热轧等边角铁规格重量表/每米 角钢号数 尺寸（毫米） A×B 20 T 3 4 3 4 3 4 3 3.6 36 4 5 3 4.0 40 4 5 3 4.5 45 4 5 6 5.0 50 3 4 5 6 3 5.6 56 4 5 8 6.3 63 4 5 7 6.0 5.5 5 5 r 3.5 截断面积 （厘米2） 1.132 1.459 1.432 1.859 1.749 2.276 2.109 4.5 2.756 3.382 2.359 3.086 3.791 2.659 3.486 4.292 5.076 2.971 3.7 4.803 5.688 3.343 4.390 5.415 8.367 4.978 6.143 理论重量 （公斤/每米） 0.8 1.145 1.124 1.459 1.373 1.786 1.656 2.163 2.6 1.852 2.422 2.976 2.088 2.736 .369 3.985 2.332 3.059 3.770 4.465 2.624 3.446 4.251 6.568 3.907 4.822 表面积 （米2/米） 0.078 0.077 0.098 0.097 0.117 0.117 0.141 0.141 0.141 0.157 0.157 0.156 0.177 0.177 0.176 0.176 0.197 0.197 0.196 0.196 0.221 0.220 0.220 0.219 0.248 0.248 2 2.5 3.0 25 30 3.5 4.5 5.0 50 5.5 6 8 10 4 5 7 70 6 7 8 5 6 7.5 75 7 8 10 5 6 8 80 7 8 10 6 7 9 90 8 10 12 6 10 100 7 8 10 12 10 100 14 12 16 7 8 11 110 10 12 12 14 8 12.5 125 10 12 14 10 14 140 12 14 14 14 12 10 9 9 8 7.288 9.515 11.657 5.570 6.875 8.160 9.424 10.667 7.367 8.797 10.160 11.503 14.126 7.912 9.397 10.860 12.303 15.126 10.637 12.301 13.944 17.167 20.306 11.932 13.796 15.638 19.261 22.800 26.256 29.627 15.196 17.238 21.261 25.200 29.056 11.932 13.796 15.638 19.261 27.373 32.512 37.567 5.721 7.469 9.151 4.372 5.397 6.406 7.398 8.373 5.818 6.905 7.976 9.030 11.0 6.211 7.376 8.525 9.658 11.874 8.350 9.656 10.946 13.476 15.940 9.366 10.830 12.276 15.120 17.8 20.611 23.257 11.928 13.532 16.690 19.782 22.809 15.504 19.133 22.696 26.193 21.488 25.522 29.490 0.247 0.247 0.246 0.275 0.275 0.275 0.275 0.274 0.295 0.294 0.294 0.294 0.293 0.315 0.314 0.314 0.314 0.313 0.3 0.3 0.353 0.353 0.352 0.393 0.393 0.393 0.392 0.391 0.391 0.390 0.433 0.433 0.432 0.431 0.431 0.492 0.491 0.491 0.490 0.551 0.551 0.550 16 10 16 160 12 14 16 12 18 180 14 16 18 14 16 20 200 18 18 20 24 16 16 42.539 31.502 37.441 43.296 49.067 42.241 48.6 55.467 61.955 .2 62.013 69.301 76.505 90.661 33.393 24.729 29.391 33.987 38.518 33.159 38.383 43.2 48.634 42.4 48.680 .401 60.056 71.168 0.9 0.630 0.630 0.629 0.629 0.710 0.709 0.709 0.708 0.788 0.788 0.787 0.787 0.785
