槽钢执行标准及规格.doc

.槽钢执行标准及规格规格高度（mm）腿宽（mm）腰厚（mm）理论重重（kg/m）允许误差mm5#50374.55.4381.5*1.5*0.46.3#63404.86.6348#80435.08.04510#100485.310.00712#120535.512.0592.0*2.0*0.512.6126535.512.31914#a140586.014.53514#b14060816.73316#a160636.517.242.0*2.5*0.616#b160658.519.75218#a18068720.17418#b1807092320#a20073722.6373.0*3.0*0.720#b20075925.77722#a22077