日本槽鋼尺寸規(guī)格(JISG3192—2005)如表3-4-3所示。表3-4-3槽鋼截面尺寸和截面特性規(guī)格每米重量M/kg·m-1截面面積A/cm2尺寸重心cx/cm截面特性X-XY-YH/mmB/mmT/mmt/mmR①/mmr①/mmIx/cm4Zx/cm3rx/cmIy/cm4Zy/cm3ry/cmCH80×8CH100×10CH120×12CH140×15CH160×18CH180×21CH20 (共 900 字) [閱讀本文] >>
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 日本槽鋼尺寸規(guī)格(JISG3192—2005)如表3-4-3所示。表3-4-3槽鋼截面尺寸和截面特性規(guī)格每米重量M/kg·m-1截面面積A/cm2尺寸重心cx/cm截面特性X-XY-YH/mmB/mmT/mmt/mmR①/mmr①/mmIx/cm4Zx/cm3rx/cmIy/cm4Zy/cm3ry/cmCH80×8CH100×10CH120×12CH140×15CH160×18CH180×21CH20 (共 900 字) [閱讀本文] >>