200546X199 9 14 13 103.79 81.50 394x405 18 18 22 214.39 168.30 550X200 10 16 13 149.25 117.20 400x400 13 21 22 218.69 171.70600x200596X199 10 15 13 117.75 92.40 400x408 21 21 22 250.69 196.80 600X200 11 17 13 131.71 103.40 414x405 18 28 22 295.39 231.90 606X201 12 20 13 149.77 117.60 428x407 20 35 22 360.65 283.10650X300646X299 10 15 13 152.75 119.90 458x417 30 50 22 528.55 414.90 650X300 11 17 13 171.21 134.40 *498x432 45 70 22 770.05 604.50 656X301 12 20 13 195.77 153.70*500x500 492x465 15 20 22 257.95 202.50700x300692X300 13 20 18 207.54 162.90 502x465 15 25 22 304.45 239.00 700x300 13 24 18 231.54 181.80 502x470 20 25 22 329.55 258.70750X300734X299 12 16 18 182.70 143.40HM 150x100 148x100 6 9 8 26.35 20.70 742X300 13 20 18 214.04 168.00 200x150 194x150 6 9 13 38.11 29.90 750X300 13 24 18 238.04 186.90 250x175 244x175 7 11 13 55.49 43.60 758X303 16 28 18 284.78 223.60 300x200 294x200 8 12 13 71.05 55.80*800x300792x300 14 22 18 239.50 188.00 350x250 340x250 9 14 13 99.53 78.10 800x300 14 26 18 263.50 206.80 400x300 390x300 10 16 13 133.25 104.60*850x300834x298 14 19 18 227.46 178.60 450x300 440x300 11 18 13 153.89 120.80 842x299 15 23 18 259.72 203.90 500x300482x300 11 15 13 141.17 110.80 850x300 16 27 18 292.14 229.30 488x300 11 18 13 159.17 124.90 858x301 17 31 18 324.72 254.90 550x300544x300 11 15 13 147.99 116.20*900x300890x299 15 23 18 266.92 209.50 550x300 11 18 13 165.99 130.30 900x300 16 28 18 305.82 240.10 600x300582x300 12 17 13 169.21 132.80 912x302 18 34 18 360.06 282.60 588x300 12 20 12 187.21 147.00*1000x3000970x297 16 21 18 276.00 216.70 594x302 14 23 13 217.09 170.40 980x298 17 26 18 315.50 247.70HN 100x50 100x50 5 7 8 11.85 9.30 990x298 17 31 18 345.30 271.10 125x60 125x60 6 8 8 16.69 13.10 1000x300 19 36 18 395.10 310.20型号截面尺寸/mm 截面面积/cm2理论重量kg/m型号截面尺寸/mm 截面面积/cm2理论重量kg/m 高度*宽度H*B t1t2r 高度*宽度H*B t1t2rHN *1000x3000 1008x30221 40 18 439.26 344.80HT175x90 171x89 4 6 8 17.59 13.80 HT100x5095x48 3.2 4.5 8 7.62 6.00175x175167x173 5 7 13 33.32 26.2097x49 4 5.5 8 9.38 7.40 172x175 6.5 9.5 13 44.65 35.00100x100 96x99 4.5 6 8 16.21 12.70200x100193x98 3.2 4.5 8 15.26 12.00 125x60118x58 3.2 4.5 8 9.26 7.30 196x99 4 6 8 19.79 15.50120x59 4 5.5 8 11.40 8.90 200x150 188x149 4.5 6 8 26.35 20.70 125x125 119x123 