{"text_format":"3","workbook":"xls","n_sheets":1,"sheets":["C形槽形截面性质"],"not_rendered":{"images":1,"external_links":1,"defined_names":62},"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"C形槽形截面性质","index":0,"n_rows":20,"n_cols":4,"rows_kept":20,"merged":[[0,0,0,3]],"flags":["formulas_cached_only"]}
["C形槽形截面性质计算"]
["b＝",200,"(mm)","翼缘宽 b"]
["t＝",6,"(mm)","翼缘尖厚 t"]
["tt＝",16,"(mm)","翼缘根厚 tt"]
["h＝",250,"(mm)","总高 h"]
["tw＝",10,"(mm)","腹板厚 tw"]
["A＝",6680,"(mm)","截面面积 A"]
["SS＝",{"v":391233.3333333334,"d":"391233"},"(mm3)","截面对腹板边缘轴的面积矩 SS=∑Ai*xi"]
["x＝",{"v":58.56786427145709,"d":"5.8568E+01"},"(mm)","形心主轴到腹板边缘的距离 x=SS/A"]
["xx＝",{"v":141.4321357285429,"d":"1.4143E+02"},"(mm)","形心主轴到翼缘尖的距离 xx=b-x"]
["Ix＝",{"v":72393426.66666667,"d":"7.2393E+07"},"(mm4)","惯性矩 Ix=∑(Ix1i+Ai*yi^2)"]
["Iy＝",{"v":23193965.90153027,"d":"2.3194E+07"},"(mm4)","惯性矩 Iy=∑(Iy1i+Ai*xi^2)"]
["ix＝",{"v":104.10254233858693,"d":"1.0410E+02"},"(mm)","回转半径 ix=sqrt(Ix/A)"]
["iy＝",{"v":58.92495722579201,"d":"5.8925E+01"},"(mm)","回转半径 iy=sqrt(Iy/A)"]
["Wx＝",{"v":579147.4133333333,"d":"5.7915E+05"},"(mm3)","截面抵抗矩 Wx=Ix/h*2"]
["Wxx＝",{"v":579147.4133333333,"d":"5.7915E+05"},"(mm3)","截面抵抗矩 Wx=Ix/h*2"]
["Wy＝",{"v":396018.6390616568,"d":"3.9602E+05"},"(mm3)","截面抵抗矩 Wy=Iy/x"]
["Wyy＝",{"v":163993.6057109927,"d":"1.6399E+05"},"(mm3)","截面抵抗矩 Wyy=Iy/xx"]
["γ=",78.5,"(kN/m3)","材料重度 γ(钢材为78.5kN/m3)"]
["G＝",{"v":0.52438,"d":"0.5244"},"(kN/m)","每延米自重 G=Aγ"]