钢管轴向承载力计算表

1、钢管轴向承载力自动计算表截面类别a1a2a3k稳定系数中入0.215na类0.4丄0.980.152长细比6.8005241.00245860.99/80835U99/8U831.0029108/b类0.650.960.3屈服强2350.992279280.996525440.99652541.01331223477c人ns0.730.900.595弹性模2060000.954847530.996097800.99609781.053500911/入n1.210.302中间计算值1.243425500.8070298477-XnS1.350.860.915入n0.07311-0.9402435

2、90.99278361F99278361.07006392877入n1.3/0.4321.411930150.710159675/长度L壁厚t小径dD/4d/D(d/D)八21+(d/D)A2sqrt1+(d/回转半径i140601.8564150940.88361.88361.37244320.58664616屈服强度f大半径RR平方小半径rr平方大圆面积282743小圆面积24983201截面面积=大32圆曲鬆有侧孔截面面积手动输入截面面积23530900282795.243437913328.94640圆管类大扇形夹角大扇形S大三角S大弦S1801410001413小扇形小扇小三小弦S1

3、80.001240001248在黄色方格内填上数据，则I1输入钢管受力两端长度，若钢管由多段管串联组合，则要分段计算，以受力最低段2、输入钢管外径，3、输入钢管最小截面壁厚，长度L140外径D60壁厚t18侧面孔径d0屈服强度f235单位mm单位：mm单位：mm销直径I12安全系数=2承载力(KN)承载力(kg)#VALUE!KN#VALUE!kg不规则截面#VALUE!KN#VALUE!kg38.763711KN3954kg安全系数=2.5承载力(KN)承载力(kg)#VALUE!KN#VALUE!kg不规则截面#VALUE!KN#VALUE!|kg31.010969KN3163.119kg

4、安全系数=3承载力(KN)承载力(kg)#VALUE!KN#VALUE!kg不规则截面#VALUE!KN#VALUE!kg25.8424739KN2636kg说明4、输入钢管材质屈服强度。如：Q235为235，Q345为345，如其它材质名不含数字，则需查出所用材质的屈服强度。Q235安全系数=2销抗剪断(KN)kgQ235安全系数-2销抗剪断(KN)kg14864.761516206#VALUE!#VALUE!Q34519386.361977409Q345#VALUE!#VALUE!Q235屈服抗剪抗拉压弯抗拉平面抗压235263190375320Q345345343490T6061铝合金270304单位：N/mm2物理性能310Mpa2012.10.02制作于博高T6061铝合金抗拉：屈服：276Mpa1Mpa=0.98N/mm2最大承载力：N=fA中通过入所得A=L/(D/4)*sqrtl+(d/D)人2回转半径公式：i=(D/4)*sqrt(1+(d/D)人2)一般出口求值角度正弦0.530余弦0.560正切145余切145求角度对边