1、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 cm4hbct h b c t lx ly rx ry wx wy 8040152.5 80 40 15 2.5 41.39 9.326 3.117 1.47910.35 6.43210050202.5 100 50 20 2.5 84.93 19.89 3.925 1.89916.99 10.7312050202.5 120 50 20 2.5 130.7 21.26 4.633 1.88021.78 12.4414050202.5 140 50 20 2.5 188.5 22.4
2、2 5.380 1.88526.93 74.1214060202 140 60 20 2 219.848 25.7335.345 1.82831.4067.53215050202 150 50 20 2 370.766 39.9755.713 1.87449.43523.67815060202 150 60 20 2 357.227 70.2235.974 2.67146.83028.32716060202 160 60 20 2 339.955 47.9896.182 2.17242.49410.10916060203 160 60 20 3 339.955 41.99 6.182 2.17
3、242.49 22.7416070203 160 70 20 3 376.9 61.27 6.300 2.54047.11 27.4818060202 180 60 20 2 449.695 43.6116.881 2.14349.96610.23518060203 180 60 20 3 449.6 43.61 6.881 2.14349.97 25.0718070202 180 70 20 2 496.693 63.7127.074 2.51255.18813.01918070203 180 70 20 3 496.6 63.71 7.014 2.51255.19 30.252006020
4、2 200 60 20 2 573.425 45.0147.569 2.11257.84210.34220060203 200 60 20 3 578.4 45.04 7.569 2.11257.84 27.3820070202 200 70 20 2 636.643 65.8837.715 2.48163.64473.167200 70203 200 70 20 3 636.6 65.88 7.715 2.48163.66 32.9922070202.5 220 70 20 2.5 743.5 68.75 7.755 2.65766.45 31.9825075202 250 75 20 2
5、898.495 70.3099.753 3.15669.87925.67425075202.5 250 75 20 2.5 989.871 72.7069.189 3.27571.19029.84630040153 300 40 15 3 1231 75.36 10.31 1.15082.11 21.7030080253 300 80 25 3 1125.37785.60510.2733.85279.56032.421380110304 380 11030 4 1301.22599.81872.7434.12586.76539.57440050153 400 50 15 3 2837 28.8
6、9 13.67 1.378147.9 36.88注：特殊规格型钢可在下列尺寸中任意调节 h：50400(mm) b ：30110(mm) t：1.55.0(mm)并可生产不等边 C 型钢Z 型钢基本尺寸与主要参数国标 GB/T6725-2002 Z 型钢结构图Z 型钢实物图名称 尺寸 惯性矩 cm4l 回转半矩cm截面模数 cm4hbct h b c t lx ly rv wx wy 10040202.0 100 40 20 2.0 60.62 17.2 1.256 12.12 4010040202.5 100 40 20 2.5 73.05 20.32 1.234 14.61 5512050
7、202.0 120 50 20 2.0 107.77 30.51 1.519 17.96 6712050202.5 120 50 20 2.5 130.7 36.36 1.497 21.78 7712050203.0 120 50 20 3.0 152.11 41.55 1.474 25.35 8614050202.5 140 50 20 2.5 188.5 36.36 1.503 26.93 7.45814050203 140 50 20 3 219.8 41.55 1.48 31.47 8.56716060202.5 160 60 20 2.5 290.3 58.78 1.767 36.2
8、9 10.0016070202.5 160 70 20 2.5 321.4 88.57 2.014 40.17 12.8816070203.0 160 70 20 3.0 376.9 102.3 1.99 47.11 17.9418070202.5 180 70 20 2.5 422.9 88.58 2.028 46.99 12.8818070203.0 180 70 20 3.0 496.7 102.3 2.003 55.19 14.9420070202.5 200 70 20 2.5 541.5 88.58 2.03 54.15 12.8823075253 230 75 25 3 951.
9、37 138.9 2.212 82.73 18.9025075253 250 75 25 3 1160.1 138.9 2.205 92.8 18.9030085254 300 85 25 4 注：特殊 Z 型钢规格可在下列尺寸中任意调节：80300(mm) b：40 100(mm) t：1.55.0(mm)并可生产不等边 Z 型钢方矩形管基本尺寸与主要参数国标 GB/J6728-2002 GB/T6725-2002 方矩管规格(mm) 方矩管规格(mm)5030(33.5) 200 15085050(33.5) 200 150106060(34) 200 150 127070(34) 200
10、200(56)8040(34) 20020088080(34) 200200 10100100(34) 200200 12100 1005 250150(56)100 1006 250 1508100 1007 250 150 1012060(34) 250 150 12120605 250200(58)12080(34) 250200(1012)120805 2502506120806 250250(810)120808 250250 1212575(34) 300150(56)125755 300 150815075(34) 300 150 10150755 300 150 1215010
11、0(35) 300200(68)150 1006 300200 10150 1008 300200 12120120(36) 300300(68)125125(46) 300300(1012)140140(46) 350 1506140 1408 350 1508140160(56) 350 150 101401608 350 150 12150906 3503508150150(46) 3503501012)150 1508 4003008150150 10 400300(1012)160160(46) 4004008160 1608 400400(1012)180180(46) 5003008180 1808 500300(1012)180 180 10 250450(812)200956 125100(35)200100(46) 250100(46)200 1008 250 1008200 100 10 250 100 10200150(56) 彩钢压型板图例与主要参数国标 GC/T-8691-2000彩钢压型板图例与主要参数国标 GC/T-8691-2000