4.5 6 8 20.12 15.80 200x200 192x198 6 8 13 43.69 34.30 150x75145x73 3.2 4.5 8 11.47 9.00 250x125 244x124 4.5 6 8 25.87 20.30147x74 4 5.5 8 14.13 11.10 250x175 238x173 4.5 8 13 39.12 30.70 150x100139x97 3.2 4.5 8 13.44 10.50 300x150 294x148 4.5 6 13 31.90 25.00142x99 4.5 6 8 18.28 14.30 300x200 286x198 6 8 13 49.33 38.70 150x150144x148 5 7 8 27.77 21.80 350x175 340x173 4.5 6 13 36.97 29.00147x149 6 8.5 8 33.68 26.40 400x150 390x148 6 8 13 47.57 37.30 175x90 168x88 3.2 4.5 8 13.56 10.60 400x200 390x198 6 8 13 55.57 43.60 注：1、同一型号的产品，其内侧尺寸高度是一致2、截面面积计算公式为“t1(H-2t2)+2Bt2+0.858r2”3、* 所示规格表示国内暂不能生产普通高频焊接薄壁H型钢理论重量表2型号尺寸/mm 截面面积cm2理论重量kg/m型号尺寸/mm 截面面积cm2理论重量kg/mh b tw tf h b tw tf100100 50 2.3 3.2 5.35 4.2250250 200 4.5 8 42.53 33.39 100 50 3.2 4.5 7.41 5.82 250 200 4.5 10 50.35 39.52 100 100 4.5 6.0 15.96 12.53 250 200 6 6 38.28 30.05 100 100 6.0 8.0 21.04 16.52 250 200 6 8 46.04 36.14 120120 120 3.2 4.5 14.35 11.27 250 200 6 10 53.8 42.23 120 120 4.5 6 19.26 15.12300300 150 3.2 4.5 22.81 17.91 150150 75 3.2 4.5 11.26 8.84 300 150 4.5 6 30.96 24.3 150 75 4.5 6 15.21 11.94 300 150 6 8 41.04 32.22 150 100 4.5 6 18.21 14.29 300 150 6 10 46.8 36.74 150 150 4.5 6 24.21 19 300 200 3.2 4.5 27.31 21.44200200 100 3 3 11.82 9.28 300 200 4.5 4.5 31.1 24.41 200 100 3.2 4.5 15.11 11.86 300 200 4.5 6 36.96 29.01 200 100 3.2 6 18.02 14.14 300 200 4.5 8 44.78 35.15 200 100 4.5 6 20.46 16.06 300 200 6 6 41.28 32.4 200 150 6 8 35.04 27.51 300 200 6 8 49.04 38.5 200 150 4.5 8 32.28 25.34 300 200 6 10 56.8 44.59 200 200 6 8 43.04 33.79350350 150 3.2 4.5 24.41 19.16 200 250 8 10 64.4 50.55 350 150 4.5 6 33.21 26.07250250 125 3 3 14.82 11.63 350 150 4.5 8 39.03 30.64 250 125 3.2 4.5 18.96 14.89 350 150 4.5 10 44.85 35.21 250 150 3.2 6 25.62 20.11 350 150 6 8 44.04 34.57 250 150 4.5 6 28.71 22.54 350 175 4.5 6 36.21 28.42 250 150 4.5 8 34.53 27.11 350 175 4.5 8 43.03 33.78 250 150 6 8 38.04 29.86 350 175 4.5 10 49.85 39.13型号尺寸/mm 截面面积cm2理论重量kg/m型号尺寸/mm 截面面积cm2理论重量kg/mh b tw tf h b tw tf400400 150 3.2 4.5 26.01 20.42400400 200 6 8 55.04 43.21 400 150 4.5 6 35.46 27.84 400 200 6 10 62.8 49.3 400 150 4.5 8 41.28 32.4 400 200 8 10 70.4 55.26 400 150 4.5 10 47.1 36.97450450 200 4.5 4.5 37.85 29.71 400 150 6 6 41.28 32.4 450 200 4.5 6 43.71 34.31 