热轧钢筋重量
表
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热轧钢筋直径、横截面面积和重量公称直径内径允许纵、横肋高允许公称横截面面理论重量,mm,,mm,偏差h、h?,mm,偏差积(mm),kg/m,5,80,628,270,2226?0.3?0.3+0.4,7,70,850,270,3958-0.39,61,078,540,61710?0.411,51,2113,10,88812?0.4+0.413,41,4153,91,2114-0.515,41,5201,11,581617,31,6254,52,0018?0.519,31,7314,22,472021,31,9380,12,9822?0.524,22,1490,93,8525?0.627,22,2615,84,8328+0.8,31,02,4804,26,3132?0.6-0.7+1.0,35,02,67,99361018-0.838,72,99,8740?0.7?1.1125748,53,215,42501964?0.8?1.2注:1、表中理论重量按密度7.85Kg/cm?2、重量允许偏差:直径:6~12mm为+7%14~20mm为+5%22~50mm为+4%