1、附录附录 热轧普通工字钢截面特性表 r1rdhb(b-d)/4t斜度1:6yyxxh高度b翼缘宽度d腹板厚度t翼缘平均厚度r内弧圆半径I截面惯性矩W截面抵抗矩S半截面面积矩i 回转半径r1翼缘圆弧半径 x-x y-y 尺寸(mm)Wx Sx 型号 h b d t r r1截面 面积(cm2)质量(kg/m)Ix(cm4)(cm3)ix(cm)Iy(cm4)Wy(cm3)iy(cm)I10 10068 4.5 7.6 6.5 3.314.3311.25245.0 49.0 28.2 4.13 32.8 9.6 1.51 I12.6 12674 5.0 8.4 7.0 3.518.1014.214
2、87.6 77.4 44.4 5.19 46.9 12.7 1.61 I14 14080 5.5 9.1 7.5 3.821.5016.88711.6 101.7 58.4 5.75 64.3 16.1 1.73 I16 16088 6.0 9.9 8.0 4.026.1120.501126.9 140.9 80.8 6.57 93.0 21.1 1.89 I18 18094 6.5 10.7 8.5 4.330.7424.131668.9 185.4 106.5 7.37 122.9 26.2 2.00 I20a 2001007.0 11.4 9.0 4.535.5527.912368.6
3、236.9 136.1 8.16 157.9 31.6 2.11 I20b 2001029.0 11.4 9.0 4.539.5531.052501.9 250.2 146.1 7.95 168.9 33.1 2.07 I22a 2201107.5 12.3 9.5 4.842.1033.053405.9 309.6 177.7 8.99 225.9 41.1 2.32 I22b 2201129.5 12.3 9.5 4.846.5036.503583.4 325.8 189.8 8.78 240.2 42.9 2.27 135x-x y-y 尺寸(mm)Wx Sx 型号 h b d t r
4、r1截面 面积(cm2)质量(kg/m)Ix(cm4)(cm3)ix(cm)Iy(cm4)Wy(cm3)iy(cm)I25a 2501168.0 13.0 10.05.048.5138.085017.3 401.4 230.7 10.17 280.4 48.3 2.40 I25b 25011810.0 13.0 10.05.053.5142.015277.7 422.2 246.3 9.93 297.3 50.4 2.36 I28a 2801228.5 13.7 10.55.355.3743.477115.3 508.2 292.7 11.34 344.1 56.4 2.49 I28b 280
5、12410.5 13.7 10.55.360.9747.867481.2 534.4 312.3 11.08 363.8 58.7 2.44 I32a 3201309.5 15.0 11.55.867.1252.6911080.3 692.5 400.5 12.85 459.0 70.6 2.62 I32b 32013211.5 15.0 11.55.873.5257.7111626.4 726.7 426.1 12.58 483.8 73.3 2.57 I32c 32013413.5 15.0 11.55.879.9262.7412172.6 760.8 451.7 12.34 510.0
6、76.1 2.53 I36a 36013610.0 15.8 12.06.076.4460.0015796.0 877.6 508.8 14.38 554.9 81.6 2.69 I36b 36013812.0 15.8 12.06.083.6465.6616573.6 920.8 541.2 14.08 583.6 84.6 2.64 I36c 36014014.0 15.8 12.06.090.8471.3117351.2 964.0 573.6 13.82 614.0 87.7 2.60 I40a 40014210.5 16.5 12.56.386.0767.5621714.1 1085
7、.7631.2 15.88 659.9 92.9 2.77 I40b 40014412.5 16.5 12.56.394.0773.8422780.7 1139.0671.2 15.56 692.7 96.2 2.71 I40c 40014614.5 16.5 12.56.3102.0780.1223847.4 1192.4711.2 15.29 727.5 99.7 2.67 I45a 45015011.5 18.0 13.56.8102.4080.3832240.5 1432.9836.4 17.74 855.0 114.0 2.89 I45b 45015213.5 18.0 13.56.
8、8111.4087.4533759.3 1500.4887.1 17.41 895.4 117.8 2.84 I45c 45015415.5 18.0 13.56.8120.4094.5135278.0 1567.9837.7 17.12 938.0 121.8 2.79 I50a 50015812.0 20.0 14.07.0119.2593.6146472.3 1858.91084.119.74 1121.5 142.0 3.07 I50b 50016014.0 20.0 14.07.0129.25101.4648555.7 1942.21146.619.38 1171.4 146.4 3
9、.01 I50c 50016216.0 20.0 14.07.0139.25109.3150639.0 2025.61209.119.07 1223.9 151.1 2.96 I56a 56016612.5 21.0 14.57.3135.38106.2765575.6 2342.01368.822.01 1365.8 164.6 3.18 I56b 56016814.5 21.0 14.57.3146.58115.0668502.5 2446.51447.221.62 1423.8 169.5 3.12 I56c 56017016.5 21.0 14.57.3157.78123.8571429.5 2551.11525.621.28 1484.7 174.7 3.07 I63a 63017613.0 22.0 15.07.5154.59121.3694003.9 2984.31747.424.66 1702.3 193.4 3.32 I63b 63017815.0 22.0 15.07.5167.19131.2598171.4 3116.61746.624.23 1770.7 199.0 3.25 I63c 63018017.0 22.0 15.07.5179.79141.14102338.8 3248.91945.923.86 1842.4 204.7 3.20 136