工字钢理论重量表
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热轧工字钢规格理论重量表大全/每米型 号尺寸(毫米)截断面积(厘米2)理论重量(公斤/米)hbdtr10100684.57.63.314.311.212.61267458.43.518.114.214140805.59.13.821.516.9161608869.9426.120.518180946.510.74.330.624.120a200100711.44.535.527.920b200102911.44.539.531.122a2201107.512.34.8423322b2201129.512.
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