問(wèn)答題某鋼筋混凝土偏心受壓柱,承受軸向壓力設(shè)計(jì)值N=250kN,彎矩設(shè)計(jì)值M=158kN·m,截面尺寸為b×h=300×400mm,as=as’=40mm,柱的計(jì)算長(zhǎng)度l0=4.0m,經(jīng)計(jì)算偏心矩增大系數(shù)η=1.039,采用C25混凝土和HRB335鋼筋,進(jìn)行截面對(duì)稱配筋設(shè)計(jì)。(fc=11.9N/mm2, fy’=fy=300N/mm2,ξb=0.550)

您可能感興趣的試卷

最新試題