方管,矩形管尺寸表.pdf

惯性矩惯性矩/cm^4 惯性半径惯性半径 /cm 截面模数截面模数 cm^3 扭转常数扭转常数 边长边长 H/m m 边长边长 B/mm 允许允许 偏差偏差 /mm 壁厚壁厚 t/m m 理论重量理论重量 M/(kg/m ) 截面面积截面面积 A/cm^2 Ix Iy rx ry WxWy It/cm^4 Ct/cm^ 3 30 20 0.5 0 1.5 1.06 1.35 1.590.841.08 0.78 8 1.060.841.83 1.4 1.75 1.22 1.55 1.770.931.07 0.77 7 1.180.932.07 1.56 2 1.36 1.74 1.941.021.06 0.76 5 1.291.022.29 1.71 2.5 1.64 2.09 2.211.151.03 0.74 2 1.471.152.68 1.95 40 20 0.5 0 1.5 1.3 1.65 3.271.1 1.41 0.81 5 1.631.1 2.74 1.91 外圆弧半径外圆弧半径/mm 厚度厚度 t/m m 碳素钢碳素钢 (σs≤320MPa ) 低合金钢低合金钢 (σs≥320MPa ) — FGXR t≤31.0～～2.5t 1.5～～2.5t 3＜＜ t≤6 1.5～～2.5t 2.0～～3.0t 6＜＜ t≤10 2.0～～3.0t 2.0～～3.5t t＞＞102.0～～3.5t 2.5～～4.0t 1.75 1.49 1.9 3.681.231.39 0.80 4 1.841.233.11 2.14 2 1.68 2.14 4.051.341.38 0.79 3 2.021.343.45 2.36 2.5 2.03 2.59 4.691.541.350.772.351.544.06 2.72 3 2.36 3.01 5.211.681.32 0.74 8 2.61.684.57 3 40 25 0.5 0 1.5 1.41 1.8 3.821.841.461.011.911.474.06 2.46 1.75 1.63 2.07 4.322.071.44 0.99 9 2.161.664.63 2.76 2 1.83 2.34 4.772.281.43 0.98 8 2.391.825.17 3.07 2.5 2.23 2.84 5.572.641.4 0.96 5 2.792.116.15 3.59 3 2.6 3.31 6.242.941.37 0.94 2 3.122.357 4.01 40 30 0.5 0 1.5 1.53 1.95 4.382.811.5 1.19 9 2.191.875.52 3.02 1.75 1.77 2.25 4.963.171.48 1.18 7 2.482.116.31 3.42 2 1.99 2.54 5.493.511.47 1.17 6 2.752.347.07 3.79 2.5 2.42 3.09 6.454.1 1.45 1.15 3 3.232.748.47 4.46 3 2.83 3.61 7.274.6 1.42 1.12 9 3.633.079.72 5.03 50 25 0.5 0 1.5 1.65 2.1 6.652.251.781.042.661.8 5.52 3.41 1.75 1.9 2.42 7.552.541.76 1.02 4 3.022.036.32 3.54 50 30 0.5 0 2 2.15 2.74 8.382.811.751.013.352.257.06 3.92 定尺精度定尺精度 级别级别 长度范围长度范围 /mm 允许偏差允许偏差 /mm 普通级普通级 别别 4000～～ 12000 (+70,0) 精确级别精确级别 4000～～6000(+5,0) 精确级别精确级别 ＞＞6000～～ 12000 (+10,0) 3 2.5 2.62 2.34 9.893.281.72 0.99 1 3.952.628.43 4.6 3 3.07 3.91 11.173.671.69 0.96 9 4.472.939.64 5.18 1.5 1.767 2.2527.5353.415 1.82 9 1.23 1 3.01 4 2.2767.587 3.83 1.75 2.039 2.5988.5663.868 1.81 5 1.22 3.42 6 2.5798.682 4.35 2 2.305 2.9369.5354.291 1.80 1 1.20 8 3.81 4 2.8619.727 4.84 2.5 2.817 3.58911.2965.05 1.77 4 1.18 6 4.51 8 3.36611.6665.72 3 3.303 4.20612.827 5.696 1.74 5 1.16 3 5.133.79713.4016.49 4 4.198 5.34715.239 6.682 1.68 8 1.11 7 6.09 5 4.45516.2447.77 50 40 0.5 0 1.5 2.003 2.5529.3 6.602 1.90 8 1.60 8 3.723.30112.2385.24 1.75 2.314 2.94810.603 7.518 1.89 6 1.59 6 4.24 1 3.75914.0595.97 2 2.619 3.33611.848.348 1.88 3 1.58 5 4.73 6 4.19215.8176.673 