1、工字钢悬臂梁容许荷重工字钢悬臂梁容许荷重悬臂梁长度 L/m0.5 1 1.5 2 2.5 3 3.5 4工字钢 号码容许荷重 P/t1012.614161820a22a25a28a32a32c36a36c40a40c45a45c50a50c56a56c63a63c1.42.22.94.05.26.68.711.314.219.421.324.526.930.533.340.043.952.058.265.571.483.592.40.681.11.42.02.63.34.35.67.19.710.612.213.515.316.620.021.926.029.132.735.741.746.2
2、0.720.951.41.72.22.93.84.76.57.18.29.010.211.113.314.617.419.421.923.827.830.80.540.710.981.31.72.22.83.64.85.36.16.77.68.310.010.913.014.616.417.920.923.10.570.781.01.31.72.32.83.94.34.95.46.16.68.08.810.411.613.114.316.718.50.650.861.11.41.92.43.23.54.14.55.15.66.77.38.79.710.911.913.915.40.560.74
3、0.941.21.62.02.83.03.53.84.44.85.26.37.48.39.410.211.913.20.640.821.11.41.82.42.73.13.43.84.25.05.56.57.38.28.910.411.5注：1.材料为Q235-A； 2.允许应力为140MPa。工字钢简支梁容许荷重工字钢简支梁容许荷重支点间的距离L/m2 3 4 5 6 7 8 9 10工字钢号码容 许 荷 重 P/tf1012.614161820a22a25a28a32a32c36a36c40a40c45a45c50a50c56a56c63a63c1.372.22.93.95.26.68.7
4、11.314.219.321.22 4.526.930.53 3.340,043.952.058.265.571.483.492.30.911.41.92.63.54.45.87.59.512.914.216.317.920.322.226.729.334.738.843.747.655.761.60.681.11.42.02.63.34.55.67.19.710.612.313.515.216.620.021.926.029.132.835.741.746.20.861.11.62.12.73.54.55.77.88.59.810.812.213.316.017.620.823.326.22
5、B633.436.90.951.31.72.22.93.84.76.57.18.28.910.211.113.314.617.319.421.823.827.830.70.821.11.51.92.53.24.15.56.17.07.78.79.511.412.614.816.618.720.423.926.41.31.72.22.83.64.85.36.16.77.68.310.010.913.014.616.417.820.823.01.21.51.92.53.24.34.75.45.96.87.48.99.811.512.214.515.918.620.51.31.72.32B3.94.34.95.46.16.68.08.710.411.613.114.316.71 8.5注：1.材料为Q235-A； 2.允许应力为140MPa。
