7/25/2019 Capacidad Axial de Columnas
1/2
Design Axial Strength
0.210 0.210 0.210 0.280 0.280 0.2504.20 4.20 4.20 4.20 4.20
4.20
B (cm) = 25 25 25 25 25 25
H (cm) = 50 25 90 90 160 95
10.58 7.74 22.50 49.50 40.00 27.72
1239 625 2250 2250 4000 2375
1229 617 2228 2201 3960 2347
0.9 1.2 1.0 2.2 1.0 1.2
Factor = 0.80 0.80 0.80 0.80 0.80 0.80
211 114 394 585 888 492
0.70 0.70 0.70 0.70 0.70 0.70
148 80 276 410 622 345
44 33 95 208 168 116
0.90 0.90 0.90 0.90 0.90 0.90
40 29 85 187 151 105
f'c
(t/cm2) =
Fy(t/cm2) =
As(cm2) =
Ac(cm2) =
Ac- A
s(cm2) =
(As/ A
c) =
!"-ma#
(t) =
=
!"-ma#
(t) =
$"-ma#
(t) =
=
$"-ma#
(t) =
7/25/2019 Capacidad Axial de Columnas
2/2
0.630 0.630 0.630 0.630 0.630 0.6304.20 4.20 4.20 4.20 4.20
4.20
50 50 50 50 500 50
300 300 300 400 400 250
401.94 401.94 478.50 612.48 612.48 306.24
15000 15000 15000 20000 200000 12500
14598 14598 14522 19388 199388 12194
2.7 2.7 3.2 3.1 0.3 2.4
0.80 0.80 0.80 0.80 0.80 0.80
7604 7604 7829 10364 87476 6253
0.70 0.70 0.70 0.70 0.70 0.70
5323 5323 5480 7254 61233 4377
!% (t) = 5213 5237 5600 6274 6274 3950
&/ = 0.98 0.98 1.02 0.86 0.10 0.90
1688 1688 2010 2572 2572 1286
0.90 0.90 0.90 1.90 1.90 0.90
1519 1519 1809 4888 4888 1158
*s F+,+ H+ - 2 (1
!)
*s F+,+ H+ - 2 (1
$)
*s F+,+ H+ - 2 (9
$.)
*s - 7(9 $)
*s - 7(9 $)
*s6-