400 150 6 8 47.04 36.93 450 200 4.5 8 51.53 40.45 400 150 6 10 52.8 41.45 450 200 4.5 10 59.35 46.59 400 150 8 10 60.4 47.41 450 200 6 6 50.28 39.47 400 200 4.5 4.5 35.6 27.94 450 200 6 8 58.04 45.56 400 200 4.5 6 41.46 32.55 450 200 6 10 65.8 51.65 400 200 4.5 8 49.28 38.68 450 200 8 10 74.4 58.4 400 200 4.5 10 57.1 44.82 450 250 4.5 6 49.71 39.02C型钢理论重量表3250 200 4.5 6 34.71 27.25 400 400 200 6 6 47.28 37.11 型号尺寸/mm 截面面积cm2理论重量kg/m型号尺寸/mm 截面面积cm2理论重量kg/mh b a t h b a tC80 80 40 20 2.25 4.29 3.37 C200 200 70 20 2.25 8.34 6.55 C80 80 40 20 2.50 4.75 3.72 C200 200 70 20 2.50 9.25 7.26 C80 80 40 20 2.75 5.19 4.08 C200 200 70 20 2.75 10.14 7.96 C80 80 40 20 3.00 5.64 4.42 C200 200 70 20 3.00 11.04 8.66 C80 80 50 20 2.25 4.74 3.72 C200 200 80 20 2.25 8.79 6.90 C80 80 50 20 2.50 5.25 4.12 C200 200 80 20 2.50 9.75 7.65 C80 80 50 20 2.75 5.74 4.51 C200 200 80 20 2.75 10.69 8.39 C80 80 50 20 3.00 6.24 4.89 C200 200 80 20 3.00 11.64 9.13 C100 100 50 20 2.25 5.19 4.08 C220 220 50 20 2.25 7.89 6.19 C100 100 50 20 2.50 5.75 4.51 C220 220 50 20 2.50 8.75 6.86 C100 100 50 20 2.75 6.29 4.94 C220 220 50 20 2.75 9.59 7.53 C100 100 50 20 3.00 6.84 5.36 C220 220 50 20 3.00 10.44 8.19 C120 120 50 20 2.25 5.64 4.43 C220 220 60 20 2.25 8.34 6.55 C120 120 50 20 2.50 6.25 4.90 C220 220 60 20 2.50 9.25 7.26 C120 120 50 20 2.75 6.84 5.37 C220 220 60 20 2.75 10.14 7.96 C120 120 50 20 3.00 7.44 5.84 C220 220 60 20 3.00 11.04 8.66 C140 140 50 20 2.25 6.09 4.78 C220 220 70 20 2.25 8.79 6.90 C140 140 50 20 2.50 6.75 5.29 C220 220 70 20 2.50 9.75 7.65 C140 140 50 20 2.75 7.39 5.80 C220 220 70 20 2.75 10.69 8.39 C140 140 50 20 3.00 8.03 6.31 C220 220 70 20 3.00 11.67 9.13 C140 140 60 20 2.25 6.54 5.13 C220 220 80 20 2.25 9.24 7.25 C140 140 60 20 2.50 7.25 5.69 C220 220 80 20 2.50 10.25 8.04 C140 140 60 20 2.75 7.94 6.23 C220 220 80 20 2.75 11.24 8.82 C140 140 60 20 3.00 8.64 6.78 C220 220 80 20 3.00 12.24 9.60 C160 160 50 20 2.25 6.54 5.13 C240 240 50 20 2.25 8.34 6.55 C160 160 50 20 2.50 7.25 5.69 C240 240 50 20 2.50 9.25 7.26 C160 160 50 20 2.75 7.94 6.23 C240 240 50 20 2.75 10.14 7.96 C160 160 50 20 3.00 8.64 6.78 C240 240 50 20 3.00 11.04 8.66型号 尺寸/mm截面面积 cm 2理论重量kg/m 型号 尺寸/mm截面面积 cm 2 理论重量kg/m h b a t h b a t C160 160 60 20 2.75 8.49 6.67 