常用型钢规格表普通工字钢型号尺寸(mm截面面积(cm)理论重量(kg/m)x-x 轴y-y 轴 h mm b mmt w mm t mm R mmI x cm wcm i x cm I x /S xcmI y cmw cmI y cm10100 6824549331267457488 77114714 140 807121026416 160 88681127 1419318180941699185123a10072369 237 158 20b 200102992502250169a11033 3406 310 226 22b 220 1123583326240a116 85017401 280 25b 250118 101310425278 422297a1227115 50834428b28012461748153424364a1301108069245932b 320 1321511626 727484c13412173761510a136 106015796 8783155536b 360 138121216574 921584c140 1417351 964614a14221714108666040b400 144227811139693c14610223847 1192727a150102322411433855 11445b 450 1521811133759 1500895118c 154120 35278 1568938122a158 121194647218591122 14250b 500 160142014 129 101 48556 19421171 146c16216139 109 50639 20261224 151a166135106 65576 2342221366 16556b 560 16821147 115 68503 24471424 170c170158124 71430 25511485 175a176 13155122 94004 29841702 19463b 630 17815 2215 167 131 98171 31171771 199c7801718014110233932491842 205符号：h —咼度;b —宽度; tw —腹板厚度; t —翼缘平均厚度; I —惯性矩; W —截面模量i —回转半径; Sx —半截面的面积矩;长度:型号10〜18，长5〜19m 型号20〜63，长6〜19m符号：h —咼度;b —宽度; t1 —腹板厚度;t2 —翼缘厚度; I —惯性矩; V —截面模量类别H 型钢规格 (h X bx t i xt 2)截面积A cm质量q kg/mx-x 轴y-y 轴I x (cm 4)W (cm 3)i x (cm)I y (cm 4)W (cm 3)I y (cm)100X100X6X82383290016005030170010801150017001160HW2050160014403300112004030189011201100117031001530119001040612011400160017001280610081106080140029301030118090201060H 型钢i —回转半径;Sx —半截面的面积矩。

符号：h —咼度;b —宽度; t1 —腹板厚度; t2 —翼缘厚度; I —惯性矩; V —截面模量注：“ #”表示的规格为非常用规格。

H 型钢规格 (h X bx t i xt 2)截面积A cm质量q kg/mx-x 轴y-y 轴I x (cm 4)W (cm 3)i x (cm)I y (cm 4)W (cm 3)I y (cm)122018801120018801010 11901450120029001300 15001580 18701540190018407200 20109020 1080类别i —回转半径; Sx —半截面的面积矩。

普通槽钢尺寸（mr ）截面 理论重 x-x 轴 y-y 轴y-y1 轴Z 0 型号h b t w t R 面积(cm 2) 量(kg/m) I xW i xI yWI yI y1(cm )(cm)(cm) (cm ) (cm ) (cm)(cm)(cm)550 377726634051880 43588101101004810198126 539 938938a58 6 564 1314b 14060 8609a6310 10 866 16b 1606510 10935a 687 12732018b 18070 91370111a 73 7 11 11 178017812824420b 200 759 11111914a 77 7 2394 22b220 7992571a78 7 12 12335925b250 809 12 123619c82 1112123880a82475328b280 845118c86548440a88 8 14 14751132b 320 9010 14 148057c9212 14 148603365a96 9 16 161187445536b 360 9811 16 1612652c100 1316 161342970948a1001818175785921057.940b40010218 18186441135.8c1041818197111220.3符号： 同普通工字钢 但Wy 为对应翼缘肢尖长度:型号 型号 型号 5〜8,长5〜12m 10〜18，长5〜19m 20〜20,长6〜19mV1等边角钢型号Z o等边角钢8L90X1L100X12L110X12L125X14L140 X 14重心矩(mm单角钢*nr双角钢截面积10质量(cm)39惯性矩lx截面模量回转半径i y当a为下列数值WxmaxWxmiix6m 8m 10m 12m 14m(kg/m)(cm)115131(cm)297(cm) (cm)17311116 L160L18016 L200角钢型号BXbXtL25X1618L32X20L40X25L45X28104811751321151417011881270单角钢21042366262128673338重心矩(mm)截面(cm)427不等边角钢双角钢*质量(kg/m)回转半径iyiy,当a为下列数值6m 8m 10m 12miy,当a为下列数值6m 8m 10m 12m(cm) (cm)(cm)1107 2角钢型号BXbXtL100X63X L100X80X L110X70XL50X 32L56X 36L63X40L70X45L75X 50L80X 50L90X 56圆角(mm) 101010 10 重心矩Zx(cm 2)15Zy (kg/m )34 30单角钢 截面积(cm)V质量(cm) i x(cm) 不等边角钢回转半径iy(mm) iy 0 (cm 2)双角钢iy,当a 为下列数值6mm (kg/m )8mm I 10mm 12mm (cm)(cm)(cm )iy,当a 为下列数值 6mm8mm10mm 12mn (mm) (cm 2)(kg/m)(cm)注：一个角钢的惯性矩x x2, y y2；—个角钢的截面个角钢的截面模量x x, x x y aX y y y y。