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1、 惯性矩惯性矩/cm4 惯性半径惯性半径 /cm 截面模数截面模数 cm3 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/cm2 Ix Iy rx ry WxWy It/cm4 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
2、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 (s320MPa ) 低合金钢低合金钢 (s320MPa ) FGXR t31.02.5t 1.52.5t 3 t6 1.52.5t 2.03.0t 6 t10 2.03.0t 2.03.5t t102.03.5t 2.54.0t 1.75 1.49 1.
3、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.
4、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
5、.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
6、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 40006000(+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
7、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
8、.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.
9、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.
10、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
11、.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
12、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 2.6
13、3 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
14、 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
15、 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
16、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 27.6527.63.001.5622.7713.82575.426 1 5 4 4 2 4.19 5.33757.878 23.36 8 3.29 3 2.09 3 12.8 6 9.34753.36615.882 2.5 5.172 6.58970.263 28.23 6 3.26 6 2.07 15.6 1 11.29 4 65.29919.235 3 6.129 7.80881.845 32.73
17、 5 3.23 7 2.04 7 18.1 9 13.09 4 76.43322.316 4 7.966 10.147102.7 40.69 5 3.18 1 2.00 2 22.4 2 16.27 8 97.16227.961 5 9.699 12.356 120.57 47.34 5 3.12 3 1.95 7 26.7 9 18.93 8 115.43636.774 90 55 0.7 5 2 4.346 5.53661.75 28.95 7 3.34 2.28 7 13.7 3 10.5362.72417.601 2.5 5.368 6.83975.049 33.06 5 3.31 3
18、 2.26 4 16.6 8 12.75 1 76.87721.357 90 60 0.7 5 3 6.6 8.40893.203 49.76 4 3.32 9 2.43 2 20.7 1 16.58 8 104.55227.391 4 8.594 10.947117.5 62.38 7 3.27 6 2.38 7 26.1 1 20.79 5 133.85234.501 5 10.484 13.356 138.65 73.21 8 3.22 2 2.31 1 30.8 1 24.40 6 160.27340.712 95 50 0.7 5 2 4.347 5.53766.084 24.52
19、1 3.45 5 2.10 4 13.9 1 9.80857.45816.804 2.5 5.369 6.83980.306 29.64 7 3.24 7 2.08 2 16.9 1 11.89 5 70.32420.364 100 50 0.8 0 3 6.69 8.408106.45 36.05 3 3.55 8 2.07 21.2 9 14.42 1 88.31125.012 4 8.594 10.947 134.12 44.93 8 3.5 2.02 6 26.8 2 17.97 5 112.40931.35 120 50 0.9 0 5 10.484 13.356 158.16 52
20、.423.441.9831.620.97 113.75836.804 9 1 1 3 1 2.5 6.35 8.089143.97 36.70 4 4.21 9 2.1324 14.68 2 96.02626.006 3 7.543 9.608168.58 42.69 3 4.18 9 2.10 8 28.1 17.07 7 112.8730.317 120 60 0.9 0 3 8.013 10.208 189.11 64.39 8 4.30 4 2.51 1 31.5 8 21.46 6 156.02937.138 4 10.478 13.347 240.72 81.23 5 4.24 6
