工字钢截面尺寸(GBT 706-2008)
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h b d t r r1
1010068 4.57.6 6.5 3.3121207458.47 3.512.61267458.47 3.51414080 5.59.17.5 3.8161608869.9841818094 6.510.78.5 4.320a 200100711.49 4.520b 200102911.49 4.522a 2201107.512.39.5 4.822b 2201129.512.39.5 4.824a 24011681310524b 240118101310525a 25011681310525b 250118101310527a 2701228.513.710.5 5.327b 27012410.513.710.5 5.328a 2801228.513.710.5 5.328b 28012410.513.710.5 5.330a 300126914.411 5.530b 3001281114.411 5.530c 3001301314.411 5.532a 3201309.51511.5 5.832b 32013211.51511.5 5.832c 32013413.51511.5 5.836a 3601361015.812636b 3601381215.812636c 3601401415.812640a 40014210.516.512.5 6.340b 40014412.516.512.5 6.340c 40014614.516.512.5 6.345a 45015011.51813.5 6.845b 45015213.51813.5 6.845c 45015415.51813.5 6.850a 500158122014750b 500160142014750c 500162162014755a 55016612.52114.57.355b 55016814.52114.57.355c 55017016.52114.57.356a 56016612.52114.57.356b 56016814.52114.57.356c 56017016.52114.57.363a 6301761322157.563b 6301781522157.563c 6301801722157.5
型 号截面尺寸/mm
工字钢截面尺寸(GB/T 706-2008)