C型钢、Z型钢、方矩形管基本尺寸与主要参数国标,彩钢压型复合板

C 型钢基本尺寸与主要参数国标 GB/T6725-2002 名称 尺寸 惯性矩 cm4 l 回转半矩 截面模数 cm4 h× b× c× t h b c t lx ly rx ry wx wy 80× 40× 15× 2.5 80 40 15 2.5 41.39 9 .326 3.117 1.47 9 10.35 6 .432 100× 50× 20× 2.5 100 50 20 2.5 84.9 3 19 .89 3.9 25 1.89 9 16 .9 9 10.7 3 120× 50× 20× 2.5 120 50 20 2.5 130.7 21.26 4.6 33 1.880 21.7 8 12.44 140× 50× 20× 2.5 140 50 20 2.5 188.5 22.42 5.380 1.885 26 .9 3 7 4.12 140× 6 0× 20× 2 140 6 0 20 2 219 .848 25.7 33 5.345 1.828 31.406 7 .532 150× 50× 20× 2 150 50 20 2 37 0.7 6 6 39 .9 7 5 5.7 13 1.87 4 49 .435 23.6 7 8 150× 6 0× 20× 2 150 6 0 20 2 357 .227 7 0.223 5.9 7 4 2.6 7 1 46 .830 28.327 16 0× 6 0× 20× 2 16 0 6 0 20 2 339 .9 55 47 .9 89 6 .182 2.17 2 42.49 4 10.109 16 0× 6 0× 20× 3 16 0 6 0 20 3 339 .9 55 41.9 9 6 .182 2.17 2 42.49 22.7 4 16 0× 7 0× 20× 3 16 0 7 0 20 3 37 6 .9 6 1.27 6 .300 2.540 47 .11 27 .48 180× 6 0× 20× 2 180 6 0 20 2 449 .6 9 5 43.6 11 6 .881 2.143 49 .9 6 6 10.235 180× 6 0× 20× 3 180 6 0 20 3 449 .6 43.6 1 6 .881 2.143 49 .9 7 25.07 180×70×20×2 180 70 20 2 496.693 63.712 7.074 2.512 55.188 13.019 180×70×20×3 180 70 20 3 496.6 63.71 7.014 2.512 55.19 30.25 200×60×20×2 200 60 20 2 573.425 45.014 7.569 2.112 57.842 10.342 200×60×20×3 200 60 20 3 578.4 45.04 7.569 2.112 57.84 27.38 200×70×20×2 200 70 20 2 636.643 65.883 7.715 2.481 63.644 73.167 200 ×70×20×3 200 70 20 3 636.6 65.88 7.715 2.481 63.66 32.99 220×70×20×2.5 220 70 20 2.5 743.5 68.75 7.755 2.657 66.45 31.98 250×75×20×2 250 75 20 2 898.495 70.309 9.753 3.156 69.879 25.674 250×75×20×2.5 250 75 20 2.5 989.871 72.70...