不锈钢方钢的不锈钢棒理论重量|不锈钢方钢重量表

Question

如题所述

Answer 1

直径d(或边长a)/mm 不锈钢棒精度组别 　　不锈钢棒截面面积/cm² 不锈钢棒理论质量(kg/m) 1组 2组 3组 圆 钢 方 钢 圆 钢 方 钢 允许偏差/mm 5.5 士0.20 ±0.30 士0.40 O．2375 0.30 0.186 0.237 6 0.2827 0.36 0.222 0.283 6.5 0.3318 0.42 0.260 0.332 7 0.3848 0.49 0.302 0.385 8 ±0.25 ±0.35 ±0.40 0.5077 0.64 0.395 0.502 9 0.6362 0.81 0.499 0.636 10 0.7854 1.0 0.617 0.785 *1l 0.9503 1.21 0.746 0.95 12 1.131 1.44 0.888 1.13 13 1.327 1.69 1.04 1.33 14 1.539 1.96 1.2l 1.54 15 1.767 2.25 1.39 1.77 16 2.011 2.56 1.58 2.01 17 2.270 2.89 1.78 2.27 18 2.545 3.24 2.00 2.54 19 2.835 3.61 2.23 2.83 20 3.142 4.00 2.47 3.14 21 ±O．30 ±O．40 ±O．50 3.464 4.41 2.72 3.46 22 3.80l 4.84 2.98 3.80 *23 4.155 5.29 3.26 4.15 24 4.524 5.76 3.55 4.52 25 4.909 6.25 3.85 4.91 26 5.309 6.76 4.17 5.3l *27 5.726 7.29 4.49 5.72 28 6.158 7.84 4.83 6.15 *29 6.605 8.41 5.18 6.60 30 7.069 9.00 5.55 7.06 *31 ±0.40 ±0.50 ±0.60 7.548 9.6l 5.93 7.54 32 8.042 10.24 6.31 8.04 *33 8.553 10.89 6.71 8.55 34 9.097 11.56 7.13 9.07 *35 9.62l 12.25 7.55 9.62 36 10.18 12.96 7.99 10.2 38 11.34 14.44 8.90 11．3 40 12.57 16.00 9.86 12.6 42 13.85 17.64 10.9 13.8 45 15.90 20.25 12.5 15.9 48 18.10 23.04 14.2 18.1 50 19.64 25．00 15.4 19.6 53 ±0.60 士O．70 ±0.80 22.06 28.09 17.3 22．O *55 23.76 30.25 18.6 23.7 56 24.63 31.36 19.3 24.6 *58 26.42 33.64 20.7 26.4 60 ±O．60 ±O．70 ±0.80 28.27 36.00 22.2 28.3 63 31.17 39.69 24.5 31.2 *65 33.18 42.25 26．O 33.2 *68 36.32 46.24 28.5 36.3 70 38.48 49.00 30.2 38.5 75 44.18 56.25 34.7 44.2 80 50.27 64.00 39.5 50.2 85 ±O．9 ±1.0 ±1.1 56.75 72.25 44.5 56.7 90 63.62 81.00 49.9 63.6 95 70.88 90.25 55.6 70.8 100 78.54 100.00 61.7 78.5 105 86.59 110.25 68.0 86.5 110 95.03 121.00 74.6 95．0 115 ±1.2 ±1.3 ±1.4 103.82 132.26 81.5 104 120 113.10 144.00 88.8 113 125 122.72 156.25 96.3 123 130 132.73 169.00 104 133 140 153.94 196.00 12l 154 150 176.72 225.00 139 177 160 - - ±2.0 201.06 256.00 158 201 170 226.98 289.00 178 227 180 254.47 324.00 200 254 190 283.53 361.00 223 283 200 - - 士2.5 314.16 400.00 247 314 220 380.13 - 298 - 250 490.88 - 385 -