宽度(mm)  厚                               度  4567891011121416182022252830      重                               量     (kg/m)  120.380.470.570.660.75 140.440.550.660.770.88 160.500.630.750.881.001.151.26 180.570.710.850.991.131.271.41 200.630.790.941.101.261.411.571.731.88 220.690.861.041.211.381.551.731.902.07 250.790.981.181.371.571.771.962.162.362.753.14 280.881.101.321.541.761.982.202.422.643.083.53 300.941.181.411.651.882.122.362.592.833.363.774.244.71 321.011.251.501.762.012.262.542.763.013.514.024.525.02 （35）1.101.371.651.922.20 2.75 3.303.95    361.131.411.691.972.262.512.823.113.393.954.525.095.65 401.261.571.882.202.512.833.143.453.774.405.025.656.286.917.858.79 451.411.772.122.472.833.183.533.892.244.955.656.367.077.778.839.8910.60 501.571.962.362.753.143.533.934.324.715.506.287.077.858.649.8110.9911.78 （55）1.732.162.593.023.45 4.32 5.196.05        561.762.202.643.083.523.954.394.835.276.157.307.918.799.6710.9912.3113.19 601.882.362.833.303.774.244.715.185.656.597.548.489.4210.3611.7813.1914.13 631.982.472.973.463.954.454.945.445.936.927.918.909.6910.8812.3613.8514.34 652.042.553.063.574.084.595.105.616.127.148.169.1910.2111.2312.7614.2915.31 702.202.753.303.854.404.955.506.046.597.698.798.8910.9912.0913.7415.3916.49 752.362.943.534.124.715.305.896.487.078.249.4210.6011.7812.9514.7216.4917.66 802.513.143.774.405.025.656.286.917.548.7910.0511.3012.5613.8215.7017.5818.84 852.673.344.004.675.346.016.677.348.019.3410.6812.0113.3514.6816.6818.6820.02 902.833.534.244.955.566.367.077.778.489.8911.3012.7214.1315.5417.6519.7821.20 952.983.734.475.225.976.717.468.208.9510.4411.9313.4214.9216.4118.8420.8822.37 1003.143.934.715.506.287.077.858.649.4210.9912.5614.1315.7017.2719.6321.9823.55