2.5 3.21 4.08914.121 9.976 1.85 8 1.56 2 5.64 8 4.98819.2227.965 3 3.775 4.80816.149 11.38 2 1.83 3 1.53 9 6.465.69122.3369.123 4 4.826 6.14819.493 13.67 7 1.78 1 1.49 2 7.79 7 6.83927.82 11.06 55 25 0.5 0 1.5 1.767 2.2528.4532.461.931.043.071.9686.273 3.458 7 5 4 1.75 2.039 2.5989.6062.779 1.92 2 1.03 4 3.49 3 2.2237.156 3.916 2 2.305 2.93610.689 3.073 1.90 7 1.02 3 3.88 6 2.4597.992 4.342 55 40 0.5 0 1.5 2.121 2.70211.674 7.158 2.07 8 1.62 7 4.24 5 3.57914.0175.794 1.75 2.452 3.12313.329 8.158 2.06 5 1.61 6 4.84 7 4.07916.1756.614 2 2.776 3.53614.904 9.107 2.05 2 1.60 4 5.41 9 4.55318.2087.394 55 50 0.5 0 1.75 2.726 3.47315.811 13.66 2.13 3 1.98 3 5.74 9 5.46423.1738.415 2 3.09 3.93617.714 15.29 8 2.12 1 1.97 1 6.44 1 6.11926.1429.433 60 30 0.6 0 2 2.62 3.33715.046 5.078 2.12 3 1.23 4 5.01 5 3.38512.57 5.881 2.5 3.209 4.08917.933 5.998 2.09 4 1.21 1 5.97 7 3.99815.0546.981 3 3.774 4.80820.496 6.794 2.06 4 1.18 8 6.83 2 4.52917.3357.95 4 4.826 6.14724.691 8.045 2.00 4 1.14 3 8.235.36321.1419.523 60 40 0.6 0 2 2.934 3.73718.412 9.8312.22 1.62 2 6.13 7 4.91520.7028.116 2.5 3.602 4.58922.069 11.73 4 2.19 2 1.59 5 7.35 6 5.86725.0459.722 3 4.245 5.40825.374 13.45 6 2.16 6 1.57 6 8.45 8 6.71829.12111.175 70 50 0.6 0 4 5.451 6.94730.974 16.262.111.5310.38.13436.29813.653 9 1 2 2 3.562 4.53731.475 18.75 8 2.63 4 2.03 3 8.99 3 7.50337.45412.196 3 5.187 6.60844.046 26.09 9 2.58 1 1.98 7 12.5 8 10.43 9 53.42617.06 4 6.71 8.54754.663 32.21 2.52 8 1.94 1 15.6 2 12.88 4 67.61321.189 5 8.129 10.356 63.435 37.17 9 2.17 1 1.89 4 18.1 2 14.87 1 79.90824.642 80 40 0.7 0 2 3.561 4.53637.355 12.72 2.86 9 1.67 4 9.33 9 6.36130.88111.004 2.5 4.387 5.58945.103 15.25 5 2.84 1.65 2 11.2 8 7.62737.46713.283 3 5.187 6.60852.246 17.55 2 2.81 1 1.62 9 13.0 6 8.77643.68 15.283 4 6.71 8.54764.78 21.47 4 2.75 2 1.58 5 16.2 10.73 7 54.78718.844 5 8.129 10.35675.08 24.26 7 2.69 2 1.54 18.7 7 12.28 3 64.11 21.744 80 60 0.7 0 3 6.129 7.80870.042 44.88 6 2.99 5 2.39 7 17.5 1 14.96 2 88.11124.143 4 7.966 10.147 87.945 56.10 5 2.94 3 2.35 1 21.9 8 18.70 1 112.58330.332 5 9.699 12.356 103.25 65.63 4 2.89 2.30 4 25.8 1 21.87 8 134.50335.673 90 40 0.7 5 3 5.658 7.20870.487 19.61 3.12 7 1.64 9 15.6 6 9.80551.19317.339 4 7.338 9.34787.894 24.07 7 3.06 6 1.60 4 19.5 3 12.03 8 64.32 21.441 90 50 0.7 5 5 8.914 11.356 102.49 27.652。