C240 240 60 20 2.75 10.69 8.39 C160 160 60 20 3.00 9.24 7.25 C240 240 60 20 2.25 8.79 6.90 C160 160 70 20 2.25 7.44 5.84 C240 240 60 20 2.50 9.75 7.65 C160 160 70 20 2.50 8.25 6.47 C240 240 60 20 2.75 10.69 8.39 C160 160 70 20 2.75 9.04 7.10 C240 240 60 20 3.00 11.64 9.13 C160 160 70 20 3.00 9.84 7.72 C240 240 70 20 2.25 9.24 7.25 C180 180 50 20 2.25 6.99 5.49 C240 240 70 20 2.50 10.25 8.04 C180 180 50 20 2.50 7.75 6.08 C240 240 70 20 2.75 11.24 8.82 C180 180 50 20 2.75 8.49 6.67 C240 240 70 20 3.00 12.24 9.60 C180 180 50 20 3.00 9.24 7.25 C240 240 80 20 2.25 9.69 7.61 C180 180 60 20 2.25 7.44 5.84 C240 240 80 20 2.50 10.75 8.43 C180 180 60 20 2.50 8.25 6.47 C240 240 80 20 2.75 11.79 9.26 C180 180 60 20 2.75 9.04 7.10 C240 240 80 20 3.00 12.84 10.07 C180 180 60 20 3.00 9.84 7.72 C250 250 50 20 2.25 8.57 6.72 C180 180 70 20 2.25 7.89 6.19 C250 250 50 20 2.50 9.50 7.45 C180 180 70 20 2.50 8.75 6.86 C250 250 50 20 2.75 10.42 8.18 C180 180 70 20 2.75 9.59 7.53 C250 250 50 20 3.00 11.34 8.90 C180 180 70 20 3.00 10.44 8.19 C250 250 60 20 2.25 9.02 7.08 C180 180 80 20 2.25 8.34 6.55 C250 250 60 20 2.50 10.00 7.85 C180 180 80 20 2.50 9.25 7.26 C250 250 60 20 2.75 10.97 8.61 C180 180 80 20 2.75 10.14 7.96 C250 250 60 20 3.00 11.94 9.37 C180 180 80 20 3.00 11.04 8.66 C250 250 70 20 2.25 9.47 7.43 C200 200 50 20 2.25 7.44 5.84 C250 250 70 20 2.50 10.50 8.24 C200 200 50 20 2.50 8.25 6.47 C250 250 70 20 2.75 11.52 9.04 C200 200 50 20 2.75 9.04 7.10 C250 250 70 20 3.00 12.54 9.84 C200 200 50 20 3.00 9.84 7.72 C250 250 75 20 2.25 9.69 7.61 C200 200 60 20 2.25 7.89 6.19 C250 250 75 20 2.50 10.75 8.43 C200 200 60 20 2.50 8.75 6.86 C250 250 75 20 2.75 11.79 9.26 C200 200 60 20 2.75 9.59 7.53 C250 250 75 20 3.00 12.84 10.07 C200 200 60 20 2.25 7.89 6.19 C250 250 80 20 2.25 9.92 7.78 C200 200 60 20 2.50 8.75 6.86 C250 250 80 20 2.50 11.00 8.63 C200 200 60 20 2.75 9.59 7.53 C250 250 80 20 2.75 12.07 9.47 C20020060203.0010.448.19C25025080203.0013.1410.31Z 型钢理论重量 表4型 号 断面尺寸/mm 理论重量Kg/mH ×B ×A ×t H B A T100×40×20×2.0 100 40 20 2.0 3.454 100×40×20×2.5 100 40 20 2.5 4.3175 120×50×20×2.0 120 50 20 2.0 4.082 120×50×20×2.5 120 50 20 2.5 5.102 120×50×20×3.0 120 50 20 3.0 6.123 140×50×20×2.5 140 50 20 2.5 5.495 140×50×20×3.0 140 50 20 3 6.594 