英国工字钢尺寸规格(BS4-1:2005)如表3-2-4所示。表3-2-4工字钢规格型号单位重量高度宽度厚度圆角半径腰腿hbstr1r2kg/mmmmmmmmmmmmm254×203×8282.0254.0203.210.219.919.69.7254×114×3737.2254.0114.37.612.812.46.1203×152×5252.3203.2152.48.916.515.57.6152×127×3737.3152. (共 552 字) [阅读本文] >>
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 英国工字钢尺寸规格(BS4-1:2005)如表3-2-4所示。表3-2-4工字钢规格型号单位重量高度宽度厚度圆角半径腰腿hbstr1r2kg/mmmmmmmmmmmmm254×203×8282.0254.0203.210.219.919.69.7254×114×3737.2254.0114.37.612.812.46.1203×152×5252.3203.2152.48.916.515.57.6152×127×3737.3152. (共 552 字) [阅读本文] >>