两端铰接的焊接工字形截面轴心受压柱（截面如图所示，长度单位：mm），柱高为H=6m，翼缘为焰切边，钢材牌号Q235，f=215N/mm2，稳定系数φ查表确定，试计算该柱所能承受的轴心压力设计值。 稳定系数φ-|||-λ 1/235 0 1 2 3 4 5 6 7 8 9-|||-0 1.000 1.000 1.000 0.999 0.999 0.998 0.997 0.996 0.995 0.994-|||-10 0.992 0.991 0.989 0.987 0.985 0.983 0.981 0.978 0.976 0.973-|||-20 0.970 0.967|0.963| 0.960 0.957 0.953 0.950 0.946 0.943 0.939-|||-30 0.936 0.932|0.929|0.925|0.922 0.918 0.914 0.910 0.906 0.903-|||-40 0.899 0.895 0.891 0.887 0.882 0.878 0.874 0.870 0.865 0.861-|||-50 0.856 0.852 0.847 0.842 0.838 0.833 0.828 0.823 0.818 0.813-|||-60 0.807 0.802 0.797 0.791 0.786 0.780 0.774 0.769 0.763 0.757-|||-70 0.751 0.745 0.739 0.732 0.726 0.720 0.714 0.707 0.701 0.694-|||-80 0.688 0.681 0.675 0.668 0.661 0.655 0.648 0.641 0.635 0.628-|||-90 0.621 0.614 0.608 0.601 0.594 0.588 0.581 0.575 0.568 0.561-|||-100 0.555 0.549 0.542 0.536 0.529 0.523 0.517 0.511 0.505 0.499