工字钢截面计算

b＝150(mm)翼缘宽bh＝300(mm)柱高htw＝6(mm)腹板厚twt＝8(mm)翼缘厚tA＝4104(mm)截面面积AIx＝62624352(mm2)转动惯量IxIy＝4505112(mm2)转动惯量Iyix＝123.53(mm)回转半径ixiy＝33.13(mm)回转半径iyWx＝417495.68(mm3)截面抵抗矩Wx=Ix/b*2Wy＝60068.16(mm3)截面抵抗矩Wy=Iy/b*2N＝150.00(kN)轴力NM＝118.00(kN.m)弯矩Mσe＝319(MPa)弹性设计最大应力σe=N/A+M/Wxσp＝306(MPa)纯弯梁考虑塑性最大应力σp=N/A+M/1.05WL＝12000(mm)构件长度LL0＝24000(mm)计算长度L0L0/ix＝194.29X轴长细比L0/ixL0/iy＝724.37Y轴长细比L0/iyNum＝1数量NumG＝32.22(kg/m)每米重量GGsum＝32.22(kg)重量Gsum工字型截面性质计算