21、 2.46 6 40.1 2 27.07 8 200.40747.048 5 12.839 16.356 286.94 95.96 8 4.18 8 2.42 2 47.8 2 31.98 9 240.86955.846 6 15.097 19.232 327.95 108.7 2 4.12 9 2.37 7 54.6 6 36.23 8 277.36163.597 120 80 0.9 0 3 8.955 11.408 230.19 123.4 3 4.49 1 3.28 9 38.3 6 30.85 7 255.12850.799 4 11.734 11.947 294.57 157.2
22、8 4.43 9 3.24 3 49.0 9 39.32 330.43864.927 5 14.409 18.356 353.11 187.7 5 4.38 5 3.19 8 58.8 5 46.93 6 400.73577.772 6 16.981 21.632106 214.9 8 4.33 2 3.15 2 67.6 7 53.74 4 165.9483.399 140 80 1.0 0 4 12.99 16.547 429.58 180.4 1 5.09 5 3.30 1 61.3 7 45.10 1 410.71376.478 5 15.979 20.356 517.02 215.9
23、 1 5.03 9 3.25 6 73.8 6 53.97 8 498.81591.834 6 18.865 24.032 569.94 247.9 1 4.98 3 3.21 1 85.2 8 61.97 6 580.919105.83 150 100 1.2 0 4 14.874 18.947 594.59 318.5 5 5.60 1 4.11 79.2 8 63.71 660.613104.94 5 18.334 23.356 719.16 383.95.544.0595.879.79 806.733126.81 9 9 4 9 7 6 21.691 27.632 834.62 444
24、.1 4 5.49 5 4.00 9 111. 3 88.82 7 915.022147.07 8 28.096 35.791 1039.1 519.3 1 5.38 8 3.91 7 138. 5 109.8 6 1147.71181.85 160 60 1.2 0 3 9.898 12.608 389.86 83.91 5 5.56 1 2.58 48.7 3 27.97 2 228.1550.14 4.5 14.498 18.469 552.08 116.6 6 5.46 8 2.51 3 69.0 1 38.88 6 324.9670.085 160 80 1.2 0 4 14.216
25、 18.117 597.69 203.5 3 5.73 8 3.34 8 71.7 1 50.88 3 483.12988.031 5 17.519 22.356 721.65 214.0 9 5.68 1 3.30 4 90.2 1 61.02 599.175105.9 6 20.749 26.433 835.94 286.8 3 5.62 3 3.25 9 104. 2 76.20 8 698.881122.27 8 26.81 33.644 1036.5 343.6 5.50 5 3.17 129. 6 85.89 9 876.599149.54 180 65 1.2 0 3 11.07
26、5 14.108 550.35 111.7 8 6.24 6 2.81 5 61.1 5 34.39 3 306.7561.849 4.5 16.264 20.719 784.13 156.4 7 6.15 2 2.74 8 87.1 3 48.14 4 438.9186.993 180 100 1.3 0 4 16.758 21.317 926.02 373.8 8 6.58 6 4.18 4 102. 9 74.75 5 852.708127.06 5 20.689 26.356 1124.2 451.7 4 6.534.14 124. 9 90.34 7 1012.58 9 153.88
27、 6 24.517 31.232 1309.5 523.7 7 6.47 5 4.09 5 145. 5 104.7 5 1222.93 3 178.88 8 31.861 40.391 1643.1 651.1 3 6.36 2 4.00 2 182. 6 130.2 3 1554.60 6 222.49 200 100 1.3 0 4 18.014 22.941 1199.7 410.27.234.2312082.15 948.151141.81 6 2 5 22.259 28.356 1459.3 496.9 1 7.17 3 4.18 6 145. 9 99.38 1 1203.87
28、8 171.94 6 26.101 33.632 1703.2 576.8 6 7.11 6 4.14 1 170. 3 115.3 7 1412.98 6 200.1 8 34.376 43.7912146 719.0 1 7 4.05 2 214. 6 143.8 1789.55 1 249.6 200 120 1.4 0 4 19.3 24.5 13536187.435.02135103 1345 172 5 23.8 30.4 16497507.374.97165125 1652 210 6 28.3 36 19298747.324.93193146 1947 245 8 36.5 4
29、6.4 238610797.174.82239180 2507 308 200 150 1.5 0 4 21.2 26.9 158410217.676.16158136 1942 219 5 26.2 33.4 193512457.626.11193166 2391 267 6 31.1 39.6 226814577.566.06227194 2826 312 8 40.2 51.2 289218157.435.95283242 3664 396 220 140 1.5 0 4 21.8 27.7 18929488.265.84172135 1987 224 5 27 34.4 2313115
30、58.215.8210165 2447 274 6 32.1 40.8 271413528.155.75247193 2891 321 8 41.5 52.8 338916858.015.65308241 3746 407 250 150 1.6 0 4 24.3 30.9 269712349.346.32216165 2665 275 5 30.1 38.4 330415089.286.27264201 3285 337 6 35.8 45.6 388617689.236.23311236 3886 396 8 46.5 59.2 488622199.086.12391296 5050 50