160×60×20×2.5 160 60 20 2.5 6.28 160×70×20×2.5 160 70 20 2.5 6.627 160×70×20×3.0 160 70 20 3.0 8.007 180×70×20×2.5 180 70 20 2.5 7.065 180×70×20×3.0 180 70 20 3.0 8.478 200×70×20×2.520070 202.57.457C160 160 60 20 2.25 6.99 5.49 C240 240 60 20 2.25 8.79 6.90 C160 16060202.507.756.08 C240 24060202.509.757.65等边角钢理论重量表56 21.9 9.40 7.387 22.3 10.86 8.538 22.7 12.30 9.6610 23.5 15.13 11.87不等边角钢理论重量表6角钢型号B×b×t 圆角重心矩截面积理论重量角钢型号B×b×t圆角重心矩截面积理论重量R Zx Zy A R Zx Zy A mm cm2kg/m mm cm2kg/mL25×16×33.54.2 8.6 1.16 0.91L100×63×61014.3 32.4 9.62 7.55 4 4.6 9.0 1.50 1.18 7 14.7 32.8 11.1 8.72L32×20×33.54.9 10.8 1.49 1.17 8 15 33.2 12.6 9.88 45.3 11.2 1.94 1.52 10 15.8 34 15.5 12.1L40×25×345.9 13.2 1.89 1.48L100×80×61019.7 29.5 10.6 8.35 4 6.3 13.7 2.47 1.94 7 20.1 30 12.3 9.66L45×28×356.4 14.7 2.15 1.69 8 20.5 30.4 13.9 10.9 4 6.8 15.1 2.81 2.2 10 21.3 31.2 17.2 13.5L50×32×35.57.3 16 2.43 1.91L110×70×61015.7 35.3 10.6 8.35 4 7.7 16.5 3.18 2.49 7 16.1 35.7 12.3 9.66L56×36×368.0 17.8 2.74 2.15 8 16.5 36.2 13.9 10.94 8.5 18.2 3.59 2.82 10 17.2 37 17.2 13.55 8.8 18.7 4.42 3.47L125×80×71118 40.1 14.1 11.1L63×40×479.2 20.4 4.06 3.19 8 18.4 40.6 16 12.65 9.5 20.8 4.99 3.92 10 19.2 41.4 19.7 15.56 9.9 21.2 5.91 4.64 12 20 42.2 23.4 18.37 10.3 21.6 6.8 5.34L140×90×81220.4 45 18 14.2L70×45×47.510.2 22.3 4.55 3.57 10 21.2 45.8 22.3 17.55 10.6 22.8 5.61 4.4 12 21.9 46.6 26.4 20.76 11.0 23.2 6.64 5.22 14 22.7 47.4 30.5 23.97 11.3 23.6 7.66 6.01L160×100×101322.8 52.4 25.3 19.9L75×50×5811.7 24.0 6.13 4.81 12 23.6 53.2 30.1 23.6 6 12.1 24.4 7.26 5.7 14 24.3 54 34.7 27.2 8 12.9 25.2 9.47 7.43 16 25.1 54.8 39.3 30.8 10 13.6 26.0 11.6 9.1L180×110×101424.4 58.9 28.4 22.3L80×50×5811.4 26.0 6.38 5 12 25.2 59.8 33.7 26.56 11.8 26.5 7.56 5.93 14 25.9 60.6 39 30.67 12.1 26.9 8.72 6.85 16 26.7 61.4 44.1 34.68 12.5 27.3 9.87 7.75L200×125×121428.3 65.4 37.9 29.8L90×56×5912.5 29.1 7.21 5.66 14 29.1 66.2 43.9 34.46 12.9 29.5 8.56 6.72 16 29.9 67.8 49.7 397 13.3 30.0 9.88 7.76 18 30.6 67 55.5 43.68 13.6 30.4 11.2 8.78型号尺寸（mm）截面面积(cm2)理论重量(kg/m) h b t w t R5 50 37 4.5 7 7 6.92 5.446.3 63 40 4.87.5 7.58.45 6.63 8 80 43 5 8 8 10.24 8.04 10 100 48 5.3 8.5 8.5 12.74 10 12.6 126 53 5.5 9 9 15.69 12.3114 a14058 6 9.5 9.5 18.51 14.53b 60 8 9.5 9.5 21.31 16.7316 a16063 