1、型号尺寸/mm截面面积/cm2理论质量/(kg/m)参考数值XXY-Yhbdtrr1Ix/cm4Wx/cm3ix/cmIx:SxIy/cm4Wy/cm3iy/cm101006824549126744881414080712102161608811301411818094166018512220a200100237023715820b200102250025016922a220110340030922522b220112357032523925a250116502040228025b250118528042330928a280122711050834528b280124748053437932a
2、3201301110069246032b3201321160072650232c3201341220076054436a3601361580087555236b3601381650091958236c3601401730096261240a40014221700109066040b40014422800114069240c40014623900119072745a45015022200143085511445b4501526_833800150089411845c45015435300157093812250a500158119,304465001860112014250b5001604860
3、01940117014650c500162506002080122015156a560166656002340137016556b560168685002450149017456c560170714002550156018363a630176939002980170019363b630178981003160181020463c63018010200033001920214121207443624a240116457038128024b240118480040029727a270122655048534527b270124687050936630a300126895059740030b300128940062742230c300130985065744555a550168629002290137016455b550168656002390142017055c5501706840024901480175符号意义:h 咼度;r i腿端圆弧半径;b腿宽度;I 惯性矩;d腰厚度;V抗弯截面系数;t 平均腿厚度;i 惯性半径;C形心;r 内圆弧半径;S半截面的静力矩。