31、4 260 180 1.8 0 5 33.2 42.4 412123509.867.45317261 4695 426 6 39.6 50.4 485627639.817.4374307 5566 501 8 51.5 65.6 614534939.687.29473388 7267 642 10 63.2 80.6 736341749.567.2566646 8850 772 300 200 2.0 0 5 38 48.4 6241336111.48.34416336 6836 552 6 45.2 57.6 7370396211.38.29491396 8115 651 8 59.1 75
32、.2 9389504211.28.19626504 10627838 10 72.7 92.6 11313605811.18.09754606 129871012 350 250 2.2 0 5 45.8 58.4 10520630613.410.4601504 12234817 6 54.7 69.6 12547745813.410.3712594 14554967 8 71.6 91.2 16001957313.210.2914766 191361253 10 88.4 113 19407 11588 13.110.1 1109927 235001522 400 200 2.4 0 5 4
33、5.8 58.4 12490431114.68.6624431 10519742 6 54.7 69.6 14789509214.58.55739509 12069877 8 71.6 91.2 18947651714.48.45949652 158201133 10 88.4 113 23003786414.38.36 1150786 193681373 12 104 132 26248897714.18.24 1312898 227821591 400 250 2.6 0 5 49.7 63.4 14440705615.110.6722565 14773937 6 59.4 75.6 17
34、118835215 10.5856668 175801110 8 77.9 99.2 22048 10744 14.910.4 1102860 231271440 10 96.2 122 26806 13029 14.810.3 13401042284231753 12 113 144 30766 14926 14.610.2 15381197335972042 450 250 2.8 0 6 64.1 81.6 22724924516.710.6 1010740 206871253 8 84.2 107 29336 11916 16.510.5 1304953 272221628 10 10
35、4 133 35737 14470 16.410.4 15881158334731983 12 123 156 41137 16663 16.210.3 18281333395912314 500 300 3.2 0 6 73.5 93.6 33012 15151 18.812.7 13211010324201688 8 96.7 123 42805 19624 18.612.6 17121308427672202 10 120 153 52328 23933 18.512.5 20931596527362693 12 141 180 60604 27726 18.312.4 24241848
36、625813156 550 350 3.6 0 8 109 139 59783 30040 20.714.7 21741717630512856 10 135 173 73276 36752 20.614.6 26652100779013503 12 160 204 85249 42769 20.414.5 31002444926464118 14 185 236 97269 48731 20.314.4 353727841067604710 600 400 4.0 0 8 122 155 80670 43564 22.816.8 26892178886723591 10 151 193 99
37、081 53429 22.716.7 330326721097204413 12 179 228 11567 0 62391 22.516.5 385631201306805201 14 207 264 13231 0 71282 22.416.4 441035641508505962 16 235 299 14821 0 79760 22.316.3 494039881705106694 边长边长 壁厚壁厚理论重量理论重量 截面面积截面面积惯性矩惯性矩 惯性半径惯性半径截面模数截面模数 扭转常数扭转常数 B/mm 允许偏允许偏 差差/mm t/mm M/(kg/m) A/cm2 Ix=Iy/
38、cm4 rx=ry/cm Wx=Wy/cm3 It/cm4 Ct/cm3 厚度厚度t/mm 外圆弧半径外圆弧半径/mm 20 0.501.2 0.679 0.865 0.498 0.759 0.498 0.823 0.75 1.5 0.826 1.052 0.583 0.744 0.583 0.985 0.88 1.750.941 1.199 0.642 0.732 0.642 1.106 0.98 2 1.05 1.34 0.692 0.72 0.692 1.215 1.06 25 0.50 1.2 0.867 1.105 1.025 0.963 0.82 1.655 1.24 1.5 1.
39、061 1.352 1.216 0.948 0.973 1.998 1.47 1.751.215 1.548 1.357 0.936 1.086 2.261 1.65 2 1.363 1.736 1.482 0.923 1.186 2.502 1.8 30 0.50 1.5 1.296 1.652 2.195 1.152 1.463 3.555 2.21 1.751.49 1.898 2.47 1.14 1.646 4.048 2.49 2 1.677 2.136 2.721 1.128 1.814 4.511 2075 2.5 2.032 2.589 3.154 1.103 2.102 5.