6.5 10 10 21.95 17.23b 65 8.5 10 10 25.15 19.7518 a18068 7 10.5 10.5 25.69 20.17b 70 9 10.5 10.5 29.29 22.9920 a20073 7 11 11 28.83 22.63b 75 9 11 11 32.83 25.7722 a22077 7 11.5 11.5 31.84 24.99b 79 9 11.5 11.5 36.24 28.45普通槽钢理论重量表7常用有缝钢管的规格及参数表8矩形管理论重量表（加热处理）表9规格mm 壁厚mm 理论重量规格mm 壁厚mm 理论重量规格mm 壁厚mm 理论重量D×B t kg/m D×B t kg/m D×B t kg/m50x50 5.0 6.8500150x150 6.3 28.1000200x20016.0 90.300060x60 3.0 5.2900 3.0 2.3900 4.0 6.99704.0 6.9000 8.0 35.1000250x2506.3 47.900080x80 6.3 14.2000 10.0 43.1000 8.0 60.3000100x1005.0 14.7000 12.5 52.7000 10.0 74.50006.3 18.2000 16.0 65.2000 12.5 91.9000 8.0 22.6000180x1806.3 34.0000 16.0 115.0000 10.0 27.40008.0 42.7000 300x300 8.0 72.800025a25078 7 12 12 34.91 27.4b 80 9 12 12 39.91 31.33c 82 11 12 12 44.91 35.2528a28082 7.5 12.5 12.5 40.02 31.42b 84 9.5 12.5 12.5 45.62 35.81c 86 11.5 12.5 12.5 51.22 40.2132a32088 8 14 14 48.5 38.07b 90 10 14 14 54.9 43.1c 92 12 14 14 61.3 48.1236a36096 9 16 16 60.89 47.8b 98 11 16 16 68.09 53.45c 100 13 16 16 75.29 59.140a400100 10.5 18 18 75.04 58.91b 102 12.5 18 18 83.04 65.19c 104 14.5 18 18 91.04 71.47公称直径外径/mm 普通管加厚管mm in 壁厚/mm 理论重量/(kg/m) 壁厚/mm 理论重量/(kg/m) 6 1/8 10.00 2.00 0.39 2.50 0.648 1/4 13.50 2.25 0.62 2.75 0.7310 3/8 17.00 2.25 0.82 2.75 0.9715 1/2 21.00 2.75 1.26 3.25 1.4420 3/4 26.80 2.75 1.63 3.50 2.0125 1 33.60 3.25 2.42 4.00 2.9132 1 1/4 42.30 3.25 3.13 4.00 3.7740 1 1/2 48.00 3.50 3.84 4.25 4.5850 2 60.00 3.50 4.88 4.50 6.1665 2 1/2 75.50 3.75 6.64 4.50 7.8880 3 88.50 4.00 8.34 4.75 9.81100 4 114.00 4.00 10.85 5.00 13.44125 5 140.00 4.50 15.04 5.50 18.24150 6 165.00 4.50 17.81 5.50 21.53矩形管理论重量表10圆钢直径d 理论重量 圆钢直径d 理论重量 圆钢直径d 理论重量 圆钢直径d 理论重量 圆钢直径d 理论重量mm kg/m mm kg/m mm kg/m mm kg/m mm kg/m 5.5 0.186 14 1.21 28 4.83 56 19.3 120 88.8 6 0.222 15 1.39 30 5.55 63 24.5 125 96.3 6.5 0.26 16 1.58 32 6.31 70 30.2 130 104 7 0.302 17 1.78 34 7.13 75 34.7 140 121 8 0.395 18 2 36 7.99 80 39.5 150 139 9 0.499 19 2.23 38 8.9 85 44.5 160 158 10 0.617 20 2.47 40 9.86 90 49.9 170 178 5.5 0.186 21 2.72 42 10.9 95 55.6 180 200 6 0.222 22 2.98 45 12.5 100 61.7 190 223 6.5 0.26 24 3.55 48 14.2 105 68 200 247 12 0.888 25 3.85 50 15.4 110 74.6 220 298 13 1.04264.175317.311581.5250385型号 尺寸（mm ） 截面面积(cm 2) 理论重量(kg/m) h b t w t R 10 100 68 4.5 7.6 6.5 