扁钢理论重量表大全小】【字体：大中qywl发布时间：2010-4-6阅读：1424次双击自动滚屏发布者：扁钢理论重量表大全扁钢宽度mm／理论质量／(kg／m)567891011121415161820253080.310.380.44100.390.470.550.630.71120.470.550.660.750.850.941.04130.510.610.710.820.921.021.12140.550.660.770.880.991.101.211.32150.590.710.820.941.061.181.291.41160.630.750.881.001.131.261.381.511.76180.710.850.991.131.271....