40、347 3.2 3 2.361 3.008 3.5 1.078 2.333 6.06 3.58 40 0.50 1.5 1.767 2.525 5.489 1.561 2.744 8.728 4.13 1.752.039 2.598 6.237 1.549 3.118 10.0094.69 2 2.305 2.936 6.939 1.537 3.469 11.2385.23 2.5 2.817 3.589 8.213 1.512 4.106 13.5396.21 3 3.303 4.208 9.32 1.488 4.66 15.6287.07 4 4.198 5.347 11.064 1.43
41、8 5.532 19.1528.48 50 0.50 1.5 2.238 2.852 11.065 1.969 4.426 17.3956.65 1.752.589 3.298 12.641 1.957 5.056 20.0257.6 2 2.933 3.736 14.146 1.945 5.658 22.5788.51 2.5 3.602 4.589 16.941 1.921 6.776 27.43610.22 3 4.245 5.408 19.463 1.897 7.785 31.97211.77 4 5.454 6.974 23.725 1.847 9.49 40.04714.43 60
42、 0.60 2 3.56 4.54 25.12 2.35 8.38 39.81 12.6 2.5 4.387 5.589 30.34 2.329 10.113 48.53915.22 碳素钢碳素钢 (s320MPa) 低合金钢低合金钢 (s320MPa) FGXR t3 1.02.5t 1.52.5t 3t6 1.52.5t 2.03.0t 6t102.03.0t 2.03.5t t10 2.03.5t 2.54.0t 定尺精度级定尺精度级 别别 长度范围长度范围/mm 允许偏差允许偏差 /mm 普通级别普通级别400012000(+70,0) 精确级别精确级别40006000(+5,0) 精
43、确级别精确级别 6000 12000 (+10,0) 3 5.187 6.608 35.13 2.305 11.71 56.89217.65 4 6.71 8.547 43.539 2.256 14.513 72.18821.97 5 8.129 10.35650.468 2.207 16.822 85.56 25.61 70 0.65 2.5 5.17 6.59 49.4 2.74 14.1 78.5 21.2 3 6.129 7.808 57.522 2.714 16.434 92.18824.74 4 7.966 10.14772.108 2.665 20.602 117.97531.1
44、1 5 9.699 12.35684.602 2.616 24.172 141.18336.65 80 0.70 2.5 5.957. 7.589 75.147 3.147 18.787 118.5228.22 3 7.071 9.008 87.838 3.122 21.959 139.6633.02 4 9.222 11.747111.031 3.074 27.757 179.80841.84 5 11.269 14.356131.414 3.025 32.853 216.62849.68 90 0.75 3 8.013 10.208127.277 3.531 28.283 201.1084
45、2.51 4 10.478 13.347161.907 3.482 35.979 260.08854.17 5 12.839 16.356192.903 3.434 42.867 314.89664.71 6 15.097 19.232220.42 3.385 48.982 365.45274.16 100 0.80 4 11.734 11.947226.337 3.891 45.267 361.21368.1 5 14.409 18.356271.071 3.842 52.214 438.98681.72 6 16.981 21.632311.415 3.794 62.283 511.558
46、94.12 110 0.90 4 12.99 16.548305.94 4.3 55.625 486.4783.63 5 15.98 20.356367.95 4.252 66.9 593.6 100.74 6 18.866 24.033424.57 4.203 77.194 694.85116.47 120 0.90 4 14.246 18.147402.26 4.708 67.043 635.603100.75 5 17.549 22.356485.441 4.659 80.906 776.632121.75 6 20.749 26.432562.094 4.611 93.683 910.281141.22 8 26.84 34.191696.639 4.513 116.106 1155.01174.58 130 1.00 4 15.502 19.748516.97 5.117 79.534 814.72119.48 5 19.12 24.356625.68 5.068 96.258 998.22144.77 6 22.634 28.833726.64 5.02 111.79 1173.6168.36 8 28.921 36.842882.86 4.895 135.82 1502.1209.54 140 1.10 4 16.758 21.347651.598 5.524