冷板理论重量表厚度(mm) 理论重量(/m) 厚度(mm) 理论重量(/m)0.2 1.57 1.3 10.210.25 1.96 1.4 10.990.3 2.36 1.5 11.780.35 2.75 1.6 12.560.4 3.14 1.7 13.350.45 3.53 1.8 14.130.5 3.93 2 15.70.55 4.32 2.2 17.270.6 4.71 2.5 19.360.65 5.1 2.8 21.980.7 5.5 3 23.550.75 5.89 3.2 25.120.8 6.28 3.5 27.480.9 7.07 3.8 29.831 7.85 3.9 30.621.1 8.64 4 31.41.2 9.42