14.3 11.2 12.6 126 74 5 8.4 7 18.1 14.2 14 140 80 5.5 9.1 7.5 21.5 16.9 16 160 88 6 9.9 8 26.1 20.5 18 180 94 6.5 10.7 8.5 30.7 24.1 20 a 200 100 7 11.4 9 35.5 27.9 b 102 9 39.5 31.1 22 a 220 110 7.5 12.3 9.5 42.1 33 b 112 9.5 46.5 36.5 25 a 250 116 8 13 10 48.5 38.1 b 118 10 53.5 42 28a 280122 8.5 13.710.555.4 43.5 b 124 10.5 61 47.9 32 a 320 130 9.5 15 11.567.1 52.7 b 132 11.5 73.5 57.7 c 134 13.5 79.9 62.7 36 a 360 136 10 15.8 1276.4 60 b 138 12 83.6 65.6 c 140 14 90.8 71.3 40 a 400 142 10.5 16.5 12.586.1 67.6 b 144 12.5 94.1 73.8 c 146 14.5 102 80.1 45 a 450 150 11.5 18 13.5102 80.4 b 152 13.5 111 87.4 c 154 15.5 120 94.5 50 a 500 158 12 20 14119 93.6 b 160 14 129 101 c 162 16 139 109 56 a 560 166 12.5 21 14.5135 106 b 168 14.5 147 115 c 170 16.5 158 124 63 a 630 176 13 22 15155 122 b 178 15 167 131 c78017180141..T 型钢理论重量 表13类别型号 截面尺寸 理论重量（Kg/m ） 类别型号 截面尺寸 理论重量 （Kg/m ） h b t1 t2 h b t1 t2 TW50×100 50 100 6 8 8.56 TN 50×50 50 50 5 7 4.79 62.5×125 62.5 125 6.5 9 11.9 62.5×60 62.5 60 6 8 6.67 75×150 75 150 7 10 15.9 75×75 75 75 5 7 7.11 87.5×175 87.5 175 7.5 11 20.2 87.5×90 87.5 90 5 8 9.11 100×200 100 200 8 12 25.2 100×100 99 99 4.5 7 9.26 100 204 12 12 28.3 100 100 5.5 8 10.8 125×250125 250 9 14 36.2 125×125 124 124 5 8 12.9 125 255 14 14 41.1 125 125 6 9 14.8 150×300147 302 12 12 42.5 150×150 149 149 5.5 8 16.3 150 300 10 15 47.3 150 150 6.5 9 18.7 150 305 15 15 53.1 175×175 173 174 6 9 20.9 175×350172 348 10 16 57.3 175 175 7 11 25.0 175 350 12 19 68.2 200×200 198 199 7 11 28.3 200×400194 402 15 15 70.3 200 200 8 13 33.0 197 398 11 18 73.6 225×200223 199 8 12 33.4 200 400 13 21 86.1 225 200 9 14 38.2 200 408 21 21 98.7 250×200248 199 9 14 39.7 207 405 18 28 116 250 200 10 16 44.8 214 407 20 35 142 253 201 11 19 51.5 74×100 74 100 6 9 10.7 300×200298 199 10 15 47.6 TM97×150 97 150 6 9 15.6 300 200 11 17 53.1 122×175 122 175 7 11 22.1 303 201 12 20 60.1 147×200 147 200 8 12 28.7 350×300 346 300 13 20 83 170×250 170 250 9 14 39.9 350 300 13 24 92.5 200×300 195 300 10 16 53.7 400×300 396 300 14 22 95.2 220×300 220 300 11 18 61.8 400 300 14 26 105 250×300 241 300 11 15 57.5 450×300 450 300 16 28 121.5 244 300 11 18 64.5 125×255 125 255 14 14 41.1 300×300291 300 12 17 68.5 300×300297 300 14 23 87.3 294300122075.5。