guid美标H型钢规格表yqkp

型号 (高×宽)截面尺寸 (mm)截面面积cm2理论重量Kg/m截面特性参数HBt1t2r惯性矩cm4惯性半径cm截面模量cm3IxIyixiyWxWyW27×84678.43252.9811.681

腾讯文库guid美标H型钢规格表yqkpguid美标H型钢规格表yqkp